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| <div class="refsect1"> |
| <h2 class="refsect1"><font face="arial, helvetica, sans-serif" color="#330099">@NamedStoredFunctionQuery</font></h2> |
| <p>Use <code>@NamedStoredFunctionQuery</code> to define queries that call stored functions as named queries.</p> |
| <a id="sthref225" name="sthref225"></a> |
| <p><strong><br /><span class="refsubsect">Annotation Elements</span></strong></p> |
| <p><a href="#BABFFDDG">Table 2-39</a> describes this annotation's elements.</p> |
| <div class="tblhruleformalwide"><a id="TLJPA462" name="TLJPA462"></a><a id="sthref226" name="sthref226"></a><a id="BABFFDDG" name="BABFFDDG"></a> |
| <p><strong><em><font face="arial, helvetica, sans-serif">Table 2-39 @NamedStoredFunctionQuery Annotation Elements</font></em></strong></p> |
| <table class="HRuleFormalWide" title="@NamedStoredFunctionQuery Annotation Elements" summary="This table describes this annotation’s elements." dir="ltr" border="1" width="100%" frame="hsides" rules="rows" cellpadding="3" cellspacing="0"> |
| <col width="21%" /> |
| <col width="*" /> |
| <col width="13%" /> |
| <thead> |
| <tr align="left" valign="top"> |
| <th align="left" valign="bottom" id="r1c1-t49"><font face="Arial, Helvetica, sans-serif"><strong>Annotation Element</strong></font></th> |
| <th align="left" valign="bottom" id="r1c2-t49"><font face="Arial, Helvetica, sans-serif"><strong>Description</strong></font></th> |
| <th align="left" valign="bottom" id="r1c3-t49"><font face="Arial, Helvetica, sans-serif"><strong>Default</strong></font></th> |
| </tr> |
| </thead> |
| <tbody> |
| <tr align="left" valign="top"> |
| <td align="left" id="r2c1-t49" headers="r1c1-t49"> |
| <p><code>functionName</code></p> |
| </td> |
| <td align="left" headers="r2c1-t49 r1c2-t49"> |
| <p>(Required) The name of the stored function.</p> |
| </td> |
| <td align="left" headers="r2c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r3c1-t49" headers="r1c1-t49"> |
| <p>name</p> |
| </td> |
| <td align="left" headers="r3c1-t49 r1c2-t49"> |
| <p>(Required) The unique name that references this stored function query.</p> |
| </td> |
| <td align="left" headers="r3c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r4c1-t49" headers="r1c1-t49"> |
| <p><code>returnParamter</code></p> |
| </td> |
| <td align="left" headers="r4c1-t49 r1c2-t49"> |
| <p>(Required) The return value of the stored function.</p> |
| </td> |
| <td align="left" headers="r4c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r5c1-t49" headers="r1c1-t49"> |
| <p><code>callByIndex</code></p> |
| </td> |
| <td align="left" headers="r5c1-t49 r1c2-t49"> |
| <p>(Optional) Specifies if the stored function should be called by <strong>index</strong> or by <strong>name</strong>.</p> |
| <ul> |
| <li> |
| <p>If by index, the parameters must be defined in the same order as the procedure on the database.</p> |
| </li> |
| <li> |
| <p>If by name, you must use the database platform support naming procedure parameters</p> |
| </li> |
| </ul> |
| </td> |
| <td align="left" headers="r5c1-t49 r1c3-t49"> |
| <p>false</p> |
| </td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r6c1-t49" headers="r1c1-t49"> |
| <p><code>hints</code></p> |
| </td> |
| <td align="left" headers="r6c1-t49 r1c2-t49"> |
| <p>(Optional) Query hints</p> |
| </td> |
| <td align="left" headers="r6c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r7c1-t49" headers="r1c1-t49"> |
| <p><code>parameters</code></p> |
| </td> |
| <td align="left" headers="r7c1-t49 r1c2-t49"> |
| <p>(Optional) The parameters for the stored function.</p> |
| </td> |
| <td align="left" headers="r7c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| <tr align="left" valign="top"> |
| <td align="left" id="r8c1-t49" headers="r1c1-t49"> |
| <p><code>resultSetMapping</code></p> |
| </td> |
| <td align="left" headers="r8c1-t49 r1c2-t49"> |
| <p>(Optional) The name of the SQLResultMapping.</p> |
| </td> |
| <td align="left" headers="r8c1-t49 r1c3-t49"><br /></td> |
| </tr> |
| </tbody> |
| </table> |
| <br /></div> |
| <!-- class="tblhruleformalwide" --> |
| <a id="sthref227" name="sthref227"></a> |
| <p><strong><br /><span class="refsubsect">Usage</span></strong></p> |
| <p>You can specify <code>@NamedStoredFunctionQuery</code> on an Entity or MappedSuperclass.</p> |
| <a id="sthref228" name="sthref228"></a> |
| <p><strong><br /><span class="refsubsect">Examples</span></strong></p> |
| <p><a href="#BABHABEG">Example 2-71</a> shows how to use this annotation.</p> |
| <div class="example"><a id="BABHABEG" name="BABHABEG"></a><a id="TLJPA463" name="TLJPA463"></a> |
| <p><strong><em><font face="arial, helvetica, sans-serif">Example 2-71 Using @NamedStoredFunctionQuery Annotation</font></em></strong></p> |
| <pre xml:space="preserve" class="oac_no_warn"> |
| @Entity |
| @Table(name="CMP3_ADDRESS") |
| |
| <strong>@NamedStoredFunctionQuery</strong>( |
| name="StoredFunction_In", |
| functionName="StoredFunction_In", |
| parameters={ |
| @StoredProcedureParameter(direction=IN, name="P_IN", queryParameter="P_IN", type=Long.class) |
| }, |
| returnParameter=@StoredProcedureParameter(queryParameter="RETURN", type=Long.class) |
| ) |
| public class Address implements Serializable { |
| ... |
| } |
| </pre></div> |
| <!-- class="example" --> |
| <p><a href="#BABGJGJJ">Example 2-72</a> shows how to use the <code><named-stored-function-query></code> element in the <code>eclipselink-orm.xml</code> file.</p> |
| <div class="example"><a id="BABGJGJJ" name="BABGJGJJ"></a><a id="TLJPA464" name="TLJPA464"></a> |
| <p><strong><em><font face="arial, helvetica, sans-serif">Example 2-72 Using <named-stored-function-query> XML</font></em></strong></p> |
| <pre xml:space="preserve" class="oac_no_warn"> |
| <<strong>named-stored-function-query</strong> name="StoredFunction_In" procedure-name="StoredFunction_In"> |
| <parameter direction="IN" name="P_IN" query-parameter="P_IN" type="Long"/> |
| </named-stored-function-query> |
| |
| </pre></div> |
| <!-- class="example" --> |
| <a id="sthref229" name="sthref229"></a> |
| <p><strong><br /><span class="refsubsect">See Also</span></strong></p> |
| <p>For more information, see:</p> |
| <ul> |
| <li> |
| <p><a href="a_namedstoredfunc_queries.htm#CIHJFFDI">"@NamedStoredFunctionQueries"</a></p> |
| </li> |
| </ul> |
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