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| <h1 title="Package" class="title">Package org.eclipse.persistence.queries</h1> |
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| <table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Interface Summary table, listing interfaces, and an explanation"> |
| <caption><span>Interface Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Interface</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/Call.html" title="interface in org.eclipse.persistence.queries">Call</a></td> |
| <td class="colLast"> |
| <div class="block">Call defines the interface used primarily by EclipseLink queries |
| and query mechanisms to perform the necessary actions |
| (read, insert, update, delete) on the data store.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/FetchGroupTracker.html" title="interface in org.eclipse.persistence.queries">FetchGroupTracker</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: The fetch group tracker interface provides a set of APIs which |
| the domain object must implement, in order to take advantage of the EclipseLink fetch group |
| performance enhancement feature.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/JPAQueryBuilder.html" title="interface in org.eclipse.persistence.queries">JPAQueryBuilder</a></td> |
| <td class="colLast"> |
| <div class="block">This interface defines the entry point for implementing a JPQL query parsing |
| system in EclipseLink.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/QueryRedirector.html" title="interface in org.eclipse.persistence.queries">QueryRedirector</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Query redirection allows for a named or parameterized query (or finder) to dynamically determine how the query is to be executed based on the arguments.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </li> |
| <li class="blockList"> |
| <table class="typeSummary" border="0" cellpadding="3" cellspacing="0" summary="Class Summary table, listing classes, and an explanation"> |
| <caption><span>Class Summary</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Class</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/AttributeGroup.html" title="class in org.eclipse.persistence.queries">AttributeGroup</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: An AttributeGroup represents a set of mappings and nested |
| AttributeGroups for relationship mappings for an entity type.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/BatchFetchPolicy.html" title="class in org.eclipse.persistence.queries">BatchFetchPolicy</a></td> |
| <td class="colLast"> |
| <div class="block">BatchFetchPolicy defines batch reading configuration.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ColumnResult.html" title="class in org.eclipse.persistence.queries">ColumnResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to represent the ColumnResult structure as defined by |
| the EJB 3.0 Persistence specification.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ComplexQueryResult.html" title="class in org.eclipse.persistence.queries">ComplexQueryResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Used to return multiple sets of information from a query.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ConstructorReportItem.html" title="class in org.eclipse.persistence.queries">ConstructorReportItem</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: An item specifying a class constructor method to be used in a ReportQuery's returned results.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ConstructorResult.html" title="class in org.eclipse.persistence.queries">ConstructorResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to represent the ConstructorResult structure as defined by |
| the JPA 2.1 Persistence specification.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/Cursor.html" title="class in org.eclipse.persistence.queries">Cursor</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for CursoredStream and ScrolableCursor</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/CursoredStream.html" title="class in org.eclipse.persistence.queries">CursoredStream</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Stream class which is used to deal with large collections returned |
| from TOPLink queries more efficiently.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/CursoredStreamPolicy.html" title="class in org.eclipse.persistence.queries">CursoredStreamPolicy</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Used to support cursored streams in a read query.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/CursorPolicy.html" title="class in org.eclipse.persistence.queries">CursorPolicy</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all Cursor-related policy objects</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DatabaseQuery.html" title="class in org.eclipse.persistence.queries">DatabaseQuery</a></td> |
| <td class="colLast"> |
| <div class="block"> |
| <b>Purpose</b>: Abstract class for all database query objects.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DataModifyQuery.html" title="class in org.eclipse.persistence.queries">DataModifyQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class used for executing non selecting SQL strings.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DataReadQuery.html" title="class in org.eclipse.persistence.queries">DataReadQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to perform read using raw SQL.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DeleteAllQuery.html" title="class in org.eclipse.persistence.queries">DeleteAllQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Query used to delete a collection of objects.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DeleteObjectQuery.html" title="class in org.eclipse.persistence.queries">DeleteObjectQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used for deleting objects.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DirectReadQuery.html" title="class in org.eclipse.persistence.queries">DirectReadQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to perform a direct read.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DoesExistQuery.html" title="class in org.eclipse.persistence.queries">DoesExistQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| This should only be used by the descriptor, this should not be executed directly.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/EntityResult.html" title="class in org.eclipse.persistence.queries">EntityResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to represent the EntityResult structure as defined by |
| the EJB 3.0 Persistence specification.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/FetchGroup.html" title="class in org.eclipse.persistence.queries">FetchGroup</a></td> |
| <td class="colLast"> |
| <div class="block">A FetchGroup is a performance enhancement that allows a group of attributes |
| of an object to be loaded on demand, which means that the data for an |
| attribute might not loaded from the underlying data source until an explicit |
| access call for the attribute first occurs.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/FieldResult.html" title="class in org.eclipse.persistence.queries">FieldResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to represent the FieldResult structure as defined by |
| the EJB 3.0 Persistence specification.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/InMemoryQueryIndirectionPolicy.html" title="class in org.eclipse.persistence.queries">InMemoryQueryIndirectionPolicy</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Provide a means of controlling the behavior of in-memory and conforming queries |
| that access un-instantiated indirection objects in processing the query against cached objects.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/InsertObjectQuery.html" title="class in org.eclipse.persistence.queries">InsertObjectQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Used for inserting new objects into the database.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/JPQLCall.html" title="class in org.eclipse.persistence.queries">JPQLCall</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used as an abstraction of a database invocation.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/LoadGroup.html" title="class in org.eclipse.persistence.queries">LoadGroup</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used to load specified relationship attributes and nested |
| relationship attributes.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/MethodBaseQueryRedirector.html" title="class in org.eclipse.persistence.queries">MethodBaseQueryRedirector</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Allows a class to be a <code>QueryRedirector</code> without implementing |
| <a href="../../../../org/eclipse/persistence/queries/QueryRedirector.html" title="interface in org.eclipse.persistence.queries"><code>QueryRedirector</code></a>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ModifyAllQuery.html" title="class in org.eclipse.persistence.queries">ModifyAllQuery</a></td> |
| <td class="colLast"> |
| <div class="block">PUBLIC: |
| Query used to perform a bulk delete using the expression framework.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ModifyQuery.html" title="class in org.eclipse.persistence.queries">ModifyQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all modify queries.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ObjectBuildingQuery.html" title="class in org.eclipse.persistence.queries">ObjectBuildingQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all read queries that build objects and potentially manipulate |
| the TopLink cache.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ObjectLevelModifyQuery.html" title="class in org.eclipse.persistence.queries">ObjectLevelModifyQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all object modify queries.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ObjectLevelReadQuery.html" title="class in org.eclipse.persistence.queries">ObjectLevelReadQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all read queries using objects.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/QueryByExamplePolicy.html" title="class in org.eclipse.persistence.queries">QueryByExamplePolicy</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| This policy defines the configuration options for a Query By Example query.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/QueryRedirectorHelper.html" title="class in org.eclipse.persistence.queries">QueryRedirectorHelper</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose:</b> |
| The purpose of this class is to provide the query redirector with some helper methods for |
| general EclipseLink operations (such as checking a query against the cache) which may not |
| occur because the query is being redirected.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/QueryResultsCachePolicy.html" title="class in org.eclipse.persistence.queries">QueryResultsCachePolicy</a></td> |
| <td class="colLast"> |
| <div class="block">PUBLIC: |
| |
| A QueryResultsCache policy dictates how a query's results will be cached.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReadAllQuery.html" title="class in org.eclipse.persistence.queries">ReadAllQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class for all read queries involving a collection of objects.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReadObjectQuery.html" title="class in org.eclipse.persistence.queries">ReadObjectQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class for all read queries involving a single object.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReadQuery.html" title="class in org.eclipse.persistence.queries">ReadQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Abstract class for all read queries.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReportQuery.html" title="class in org.eclipse.persistence.queries">ReportQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Query for information about a set of objects instead of the objects themselves.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReportQueryResult.html" title="class in org.eclipse.persistence.queries">ReportQueryResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: A single row (type) result for a ReportQuery</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReportQueryResult.RecordEntry.html" title="class in org.eclipse.persistence.queries">ReportQueryResult.RecordEntry</a></td> |
| <td class="colLast"> |
| <div class="block">Entry class for implementing Map interface.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ResultSetMappingQuery.html" title="class in org.eclipse.persistence.queries">ResultSetMappingQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to perform read using raw SQL and the SQLResultSetMapping.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ScrollableCursor.html" title="class in org.eclipse.persistence.queries">ScrollableCursor</a></td> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ScrollableCursorPolicy.html" title="class in org.eclipse.persistence.queries">ScrollableCursorPolicy</a></td> |
| <td class="colLast"> |
| <div class="block">PUBLIC: |
| ScrollableCursorPolicy allows for additional options to be specified for ReadAllQuery or DataReadQuery.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/SQLCall.html" title="class in org.eclipse.persistence.queries">SQLCall</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used as an abstraction of an SQL call.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/SQLResult.html" title="class in org.eclipse.persistence.queries">SQLResult</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| An abstract superclass that represents the commonalities between the main |
| result types of the SQLResultSetMapping</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/SQLResultSetMapping.html" title="class in org.eclipse.persistence.queries">SQLResultSetMapping</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to represent the SQLResultSetMapping structure as defined by |
| the EJB 3.0 Persistence specification.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/StoredFunctionCall.html" title="class in org.eclipse.persistence.queries">StoredFunctionCall</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used to define a platform independent function call.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/StoredProcedureCall.html" title="class in org.eclipse.persistence.queries">StoredProcedureCall</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: Used to define a platform independent procedure call.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/UpdateAllQuery.html" title="class in org.eclipse.persistence.queries">UpdateAllQuery</a></td> |
| <td class="colLast"> |
| <div class="block">PUBLIC: |
| A Query Class used to perform a bulk update using TopLink's expression framework.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/UpdateObjectQuery.html" title="class in org.eclipse.persistence.queries">UpdateObjectQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Used for updating existing objects into the database.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ValueReadQuery.html" title="class in org.eclipse.persistence.queries">ValueReadQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Concrete class to perform a read of a single data value.</div> |
| </td> |
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| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/WriteObjectQuery.html" title="class in org.eclipse.persistence.queries">WriteObjectQuery</a></td> |
| <td class="colLast"> |
| <div class="block"><b>Purpose</b>: |
| Used for inserting or updating objects |
| WriteObjectQuery determines whether to perform a insert or an update on the database.</div> |
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| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/DatabaseQuery.ParameterType.html" title="enum in org.eclipse.persistence.queries">DatabaseQuery.ParameterType</a></td> |
| <td class="colLast"> |
| <div class="block">Used for parameter retreival in JPQL</div> |
| </td> |
| </tr> |
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| <td class="colFirst"><a href="../../../../org/eclipse/persistence/queries/ReadAllQuery.Direction.html" title="enum in org.eclipse.persistence.queries">ReadAllQuery.Direction</a></td> |
| <td class="colLast"> |
| <div class="block">Specifies the direction in which the hierarchy is traversed in a |
| hierarchical query.</div> |
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