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 <div class="subTitle">org.eclipse.persistence.platform.database</div>
 <h2 title="Class OraclePlatform" class="title">Class OraclePlatform</h2>
 </div>
 <div class="contentContainer">
 <ul class="inheritance">
 <li><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</li>
 <li>
 <ul class="inheritance">
 <li><a href="../../../../../org/eclipse/persistence/platform/database/DatabasePlatform.html" title="class in org.eclipse.persistence.platform.database">org.eclipse.persistence.platform.database.DatabasePlatform</a></li>
 <li>
 <ul class="inheritance">
 <li>org.eclipse.persistence.platform.database.OraclePlatform</li>
 </ul>
 </li>
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 </li>
 </ul>
 </li>
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 </li>
 </ul>
 <div class="description">
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 <dl>
 <dt>All Implemented Interfaces:</dt>
 <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Cloneable.html?is-external=true" title="class or interface in java.lang">Cloneable</a>, org.eclipse.persistence.internal.core.databaseaccess.CorePlatform&lt;org.eclipse.persistence.internal.helper.ConversionManager&gt;, org.eclipse.persistence.internal.databaseaccess.Platform</dd>
 </dl>
 <dl>
 <dt>Direct Known Subclasses:</dt>
 <dd><a href="../../../../../org/eclipse/persistence/platform/database/oracle/Oracle8Platform.html" title="class in org.eclipse.persistence.platform.database.oracle">Oracle8Platform</a>, <a href="../../../../../org/eclipse/persistence/platform/database/Oracle8Platform.html" title="class in org.eclipse.persistence.platform.database">Oracle8Platform</a></dd>
 </dl>
 <hr>
 <br>
 <pre>public class <span class="typeNameLabel">OraclePlatform</span>
 extends <a href="../../../../../org/eclipse/persistence/platform/database/DatabasePlatform.html" title="class in org.eclipse.persistence.platform.database">DatabasePlatform</a></pre>
 <div class="block"><p><b>Purpose</b>: Provides Oracle specific behavior.
  <p><b>Responsibilities</b>:<ul>
  <li> Native SQL for byte[], Date, Time, &amp; Timestamp.
  <li> Native sequencing named sequences.
  <li> Native SQL/ROWNUM support for MaxRows and FirstResult filtering.
  </ul></div>
 <dl>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../serialized-form.html#org.eclipse.persistence.platform.database.OraclePlatform">Serialized Form</a></dd>
 <dt><span class="simpleTagLabel">Since:</span></dt>
 <dd>TOPLink/Java 1.0</dd>
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 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Field and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#END_FROM">END_FROM</a></span></code>&nbsp;</td>
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 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#END_FROM_ID">END_FROM_ID</a></span></code>&nbsp;</td>
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 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#FROM">FROM</a></span></code>&nbsp;</td>
 </tr>
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 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#FROM_ID">FROM_ID</a></span></code>&nbsp;</td>
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 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#HINT_END">HINT_END</a></span></code>&nbsp;</td>
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 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#HINT_START">HINT_START</a></span></code>&nbsp;</td>
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 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#LOCK_END">LOCK_END</a></span></code>&nbsp;</td>
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 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#LOCK_START_PREFIX">LOCK_START_PREFIX</a></span></code>&nbsp;</td>
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 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#LOCK_START_SUFFIX">LOCK_START_SUFFIX</a></span></code>&nbsp;</td>
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 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#MAX_ROW">MAX_ROW</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#MIN_ROW">MIN_ROW</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#ORDER_BY_ID">ORDER_BY_ID</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#SELECT">SELECT</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#SELECT_ID_PREFIX">SELECT_ID_PREFIX</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#SELECT_ID_SUFFIX">SELECT_ID_SUFFIX</a></span></code>&nbsp;</td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#shouldPrintForUpdateClause">shouldPrintForUpdateClause</a></span></code>
 <div class="block">Whether a FOR UPDATE clause should be printed at the end of the query</div>
 </td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsIdentity">supportsIdentity</a></span></code>
 <div class="block">Advanced attribute indicating whether identity is supported,
  see comment to setSupportsIdentity method.</div>
 </td>
 </tr>
 <tr class="rowColor">
 <td class="colFirst"><code>protected static <a href="../../../../../org/eclipse/persistence/queries/DataModifyQuery.html" title="class in org.eclipse.persistence.queries">DataModifyQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#vpdClearIdentifierQuery">vpdClearIdentifierQuery</a></span></code>&nbsp;</td>
 </tr>
 <tr class="altColor">
 <td class="colFirst"><code>protected static <a href="../../../../../org/eclipse/persistence/queries/DataModifyQuery.html" title="class in org.eclipse.persistence.queries">DataModifyQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#vpdSetIdentifierQuery">vpdSetIdentifierQuery</a></span></code>&nbsp;</td>
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 <h3>Fields inherited from class&nbsp;org.eclipse.persistence.platform.database.<a href="../../../../../org/eclipse/persistence/platform/database/DatabasePlatform.html" title="class in org.eclipse.persistence.platform.database">DatabasePlatform</a></h3>
 <code><a href="../../../../../org/eclipse/persistence/platform/database/DatabasePlatform.html#DEFAULT_VARCHAR_SIZE">DEFAULT_VARCHAR_SIZE</a></code></li>
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 <h3>Fields inherited from class&nbsp;org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</h3>
 <code>batchWritingMechanism, castSizeForVarcharParameter, classTypes, cursorCode, DEFAULT_MAX_BATCH_WRITING_SIZE, DEFAULT_PARAMETERIZED_MAX_BATCH_WRITING_SIZE, driverName, driverSupportsNationalCharacterVarying, fieldTypes, IS_VALID_TIMEOUT, isCastRequired, maxBatchWritingSize, partitioningCallback, pingSQL, printInnerJoinInWhereClause, printOuterJoinInWhereClause, shouldBindAllParameters, shouldBindLiterals, shouldCacheAllStatements, shouldCreateIndicesOnForeignKeys, shouldForceBindAllParameters, shouldForceFieldNamesToUpperCase, shouldIgnoreCaseOnFieldComparisons, shouldOptimizeDataConversion, shouldTrimStrings, statementCacheSize, storedProcedureTerminationToken, stringBindingSize, structConverters, supportsAutoCommit, tableCreationSuffix, transactionIsolation, typeConverters, useJDBCStoredProcedureSyntax, useNationalCharacterVarying, useRownumFiltering, usesBatchWriting, usesByteArrayBinding, usesJDBCBatchWriting, usesNativeBatchWriting, usesNativeSQL, usesStreamsForBinding, usesStringBinding</code></li>
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 <h3>Fields inherited from class&nbsp;org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</h3>
 <code>conversionManager, dataTypesConvertedFromAClass, dataTypesConvertedToAClass, defaultNativeSequenceToTable, defaultSeqenceAtNextValue, defaultSequence, endDelimiter, platformOperators, sequences, sequencesLock, startDelimiter, tableQualifier, timestampQuery</code></li>
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 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
 <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
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 <th class="colOne" scope="col">Constructor and Description</th>
 </tr>
 <tr class="altColor">
 <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#OraclePlatform--">OraclePlatform</a></span>()</code>&nbsp;</td>
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 <h3>Method Summary</h3>
 <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
 <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
 <tr>
 <th class="colFirst" scope="col">Modifier and Type</th>
 <th class="colLast" scope="col">Method and Description</th>
 </tr>
 <tr id="i0" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#allowsSizeInProcedureArguments--">allowsSizeInProcedureArguments</a></span>()</code>
 <div class="block">Used for stored procedure definitions.</div>
 </td>
 </tr>
 <tr id="i1" class="rowColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#appendByteArray-byte:A-java.io.Writer-">appendByteArray</a></span>(byte[]&nbsp;bytes,
                <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  If using native SQL then print a byte[] literally as a hex string otherwise use ODBC format
  as provided in DatabasePlatform.</div>
 </td>
 </tr>
 <tr id="i2" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#appendCalendar-java.util.Calendar-java.io.Writer-">appendCalendar</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Calendar.html?is-external=true" title="class or interface in java.util">Calendar</a>&nbsp;calendar,
               <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  Appends an Oracle specific Timestamp, if usesNativeSQL is true otherwise use the ODBC format.</div>
 </td>
 </tr>
 <tr id="i3" class="rowColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#appendDate-java.sql.Date-java.io.Writer-">appendDate</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Date.html?is-external=true" title="class or interface in java.sql">Date</a>&nbsp;date,
           <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  Appends an Oracle specific date if usesNativeSQL is true otherwise use the ODBC format.</div>
 </td>
 </tr>
 <tr id="i4" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#appendTime-java.sql.Time-java.io.Writer-">appendTime</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Time.html?is-external=true" title="class or interface in java.sql">Time</a>&nbsp;time,
           <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  Appends an Oracle specific time if usesNativeSQL is true otherwise use the ODBC format.</div>
 </td>
 </tr>
 <tr id="i5" class="rowColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#appendTimestamp-java.sql.Timestamp-java.io.Writer-">appendTimestamp</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Timestamp.html?is-external=true" title="class or interface in java.sql">Timestamp</a>&nbsp;timestamp,
                <a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  Appends an Oracle specific Timestamp, if usesNativeSQL is true otherwise use the ODBC format.</div>
 </td>
 </tr>
 <tr id="i6" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#atan2Operator--">atan2Operator</a></span>()</code>
 <div class="block">INTERNAL:
  Build operator.</div>
 </td>
 </tr>
 <tr id="i7" class="rowColor">
 <td class="colFirst"><code>org.eclipse.persistence.internal.databaseaccess.DatabaseCall</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#buildCallWithReturning-org.eclipse.persistence.queries.SQLCall-java.util.Vector-">buildCallWithReturning</a></span>(<a href="../../../../../org/eclipse/persistence/queries/SQLCall.html" title="class in org.eclipse.persistence.queries">SQLCall</a>&nbsp;sqlCall,
                       <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</a>&nbsp;returnFields)</code>
 <div class="block">INTERNAL:
  Returns null unless the platform supports call with returning</div>
 </td>
 </tr>
 <tr id="i8" class="altColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Hashtable.html?is-external=true" title="class or interface in java.util">Hashtable</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#buildFieldTypes--">buildFieldTypes</a></span>()</code>
 <div class="block">INTERNAL:</div>
 </td>
 </tr>
 <tr id="i9" class="rowColor">
 <td class="colFirst"><code>protected <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#buildFirstRowsHint-int-">buildFirstRowsHint</a></span>(int&nbsp;max)</code>
 <div class="block">Build the hint string used for first rows.</div>
 </td>
 </tr>
 <tr id="i10" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#buildSelectQueryForIdentity-java.lang.String-java.lang.Integer-">buildSelectQueryForIdentity</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;qualifiedSeqName,
                            <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;size)</code>
 <div class="block">INTERNAL:
  Though Oracle doesn't support identity it could be imitated,
  see comment to setSupportsIdentity method.</div>
 </td>
 </tr>
 <tr id="i11" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#buildSelectQueryForSequenceObject-java.lang.String-java.lang.Integer-">buildSelectQueryForSequenceObject</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;qualifiedSeqName,
                                  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;size)</code>
 <div class="block">INTERNAL:
  Produce a DataReadQuery which updates(!) the sequence number in the db
  and returns it.</div>
 </td>
 </tr>
 <tr id="i12" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#canBuildCallWithReturning--">canBuildCallWithReturning</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether the platform can build call with returning.</div>
 </td>
 </tr>
 <tr id="i13" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#canUnwrapOracleConnection--">canUnwrapOracleConnection</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether this Oracle platform can unwrap Oracle connection.</div>
 </td>
 </tr>
 <tr id="i14" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#checkTableExists-org.eclipse.persistence.internal.sessions.DatabaseSessionImpl-org.eclipse.persistence.tools.schemaframework.TableDefinition-boolean-">checkTableExists</a></span>(org.eclipse.persistence.internal.sessions.DatabaseSessionImpl&nbsp;session,
                 <a href="../../../../../org/eclipse/persistence/tools/schemaframework/TableDefinition.html" title="class in org.eclipse.persistence.tools.schemaframework">TableDefinition</a>&nbsp;table,
                 boolean&nbsp;suppressLogging)</code>
 <div class="block">INTERNAL:
  Executes and evaluates query to check whether given table exists.</div>
 </td>
 </tr>
 <tr id="i15" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#clearOracleConnectionCache-java.sql.Connection-">clearOracleConnectionCache</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;conn)</code>
 <div class="block">INTERNAL:
  Clears both implicit and explicit caches of OracleConnection on Oracle9Platform, noop here.</div>
 </td>
 </tr>
 <tr id="i16" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/expressions/Expression.html" title="class in org.eclipse.persistence.expressions">Expression</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#createExpressionFor-org.eclipse.persistence.internal.helper.DatabaseField-org.eclipse.persistence.expressions.Expression-">createExpressionFor</a></span>(org.eclipse.persistence.internal.helper.DatabaseField&nbsp;field,
                    <a href="../../../../../org/eclipse/persistence/expressions/Expression.html" title="class in org.eclipse.persistence.expressions">Expression</a>&nbsp;builder)</code>
 <div class="block">INTERNAL:
  Override this method if the platform needs to use a custom function based on the DatabaseField</div>
 </td>
 </tr>
 <tr id="i17" class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#currentDateOperator--">currentDateOperator</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i18" class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#currentTimeOperator--">currentTimeOperator</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i19" class="rowColor">
 <td class="colFirst"><code>static <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#exceptOperator--">exceptOperator</a></span>()</code>
 <div class="block">INTERNAL:
  Create the EXCEPT operator, MINUS in Oracle.</div>
 </td>
 </tr>
 <tr id="i20" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getAssignmentString--">getAssignmentString</a></span>()</code>
 <div class="block">INTERNAL:
  Used for stored function calls.</div>
 </td>
 </tr>
 <tr id="i21" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getBatchBeginString--">getBatchBeginString</a></span>()</code>
 <div class="block">Used for batch writing and sp defs.</div>
 </td>
 </tr>
 <tr id="i22" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getBatchEndString--">getBatchEndString</a></span>()</code>
 <div class="block">Used for batch writing and sp defs.</div>
 </td>
 </tr>
 <tr id="i23" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getBatchRowCountAssignString--">getBatchRowCountAssignString</a></span>()</code>
 <div class="block">Used for batch writing for row count return.</div>
 </td>
 </tr>
 <tr id="i24" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getBatchRowCountDeclareString--">getBatchRowCountDeclareString</a></span>()</code>
 <div class="block">Used for batch writing for row count return.</div>
 </td>
 </tr>
 <tr id="i25" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getBatchRowCountReturnString--">getBatchRowCountReturnString</a></span>()</code>
 <div class="block">Used for batch writing for row count return.</div>
 </td>
 </tr>
 <tr id="i26" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getDeclareBeginString--">getDeclareBeginString</a></span>()</code>
 <div class="block">INTERNAL:
  DECLARE stanza header for Anonymous PL/SQL block</div>
 </td>
 </tr>
 <tr id="i27" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getDropCascadeString--">getDropCascadeString</a></span>()</code>
 <div class="block">Allows DROP TABLE to cascade dropping of any dependent constraints if the database supports this option.</div>
 </td>
 </tr>
 <tr id="i28" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getDropDatabaseSchemaString-java.lang.String-">getDropDatabaseSchemaString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;schema)</code>
 <div class="block">Return the drop schema definition.</div>
 </td>
 </tr>
 <tr id="i29" class="rowColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getINClauseLimit--">getINClauseLimit</a></span>()</code>
 <div class="block">INTERNAL:
  Some database platforms have a limit for the number of parameters in an IN clause.</div>
 </td>
 </tr>
 <tr id="i30" class="altColor">
 <td class="colFirst"><code>int</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getMaxFieldNameSize--">getMaxFieldNameSize</a></span>()</code>
 <div class="block">INTERNAL:
  returns the maximum number of characters that can be used in a field
  name on this platform.</div>
 </td>
 </tr>
 <tr id="i31" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getNativeTableInfo-java.lang.String-java.lang.String-org.eclipse.persistence.internal.sessions.AbstractSession-">getNativeTableInfo</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;table,
                   <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;creator,
                   org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</code>
 <div class="block">Return the catalog information through using the native SQL catalog selects.</div>
 </td>
 </tr>
 <tr id="i32" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getObjectFromResultSet-java.sql.ResultSet-int-int-org.eclipse.persistence.internal.sessions.AbstractSession-">getObjectFromResultSet</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/ResultSet.html?is-external=true" title="class or interface in java.sql">ResultSet</a>&nbsp;resultSet,
                       int&nbsp;columnNumber,
                       int&nbsp;type,
                       org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</code>
 <div class="block">INTERNAL:
  Get a timestamp value from a result set.</div>
 </td>
 </tr>
 <tr id="i33" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getProcedureArgument-java.lang.String-java.lang.Object-java.lang.Integer-org.eclipse.persistence.queries.StoredProcedureCall-org.eclipse.persistence.internal.sessions.AbstractSession-">getProcedureArgument</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
                     <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;parameter,
                     <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;parameterType,
                     <a href="../../../../../org/eclipse/persistence/queries/StoredProcedureCall.html" title="class in org.eclipse.persistence.queries">StoredProcedureCall</a>&nbsp;call,
                     org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</code>
 <div class="block">Obtain the platform specific argument string</div>
 </td>
 </tr>
 <tr id="i34" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getProcedureCallHeader--">getProcedureCallHeader</a></span>()</code>
 <div class="block">Used for sp calls.</div>
 </td>
 </tr>
 <tr id="i35" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getProcedureCallTail--">getProcedureCallTail</a></span>()</code>
 <div class="block">Used for sp calls.</div>
 </td>
 </tr>
 <tr id="i36" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getSelectForUpdateString--">getSelectForUpdateString</a></span>()</code>
 <div class="block">Most database support a syntax.</div>
 </td>
 </tr>
 <tr id="i37" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getSelectForUpdateWaitString-java.lang.Integer-">getSelectForUpdateWaitString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;waitTimeout)</code>
 <div class="block">Platforms that support the WAIT option should override this method.</div>
 </td>
 </tr>
 <tr id="i38" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getStoredProcedureParameterPrefix--">getStoredProcedureParameterPrefix</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i39" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getSystemChangeNumberQuery--">getSystemChangeNumberQuery</a></span>()</code>
 <div class="block">PUBLIC:
  The query to select the current system change number
  from Oracle.</div>
 </td>
 </tr>
 <tr id="i40" class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/queries/DataReadQuery.html" title="class in org.eclipse.persistence.queries">DataReadQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getTableExistsQuery-org.eclipse.persistence.tools.schemaframework.TableDefinition-">getTableExistsQuery</a></span>(<a href="../../../../../org/eclipse/persistence/tools/schemaframework/TableDefinition.html" title="class in org.eclipse.persistence.tools.schemaframework">TableDefinition</a>&nbsp;table)</code>
 <div class="block">INTERNAL:
  Returns query to check whether given table exists.</div>
 </td>
 </tr>
 <tr id="i41" class="rowColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getTimestampQuery--">getTimestampQuery</a></span>()</code>
 <div class="block">PUBLIC:
  This method returns the query to select the timestamp
  from the server for Oracle.</div>
 </td>
 </tr>
 <tr id="i42" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/DatabaseQuery.html" title="class in org.eclipse.persistence.queries">DatabaseQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getVPDClearIdentifierQuery-java.lang.String-">getVPDClearIdentifierQuery</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;vpdIdentifier)</code>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD clear identifier query.</div>
 </td>
 </tr>
 <tr id="i43" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getVPDCreationFunctionString-java.lang.String-java.lang.String-">getVPDCreationFunctionString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                             <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tenantFieldName)</code>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier function.</div>
 </td>
 </tr>
 <tr id="i44" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getVPDCreationPolicyString-java.lang.String-org.eclipse.persistence.internal.sessions.AbstractSession-">getVPDCreationPolicyString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                           org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</code>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier policy.</div>
 </td>
 </tr>
 <tr id="i45" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getVPDDeletionString-java.lang.String-org.eclipse.persistence.internal.sessions.AbstractSession-">getVPDDeletionString</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                     org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</code>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier policy deletion.</div>
 </td>
 </tr>
 <tr id="i46" class="altColor">
 <td class="colFirst"><code><a href="../../../../../org/eclipse/persistence/queries/DatabaseQuery.html" title="class in org.eclipse.persistence.queries">DatabaseQuery</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#getVPDSetIdentifierQuery-java.lang.String-">getVPDSetIdentifierQuery</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;vpdIdentifier)</code>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD set identifier query.</div>
 </td>
 </tr>
 <tr id="i47" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#initializeConnectionData-java.sql.Connection-">initializeConnectionData</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;connection)</code>
 <div class="block">INTERNAL:
  Allow initialization from the connection.</div>
 </td>
 </tr>
 <tr id="i48" class="altColor">
 <td class="colFirst"><code>protected void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#initializePlatformOperators--">initializePlatformOperators</a></span>()</code>
 <div class="block">Initialize any platform-specific operators</div>
 </td>
 </tr>
 <tr id="i49" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isAlterSequenceObjectSupported--">isAlterSequenceObjectSupported</a></span>()</code>
 <div class="block">INTERNAL:
  Override this method if the platform supports sequence objects
  and it's possible to alter sequence object's increment in the database.</div>
 </td>
 </tr>
 <tr id="i50" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isForUpdateCompatibleWithDistinct--">isForUpdateCompatibleWithDistinct</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether SELECT DISTINCT ...</div>
 </td>
 </tr>
 <tr id="i51" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isLobCompatibleWithDistinct--">isLobCompatibleWithDistinct</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether SELECT DISTINCT lob FROM ...</div>
 </td>
 </tr>
 <tr id="i52" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isLockTimeoutException-org.eclipse.persistence.exceptions.DatabaseException-">isLockTimeoutException</a></span>(<a href="../../../../../org/eclipse/persistence/exceptions/DatabaseException.html" title="class in org.eclipse.persistence.exceptions">DatabaseException</a>&nbsp;e)</code>
 <div class="block">Return true if the given exception occurred as a result of a lock
  time out exception (WAIT clause).</div>
 </td>
 </tr>
 <tr id="i53" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isNativeConnectionRequiredForLobLocator--">isNativeConnectionRequiredForLobLocator</a></span>()</code>
 <div class="block">INTERNAL:
  Used by derived platforms (Oracle8Platform and higher)
  to indicate whether app.</div>
 </td>
 </tr>
 <tr id="i54" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isOracle--">isOracle</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i55" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#isRowCountOutputParameterRequired--">isRowCountOutputParameterRequired</a></span>()</code>
 <div class="block">Oracle does not return the row count from PLSQL anon blocks,
  so an output parameter is required for this.</div>
 </td>
 </tr>
 <tr id="i56" class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#logOperator--">logOperator</a></span>()</code>
 <div class="block">Create the log operator for this platform</div>
 </td>
 </tr>
 <tr id="i57" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Hashtable.html?is-external=true" title="class or interface in java.util">Hashtable</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#maximumNumericValues--">maximumNumericValues</a></span>()</code>
 <div class="block">Builds a table of maximum numeric values keyed on java class.</div>
 </td>
 </tr>
 <tr id="i58" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/util/Hashtable.html?is-external=true" title="class or interface in java.util">Hashtable</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#minimumNumericValues--">minimumNumericValues</a></span>()</code>
 <div class="block">Builds a table of minimum numeric values keyed on java class.</div>
 </td>
 </tr>
 <tr id="i59" class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#operatorLocate--">operatorLocate</a></span>()</code>
 <div class="block">INTERNAL:
  Override the default locate operator</div>
 </td>
 </tr>
 <tr id="i60" class="altColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#operatorLocate2--">operatorLocate2</a></span>()</code>
 <div class="block">INTERNAL:
  Override the default locate operator</div>
 </td>
 </tr>
 <tr id="i61" class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#operatorOuterJoin--">operatorOuterJoin</a></span>()</code>
 <div class="block">Create the outer join operator for this platform</div>
 </td>
 </tr>
 <tr id="i62" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#printFieldNullClause-java.io.Writer-">printFieldNullClause</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)</code>
 <div class="block">INTERNAL:
  Append the receiver's field 'NULL' constraint clause to a writer.</div>
 </td>
 </tr>
 <tr id="i63" class="rowColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#printSQLSelectStatement-org.eclipse.persistence.internal.databaseaccess.DatabaseCall-org.eclipse.persistence.internal.expressions.ExpressionSQLPrinter-org.eclipse.persistence.internal.expressions.SQLSelectStatement-">printSQLSelectStatement</a></span>(org.eclipse.persistence.internal.databaseaccess.DatabaseCall&nbsp;call,
                        org.eclipse.persistence.internal.expressions.ExpressionSQLPrinter&nbsp;printer,
                        org.eclipse.persistence.internal.expressions.SQLSelectStatement&nbsp;statement)</code>
 <div class="block">INTERNAL:
  Print the SQL representation of the statement on a stream, storing the fields
  in the DatabaseCall.</div>
 </td>
 </tr>
 <tr id="i64" class="altColor">
 <td class="colFirst"><code>static <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#regexpOperator--">regexpOperator</a></span>()</code>
 <div class="block">INTERNAL:
  Create the REGEXP_LIKE operator.</div>
 </td>
 </tr>
 <tr id="i65" class="rowColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#serverTimestampString--">serverTimestampString</a></span>()</code>
 <div class="block">Return the current date and time from the server.</div>
 </td>
 </tr>
 <tr id="i66" class="altColor">
 <td class="colFirst"><code>void</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#setSupportsIdentity-boolean-">setSupportsIdentity</a></span>(boolean&nbsp;supportsIdentity)</code>
 <div class="block">ADVANCED:
  Oracle db doesn't support identity.</div>
 </td>
 </tr>
 <tr id="i67" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#shouldPrintForUpdateClause--">shouldPrintForUpdateClause</a></span>()</code>&nbsp;</td>
 </tr>
 <tr id="i68" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#shouldPrintStoredProcedureArgumentNameInCall--">shouldPrintStoredProcedureArgumentNameInCall</a></span>()</code>
 <div class="block">INTERNAL:
  Should the variable name of a stored procedure call be printed as part of the procedure call
  e.g.</div>
 </td>
 </tr>
 <tr id="i69" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#shouldUseJDBCOuterJoinSyntax--">shouldUseJDBCOuterJoinSyntax</a></span>()</code>
 <div class="block">JDBC defines and outer join syntax, many drivers do not support this.</div>
 </td>
 </tr>
 <tr id="i70" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsAutoConversionToNumericForArithmeticOperations--">supportsAutoConversionToNumericForArithmeticOperations</a></span>()</code>
 <div class="block">Some db allow VARCHAR db field to be used in arithmetic operations automatically converting them to numeric:
  UPDATE OL_PHONE SET PHONE_ORDER_VARCHAR = (PHONE_ORDER_VARCHAR + 1) WHERE ...</div>
 </td>
 </tr>
 <tr id="i71" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsIdentity--">supportsIdentity</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether the platform supports identity.</div>
 </td>
 </tr>
 <tr id="i72" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsSelectForUpdateNoWait--">supportsSelectForUpdateNoWait</a></span>()</code>
 <div class="block">Returns true if the database supports SQL syntax not to wait on a SELECT..FOR UPADTE
  (i.e.</div>
 </td>
 </tr>
 <tr id="i73" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsSequenceObjects--">supportsSequenceObjects</a></span>()</code>
 <div class="block">INTERNAL:
  Indicates whether the platform supports sequence objects.</div>
 </td>
 </tr>
 <tr id="i74" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsStoredFunctions--">supportsStoredFunctions</a></span>()</code>
 <div class="block">INTERNAL:
  Return if database stored functions are supported.</div>
 </td>
 </tr>
 <tr id="i75" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsVPD--">supportsVPD</a></span>()</code>
 <div class="block">Oracle db supports VPD.</div>
 </td>
 </tr>
 <tr id="i76" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#supportsWaitForUpdate--">supportsWaitForUpdate</a></span>()</code>
 <div class="block">INTERNAL:
   Indicates whether the platform supports timeouts on For Update</div>
 </td>
 </tr>
 <tr id="i77" class="rowColor">
 <td class="colFirst"><code>protected <a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#todayOperator--">todayOperator</a></span>()</code>
 <div class="block">Create the sysdate operator for this platform</div>
 </td>
 </tr>
 <tr id="i78" class="altColor">
 <td class="colFirst"><code><a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a></code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#unwrapOracleConnection-java.sql.Connection-">unwrapOracleConnection</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;connection)</code>
 <div class="block">INTERNAL:
  If can unwrap returns unwrapped Oracle connection, otherwise original connection.</div>
 </td>
 </tr>
 <tr id="i79" class="rowColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#useJDBCStoredProcedureSyntax--">useJDBCStoredProcedureSyntax</a></span>()</code>
 <div class="block">Return true if JDBC syntax should be used for stored procedure calls.</div>
 </td>
 </tr>
 <tr id="i80" class="altColor">
 <td class="colFirst"><code>boolean</code></td>
 <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html#wasFailureCommunicationBased-java.sql.SQLException-java.sql.Connection-org.eclipse.persistence.internal.sessions.AbstractSession-">wasFailureCommunicationBased</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a>&nbsp;exception,
                             <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;connection,
                             org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;sessionForProfile)</code>
 <div class="block">INTERNAL:
  A call to this method will perform a platform based check on the connection and exception
  error code to determine if the connection is still valid or if a communication error has occurred.</div>
 </td>
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 <h3>Methods inherited from class&nbsp;org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</h3>
 <code>addBatch, addStructConverter, appendBoolean, appendLiteralToCall, appendLiteralToCallWithBinding, appendNumber, appendParameter, appendParameterInternal, appendString, autoCommit, beginTransaction, buildBatchCriteria, buildBatchCriteriaForComplexId, buildClassTypes, buildCreateIndex, buildCreateIndex, buildDropIndex, buildDropIndex, buildProcedureCallString, buildSequenceObjectAlterIncrementWriter, buildSequenceObjectCreationWriter, buildSequenceObjectDeletionWriter, canBatchWriteWithOptimisticLocking, commitTransaction, computeMaxRowsForSQL, convertToDatabaseType, copyInto, createArray, createArray, createPlatformDefaultSequence, createStruct, createStruct, dontBindUpdateAllQueryUsingTempTables, executeBatch, executeStoredProcedure, freeTemporaryObject, getBatchDelimiterString, getBatchWritingMechanism, getCastSizeForVarcharParameter, getClassTypes, getConnection, getConnectionUserName, getConstraintDeletionString, getCreateDatabaseSchemaString, getCreateTempTableSqlBodyForTable, getCreateTempTableSqlPrefix, getCreateTempTableSqlSuffix, getCreateViewString, getCreationInOutputProcedureToken, getCreationOutputProcedureToken, getCursorCode, getCustomModifyValueForCall, getDefaultSequenceTableName, getDriverSupportsNVarChar, getFieldTypeDefinition, getFieldTypes, getFunctionCallHeader, getIndexNamePrefix, getInOutputProcedureToken, getInputProcedureToken, getJDBCOuterJoinString, getJDBCType, getJDBCType, getJDBCTypeForSetNull, getJdbcTypeName, getMaxBatchWritingSize, getMaxForeignKeyNameSize, getMaxIndexNameSize, getMaxUniqueKeyNameSize, getNoWaitString, getOutputProcedureToken, getParameterValueFromDatabaseCall, getParameterValueFromDatabaseCall, getPartitioningCallback, getPingSQL, getProcedureArgumentString, getProcedureAsString, getProcedureBeginString, getProcedureEndString, getProcedureOptionList, getQualifiedName, getQualifiedSequenceTableName, getRefValue, getRefValue, getSelectForUpdateNoWaitString, getSelectForUpdateOfString, getSequenceCounterFieldName, getSequenceNameFieldName, getSequencePreallocationSize, getSequenceTableName, getStatementCacheSize, getStoredProcedureTerminationToken, getStringBindingSize, getStructConverters, getTableCreationSuffix, getTempTableForTable, getTransactionIsolation, getTypeConverters, getUniqueConstraintDeletionString, getUseNationalCharacterVaryingTypeForString, hasPartitioningCallback, initialize, isCastRequired, isDynamicSQLRequiredForFunctions, isInformixOuterJoin, isJDBCExecuteCompliant, isNullAllowedInSelectClause, isOutputAllowWithResultSet, isXDBDocument, minimumTimeIncrement, prepareBatchStatement, printFieldIdentityClause, printFieldNotNullClause, printFieldTypeSize, printFieldTypeSize, printFieldUnique, printFieldUnique, printStoredFunctionReturnKeyWord, printValuelist, printValuelist, registerOutputParameter, registerOutputParameter, registerOutputParameter, registerOutputParameter, requiresNamedPrimaryKeyConstraints, requiresProcedureBrackets, requiresProcedureCallBrackets, requiresProcedureCallOuputToken, requiresTableInIndexDropDDL, requiresTypeNameToRegisterOutputParameter, requiresUniqueConstraintCreationOnTableCreate, retrieveFirstPrimaryKeyOrOne, rollbackTransaction, setBatchWritingMechanism, setCastSizeForVarcharParameter, setClassTypes, setCursorCode, setDriverName, setDriverSupportsNVarChar, setFieldTypes, setIsCastRequired, setMaxBatchWritingSize, setNullFromDatabaseField, setNullFromDatabaseField, setParameterValueInDatabaseCall, setParameterValueInDatabaseCall, setPartitioningCallback, setPingSQL, setPrintInnerJoinInWhereClause, setPrintOuterJoinInWhereClause, setSequenceCounterFieldName, setSequenceNameFieldName, setSequenceTableName, setShouldBindAllParameters, setShouldBindLiterals, setShouldCacheAllStatements, setShouldCreateIndicesOnForeignKeys, setShouldForceBindAllParameters, setShouldForceFieldNamesToUpperCase, setShouldIgnoreCaseOnFieldComparisons, setShouldOptimizeDataConversion, setShouldTrimStrings, setShouldUseRownumFiltering, setStatementCacheSize, setStoredProcedureTerminationToken, setStringBindingSize, setSupportsAutoCommit, setTableCreationSuffix, setTransactionIsolation, setUseJDBCStoredProcedureSyntax, setUseNationalCharacterVaryingTypeForString, setUsesBatchWriting, setUsesByteArrayBinding, setUsesJDBCBatchWriting, setUsesNativeBatchWriting, setUsesNativeSQL, setUsesStreamsForBinding, setUsesStringBinding, shouldAlwaysUseTempStorageForModifyAll, shouldBindAllParameters, shouldBindLiterals, shouldCacheAllStatements, shouldCreateIndicesForPrimaryKeys, shouldCreateIndicesOnForeignKeys, shouldCreateIndicesOnUniqueKeys, shouldForceBindAllParameters, shouldForceFieldNamesToUpperCase, shouldIgnoreCaseOnFieldComparisons, shouldIgnoreException, shouldOptimizeDataConversion, shouldPrintAliasForUpdate, shouldPrintConstraintNameAfter, shouldPrintFieldIdentityClause, shouldPrintInnerJoinInWhereClause, shouldPrintInOutputTokenBeforeType, shouldPrintInputTokenAtStart, shouldPrintLockingClauseAfterWhereClause, shouldPrintOuterJoinInWhereClause, shouldPrintOutputTokenAtStart, shouldPrintOutputTokenBeforeType, shouldPrintStoredProcedureVariablesAfterBeginString, shouldTempTableSpecifyPrimaryKeys, shouldTrimStrings, shouldUseCustomModifyForCall, shouldUseGetSetNString, shouldUseRownumFiltering, supportsANSIInnerJoinSyntax, supportsAutoCommit, supportsConnectionUserName, supportsCountDistinctWithMultipleFields, supportsDeleteOnCascade, supportsForeignKeyConstraints, supportsGlobalTempTables, supportsIndexes, supportsIndividualTableLocking, supportsLocalTempTables, supportsLockingQueriesWithMultipleTables, supportsNestingOuterJoins, supportsOuterJoinsWithBrackets, supportsPrimaryKeyConstraint, supportsTempTables, supportsUniqueColumns, supportsUniqueKeyConstraints, usesBatchWriting, usesByteArrayBinding, usesJDBCBatchWriting, usesNativeBatchWriting, usesNativeSQL, usesSequenceTable, usesStreamsForBinding, usesStringBinding, writeAddColumnClause, writeAutoAssignmentSetClause, writeAutoJoinWhereClause, writeCleanUpTempTableSql, writeCreateTempTableSql, writeDeleteFromTargetTableUsingTempTableSql, writeFields, writeFieldsAutoClause, writeFieldsList, writeInsertIntoTableSql, writeJoinWhereClause, writeLOB, writeParameterMarker, writeTableCreationSuffix, writeUpdateOriginalFromTempTableSql</code></li>
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 <h3>Methods inherited from class&nbsp;org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</h3>
 <code>addOperator, addSequence, addSequence, buildNativeCall, buildSelectQueryForIdentity, buildSelectQueryForSequenceObject, clone, convertObject, createConnectionCustomizer, getConversionManager, getDataTypesConvertedFrom, getDataTypesConvertedTo, getDefaultNativeSequenceToTable, getDefaultSeqenceAtNextValue, getDefaultSequence, getDefaultSequenceToWrite, getEndDelimiter, getOperator, getPlatformOperators, getSelectSequenceQuery, getSequence, getSequences, getSequencesToWrite, getStartDelimiter, getTableQualifier, getTimestampFromServer, getUpdateSequenceQuery, hasDefaultSequence, initializeDefaultQueries, initIdentitySequences, isAccess, isAttunity, isCloudscape, isDB2, isDB2Z, isDBase, isDerby, isFirebird, isH2, isHANA, isHSQL, isInformix, isMaxDB, isMySQL, isODBC, isOracle12, isOracle9, isPervasive, isPointBase, isPostgreSQL, isSQLAnywhere, isSQLServer, isSybase, isSymfoware, isTimesTen, isTimesTen7, removeAllSequences, removeIdentitySequences, removeSequence, sequencesAfterCloneCleanup, setConversionManager, setDefaultNativeSequenceToTable, setDefaultSeqenceAtNextValue, setDefaultSequence, setEndDelimiter, setSelectSequenceNumberQuery, setSequencePreallocationSize, setSequences, setStartDelimiter, setTableQualifier, setTimestampQuery, setUpdateSequenceQuery, shouldNativeSequenceUseTransaction, shouldPrepare, shouldSelectDistinctIncludeOrderBy, shouldSelectIncludeOrderBy, supportsNativeSequenceNumbers, toString, usesPlatformDefaultSequence</code></li>
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 <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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 <pre>protected static&nbsp;<a href="../../../../../org/eclipse/persistence/queries/DataModifyQuery.html" title="class in org.eclipse.persistence.queries">DataModifyQuery</a> vpdSetIdentifierQuery</pre>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getDropDatabaseSchemaString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;schema)</pre>
 <div class="block">Return the drop schema definition. Subclasses should override as needed.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getDropDatabaseSchemaString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getBatchRowCountAssignString()</pre>
 <div class="block">Used for batch writing for row count return.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getBatchRowCountAssignString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;int&nbsp;getMaxFieldNameSize()</pre>
 <div class="block">INTERNAL:
  returns the maximum number of characters that can be used in a field
  name on this platform.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getMaxFieldNameSize</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 </dl>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Vector.html?is-external=true" title="class or interface in java.util">Vector</a>&nbsp;getNativeTableInfo(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;table,
                                  <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;creator,
                                  org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</pre>
 <div class="block">Return the catalog information through using the native SQL catalog selects.
  This is required because many JDBC driver do not support meta-data.
  Willcards can be passed as arguments.</div>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getProcedureCallHeader()</pre>
 <div class="block">Used for sp calls.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getProcedureCallHeader</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <div class="block">Used for sp calls.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getProcedureCallTail</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <div class="block">Allows DROP TABLE to cascade dropping of any dependent constraints if the database supports this option.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getDropCascadeString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getSelectForUpdateString()</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></span></div>
 <div class="block">Most database support a syntax. although don't actually lock the row.
  Some require the OF some don't like it.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getSelectForUpdateString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getSelectForUpdateWaitString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;waitTimeout)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></span></div>
 <div class="block">Platforms that support the WAIT option should override this method.
  By default the wait timeout is ignored.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getSelectForUpdateWaitString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>DatabasePlatform.supportsWaitForUpdate()</code></dd>
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 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getStoredProcedureParameterPrefix</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a>&nbsp;getSystemChangeNumberQuery()</pre>
 <div class="block">PUBLIC:
  The query to select the current system change number
  from Oracle.
  In order to execute this query a database administrator may need
  to grant execute permission on pl/sql package DBMS_FLASHBACK.</div>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a>&nbsp;getTimestampQuery()</pre>
 <div class="block">PUBLIC:
  This method returns the query to select the timestamp
  from the server for Oracle.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
 <dd><code>getTimestampQuery</code>&nbsp;in interface&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.Platform</code></dd>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getTimestampQuery</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/DatabaseQuery.html" title="class in org.eclipse.persistence.queries">DatabaseQuery</a>&nbsp;getVPDClearIdentifierQuery(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;vpdIdentifier)</pre>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD clear identifier query.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getVPDClearIdentifierQuery</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getVPDCreationFunctionString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                                            <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tenantFieldName)</pre>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier function. Used for DDL generation.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getVPDCreationFunctionString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getVPDCreationPolicyString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                                          org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</pre>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier policy. Used for DDL generation.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getVPDCreationPolicyString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 </dl>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getVPDDeletionString(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;tableName,
                                    org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</pre>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD identifier policy deletion. Used for DDL generation.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getVPDDeletionString</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/DatabaseQuery.html" title="class in org.eclipse.persistence.queries">DatabaseQuery</a>&nbsp;getVPDSetIdentifierQuery(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;vpdIdentifier)</pre>
 <div class="block">INTERNAL:
  Return an Oracle defined VPD set identifier query.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getVPDSetIdentifierQuery</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;getObjectFromResultSet(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/ResultSet.html?is-external=true" title="class or interface in java.sql">ResultSet</a>&nbsp;resultSet,
                                      int&nbsp;columnNumber,
                                      int&nbsp;type,
                                      org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)
                               throws <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></pre>
 <div class="block">INTERNAL:
  Get a timestamp value from a result set.
  Overrides the default behavior to specifically return a timestamp.  Added
  to overcome an issue with the oracle 9.0.1.4 JDBC driver.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getObjectFromResultSet</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a></code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd>"org.eclipse.persistence.platform.database.oracle.Oracle9Plaform"</dd>
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 <pre>protected&nbsp;void&nbsp;initializePlatformOperators()</pre>
 <div class="block">Initialize any platform-specific operators</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>initializePlatformOperators</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
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 <pre>public static&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;exceptOperator()</pre>
 <div class="block">INTERNAL:
  Create the EXCEPT operator, MINUS in Oracle.</div>
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 <pre>public static&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;regexpOperator()</pre>
 <div class="block">INTERNAL:
  Create the REGEXP_LIKE operator.</div>
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 <pre>public&nbsp;boolean&nbsp;isNativeConnectionRequiredForLobLocator()</pre>
 <div class="block">INTERNAL:
  Used by derived platforms (Oracle8Platform and higher)
  to indicate whether app. server should unwrap connection
  to use lob locator.</div>
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 <pre>public&nbsp;boolean&nbsp;isOracle()</pre>
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 <dd><code>isOracle</code>&nbsp;in interface&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.Platform</code></dd>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>isOracle</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;logOperator()</pre>
 <div class="block">Create the log operator for this platform</div>
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 <div class="block">Builds a table of maximum numeric values keyed on java class. This is used for type testing but
  might also be useful to end users attempting to sanitize values.
  <p><b>NOTE</b>: BigInteger &amp; BigDecimal maximums are dependent upon their precision &amp; Scale</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>maximumNumericValues</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <div class="block">Builds a table of minimum numeric values keyed on java class. This is used for type testing but
  might also be useful to end users attempting to sanitize values.
  <p><b>NOTE</b>: BigInteger &amp; BigDecimal minimums are dependent upon their precision &amp; Scale</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>minimumNumericValues</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a>&nbsp;buildSelectQueryForSequenceObject(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;qualifiedSeqName,
                                                         <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;size)</pre>
 <div class="block">INTERNAL:
  Produce a DataReadQuery which updates(!) the sequence number in the db
  and returns it. Currently implemented on Oracle only.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>buildSelectQueryForSequenceObject</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>qualifiedSeqName</code> - known by Oracle to be a defined sequence</dd>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a>&nbsp;buildSelectQueryForIdentity(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;qualifiedSeqName,
                                                   <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;size)</pre>
 <div class="block">INTERNAL:
  Though Oracle doesn't support identity it could be imitated,
  see comment to setSupportsIdentity method.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>buildSelectQueryForIdentity</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>qualifiedSeqName</code> - known by Oracle to be a defined sequence</dd>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;operatorOuterJoin()</pre>
 <div class="block">Create the outer join operator for this platform</div>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;operatorLocate()</pre>
 <div class="block">INTERNAL:
  Override the default locate operator</div>
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 <div class="block">INTERNAL:
  Override the default locate operator</div>
 </li>
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 <pre>public&nbsp;void&nbsp;printFieldNullClause(<a href="https://docs.oracle.com/javase/8/docs/api/java/io/Writer.html?is-external=true" title="class or interface in java.io">Writer</a>&nbsp;writer)
                           throws <a href="../../../../../org/eclipse/persistence/exceptions/ValidationException.html" title="class in org.eclipse.persistence.exceptions">ValidationException</a></pre>
 <div class="block">INTERNAL:
  Append the receiver's field 'NULL' constraint clause to a writer.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>printFieldNullClause</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="throwsLabel">Throws:</span></dt>
 <dd><code><a href="../../../../../org/eclipse/persistence/exceptions/ValidationException.html" title="class in org.eclipse.persistence.exceptions">ValidationException</a></code></dd>
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 <div class="block">Return the current date and time from the server.</div>
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 <pre>public&nbsp;boolean&nbsp;shouldPrintStoredProcedureArgumentNameInCall()</pre>
 <div class="block">INTERNAL:
  Should the variable name of a stored procedure call be printed as part of the procedure call
  e.g. EXECUTE PROCEDURE MyStoredProc(myvariable = ?)</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>shouldPrintStoredProcedureArgumentNameInCall</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;getProcedureArgument(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;name,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>&nbsp;parameter,
                                    <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Integer.html?is-external=true" title="class or interface in java.lang">Integer</a>&nbsp;parameterType,
                                    <a href="../../../../../org/eclipse/persistence/queries/StoredProcedureCall.html" title="class in org.eclipse.persistence.queries">StoredProcedureCall</a>&nbsp;call,
                                    org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;session)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></span></div>
 <div class="block">Obtain the platform specific argument string</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getProcedureArgument</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;shouldUseJDBCOuterJoinSyntax()</pre>
 <div class="block">JDBC defines and outer join syntax, many drivers do not support this. So we normally avoid it.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>shouldUseJDBCOuterJoinSyntax</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;supportsAutoConversionToNumericForArithmeticOperations()</pre>
 <div class="block">Some db allow VARCHAR db field to be used in arithmetic operations automatically converting them to numeric:
  UPDATE OL_PHONE SET PHONE_ORDER_VARCHAR = (PHONE_ORDER_VARCHAR + 1) WHERE ...
  SELECT ... WHERE  ... t0.MANAGED_ORDER_VARCHAR BETWEEN 1 AND 4 ...</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
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 <pre>public&nbsp;boolean&nbsp;supportsSequenceObjects()</pre>
 <div class="block">INTERNAL:
  Indicates whether the platform supports sequence objects.
  This method is to be used *ONLY* by sequencing classes</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>supportsSequenceObjects</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;supportsIdentity()</pre>
 <div class="block">INTERNAL:
  Indicates whether the platform supports identity.
  This method is to be used *ONLY* by sequencing classes</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>supportsIdentity</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
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 <pre>public&nbsp;void&nbsp;setSupportsIdentity(boolean&nbsp;supportsIdentity)</pre>
 <div class="block">ADVANCED:
  Oracle db doesn't support identity.
  However it's possible to get identity-like behavior
  using sequence in an insert trigger - that's the only
  case when supportsIdentity should be set to true:
  in this case all the sequences that have shouldAcquireValueAfterInsert
  set to true will keep this setting (it would've been reversed in case
  identity is not supported).
  Note that with supportsIdentity==true attempt to create tables that have
  identity fields will fail - Oracle doesn't support identity.
  Therefore if there's table creation reqiured it should be done
  with supportsIdentity==false, then set the flag to true and reset sequencing
  (or logout and login the session).</div>
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 <pre>public&nbsp;boolean&nbsp;supportsStoredFunctions()</pre>
 <div class="block">INTERNAL:
  Return if database stored functions are supported.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>supportsStoredFunctions</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;supportsVPD()</pre>
 <div class="block">Oracle db supports VPD.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>supportsVPD</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;supportsWaitForUpdate()</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></span></div>
 <div class="block">INTERNAL:
   Indicates whether the platform supports timeouts on For Update</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>supportsWaitForUpdate</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><code>DatabasePlatform.getSelectForUpdateWaitString(Integer waitTimeout)</code></dd>
 </dl>
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 <pre>public&nbsp;boolean&nbsp;supportsSelectForUpdateNoWait()</pre>
 <div class="block">Returns true if the database supports SQL syntax not to wait on a SELECT..FOR UPADTE
  (i.e. In Oracle adding NOWAIT to the end will accomplish this)</div>
 </li>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/ExpressionOperator.html" title="class in org.eclipse.persistence.expressions">ExpressionOperator</a>&nbsp;todayOperator()</pre>
 <div class="block">Create the sysdate operator for this platform</div>
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 <pre>public&nbsp;boolean&nbsp;canUnwrapOracleConnection()</pre>
 <div class="block">INTERNAL:
  Indicates whether this Oracle platform can unwrap Oracle connection.</div>
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 <pre>public&nbsp;<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;unwrapOracleConnection(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;connection)</pre>
 <div class="block">INTERNAL:
  If can unwrap returns unwrapped Oracle connection, otherwise original connection.</div>
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 <pre>public&nbsp;boolean&nbsp;useJDBCStoredProcedureSyntax()</pre>
 <div class="block">Return true if JDBC syntax should be used for stored procedure calls.</div>
 </li>
 </ul>
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 <pre>public&nbsp;void&nbsp;printSQLSelectStatement(org.eclipse.persistence.internal.databaseaccess.DatabaseCall&nbsp;call,
                                     org.eclipse.persistence.internal.expressions.ExpressionSQLPrinter&nbsp;printer,
                                     org.eclipse.persistence.internal.expressions.SQLSelectStatement&nbsp;statement)</pre>
 <div class="block">INTERNAL:
  Print the SQL representation of the statement on a stream, storing the fields
  in the DatabaseCall.  This implementation works MaxRows and FirstResult into the SQL using
  Oracle's ROWNUM to filter values if shouldUseRownumFiltering is true.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>printSQLSelectStatement</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;isAlterSequenceObjectSupported()</pre>
 <div class="block">INTERNAL:
  Override this method if the platform supports sequence objects
  and it's possible to alter sequence object's increment in the database.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>isAlterSequenceObjectSupported</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;isForUpdateCompatibleWithDistinct()</pre>
 <div class="block">INTERNAL:
  Indicates whether SELECT DISTINCT ... FOR UPDATE is allowed by the platform (Oracle doesn't allow this).</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>isForUpdateCompatibleWithDistinct</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <pre>public&nbsp;boolean&nbsp;isLobCompatibleWithDistinct()</pre>
 <div class="block">INTERNAL:
  Indicates whether SELECT DISTINCT lob FROM ... (where lob is BLOB or CLOB) is allowed by the platform (Oracle doesn't allow this).</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>isLobCompatibleWithDistinct</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 </dl>
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 <pre>public&nbsp;boolean&nbsp;isLockTimeoutException(<a href="../../../../../org/eclipse/persistence/exceptions/DatabaseException.html" title="class in org.eclipse.persistence.exceptions">DatabaseException</a>&nbsp;e)</pre>
 <div class="block">Return true if the given exception occurred as a result of a lock
  time out exception (WAIT clause).</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>isLockTimeoutException</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="seeLabel">See Also:</span></dt>
 <dd><a href="../../../../../org/eclipse/persistence/platform/database/OraclePlatform.html" title="class in org.eclipse.persistence.platform.database"><code>OraclePlatform</code></a></dd>
 </dl>
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 <pre>public&nbsp;boolean&nbsp;wasFailureCommunicationBased(<a href="https://docs.oracle.com/javase/8/docs/api/java/sql/SQLException.html?is-external=true" title="class or interface in java.sql">SQLException</a>&nbsp;exception,
                                             <a href="https://docs.oracle.com/javase/8/docs/api/java/sql/Connection.html?is-external=true" title="class or interface in java.sql">Connection</a>&nbsp;connection,
                                             org.eclipse.persistence.internal.sessions.AbstractSession&nbsp;sessionForProfile)</pre>
 <div class="block">INTERNAL:
  A call to this method will perform a platform based check on the connection and exception
  error code to determine if the connection is still valid or if a communication error has occurred.
  If a communication error has occurred then the query may be retried.
  If this platform is unable to determine if the error was communication based it will return
  false forcing the error to be thrown to the user.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>wasFailureCommunicationBased</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
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 <dd><code>shouldPrintForUpdateClause</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 </dl>
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 <pre>public&nbsp;<a href="../../../../../org/eclipse/persistence/expressions/Expression.html" title="class in org.eclipse.persistence.expressions">Expression</a>&nbsp;createExpressionFor(org.eclipse.persistence.internal.helper.DatabaseField&nbsp;field,
                                       <a href="../../../../../org/eclipse/persistence/expressions/Expression.html" title="class in org.eclipse.persistence.expressions">Expression</a>&nbsp;builder)</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></span></div>
 <div class="block">INTERNAL:
  Override this method if the platform needs to use a custom function based on the DatabaseField</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>createExpressionFor</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>An expression for the given field set equal to a parameter matching the field</dd>
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 <pre>protected&nbsp;<a href="../../../../../org/eclipse/persistence/queries/DataReadQuery.html" title="class in org.eclipse.persistence.queries">DataReadQuery</a>&nbsp;getTableExistsQuery(<a href="../../../../../org/eclipse/persistence/tools/schemaframework/TableDefinition.html" title="class in org.eclipse.persistence.tools.schemaframework">TableDefinition</a>&nbsp;table)</pre>
 <div class="block">INTERNAL:
  Returns query to check whether given table exists.
  Query execution returns a row when table exists or empty result otherwise.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getTableExistsQuery</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>table</code> - database table meta-data</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>query to check whether given table exists</dd>
 </dl>
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 <pre>public&nbsp;boolean&nbsp;checkTableExists(org.eclipse.persistence.internal.sessions.DatabaseSessionImpl&nbsp;session,
                                 <a href="../../../../../org/eclipse/persistence/tools/schemaframework/TableDefinition.html" title="class in org.eclipse.persistence.tools.schemaframework">TableDefinition</a>&nbsp;table,
                                 boolean&nbsp;suppressLogging)</pre>
 <div class="block">INTERNAL:
  Executes and evaluates query to check whether given table exists.
  Returned value depends on returned result set being empty or not.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>checkTableExists</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatabasePlatform</code></dd>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>session</code> - current database session</dd>
 <dd><code>table</code> - database table meta-data</dd>
 <dd><code>suppressLogging</code> - whether to suppress logging during query execution</dd>
 <dt><span class="returnLabel">Returns:</span></dt>
 <dd>value of <code>true</code> if given table exists or <code>false</code> otherwise</dd>
 </dl>
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 <pre>public&nbsp;int&nbsp;getINClauseLimit()</pre>
 <div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></span></div>
 <div class="block">INTERNAL:
  Some database platforms have a limit for the number of parameters in an IN clause.</div>
 <dl>
 <dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
 <dd><code>getINClauseLimit</code>&nbsp;in class&nbsp;<code>org.eclipse.persistence.internal.databaseaccess.DatasourcePlatform</code></dd>
 </dl>
 </li>
 </ul>
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