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wt-doc-3.2.3-1.fc18.noarch.rpm

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<a href="#nested-classes">Classes</a> &#124;
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<p>Namespace for the <a class="el" href="group__dbo.html">Database Objects (Wt::Dbo)</a>.  
<a href="#details">More...</a></p>
<table class="memberdecls">
<tr><td colspan="2"><h2><a name="nested-classes"></a>
Classes</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Call.html">Call</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A database call.  <a href="classWt_1_1Dbo_1_1Call.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1collection.html">collection</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">An STL container for iterating query results.  <a href="classWt_1_1Dbo_1_1collection.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Exception.html">Exception</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Exception base class for Wt::Dbo.  <a href="classWt_1_1Dbo_1_1Exception.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1StaleObjectException.html">StaleObjectException</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Exception thrown when Wt::Dbo detects a concurrent modification  <a href="classWt_1_1Dbo_1_1StaleObjectException.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1ObjectNotFoundException.html">ObjectNotFoundException</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Exception thrown when trying to load a non-existing object.  <a href="classWt_1_1Dbo_1_1ObjectNotFoundException.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1NoUniqueResultException.html">NoUniqueResultException</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Exception thrown when a query unexpectedly finds a non-unique result.  <a href="classWt_1_1Dbo_1_1NoUniqueResultException.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Type that indicates one or more foreign key constraints.  <a href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1FixedSqlConnectionPool.html">FixedSqlConnectionPool</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A connection pool of fixed size.  <a href="classWt_1_1Dbo_1_1FixedSqlConnectionPool.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1dbo__default__traits.html">dbo_default_traits</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Default traits for a class mapped with Wt::Dbo.  <a href="structWt_1_1Dbo_1_1dbo__default__traits.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1dbo__traits.html">dbo_traits</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Traits for a class mapped with Wt::Dbo.  <a href="structWt_1_1Dbo_1_1dbo__traits.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Dbo.html">Dbo</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A base class for database objects.  <a href="classWt_1_1Dbo_1_1Dbo.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A smart pointer for a database object.  <a href="classWt_1_1Dbo_1_1ptr.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1ptr__tuple.html">ptr_tuple</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A utility class for defining a tuple of database objects.  <a href="structWt_1_1Dbo_1_1ptr__tuple.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1DirectBinding.html">DirectBinding</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1DynamicBinding.html">DynamicBinding</a></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Query.html">Query</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A database query.  <a href="classWt_1_1Dbo_1_1Query.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1QueryModel.html">QueryModel</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A Wt MVC Model to view/edit query results.  <a href="classWt_1_1Dbo_1_1QueryModel.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Session.html">Session</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A database session.  <a href="classWt_1_1Dbo_1_1Session.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1SqlConnection.html">SqlConnection</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Abstract base class for an SQL connection.  <a href="classWt_1_1Dbo_1_1SqlConnection.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1SqlConnectionPool.html">SqlConnectionPool</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Abstract base class for a SQL connection pool.  <a href="classWt_1_1Dbo_1_1SqlConnectionPool.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1SqlStatement.html">SqlStatement</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Abstract base class for a prepared SQL statement.  <a href="classWt_1_1Dbo_1_1SqlStatement.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1sql__value__traits.html">sql_value_traits</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Traits class for value types.  <a href="structWt_1_1Dbo_1_1sql__value__traits.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1FieldInfo.html">FieldInfo</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Description of a field.  <a href="classWt_1_1Dbo_1_1FieldInfo.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structWt_1_1Dbo_1_1query__result__traits.html">query_result_traits</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Traits class for result types.  <a href="structWt_1_1Dbo_1_1query__result__traits.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1Transaction.html">Transaction</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A database transaction.  <a href="classWt_1_1Dbo_1_1Transaction.html#details">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classWt_1_1Dbo_1_1weak__ptr.html">weak_ptr</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A weak pointer for a database object.  <a href="classWt_1_1Dbo_1_1weak__ptr.html#details">More...</a><br/></td></tr>
<tr><td colspan="2"><h2><a name="enum-members"></a>
Enumerations</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga1d0ec6819b1bf5b7a88ad030b91ca564">RelationType</a> { <a class="el" href="group__dbo.html#gga1d0ec6819b1bf5b7a88ad030b91ca564a32d7393c325724244671b18be53058fa">ManyToOne</a>, 
<a class="el" href="group__dbo.html#gga1d0ec6819b1bf5b7a88ad030b91ca564ad0bd477ec215a878e0758cce8494af24">ManyToMany</a>
 }</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Type of an SQL relation.  <a href="group__dbo.html#ga1d0ec6819b1bf5b7a88ad030b91ca564">More...</a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047f">SqlDateTimeType</a> { <a class="el" href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047fa4ab45fdabb649cdca45c41496f7b9d19">SqlDate</a>, 
<a class="el" href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047fae8521662683cc300eeb403a9658f9a45">SqlDateTime</a>, 
<a class="el" href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047fab8343042a993efa1c34f906c2e3c8bfd">SqlTime</a>
 }</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Enum that defines a date time type.  <a href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047f">More...</a><br/></td></tr>
<tr><td colspan="2"><h2><a name="func-members"></a>
Functions</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="ga3815c99266412f8ff53cf4c73546d918"></a><!-- doxytag: member="Wt::Dbo::operator|" ref="ga3815c99266412f8ff53cf4c73546d918" args="(ForeignKeyConstraint lhs, ForeignKeyConstraint rhs)" -->
<a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga3815c99266412f8ff53cf4c73546d918">operator|</a> (<a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> lhs, <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> rhs)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Combines two constraints. <br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , typename V &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga42c50bd3bfc38ad8c810b30b279b0ba6">id</a> (Action &amp;action, V &amp;value, const std::string &amp;name=&quot;id&quot;, int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps a natural primary key (id) field.  <a href="group__dbo.html#ga42c50bd3bfc38ad8c810b30b279b0ba6"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#gaf6e683b7a7124e562134caf155ef0080">id</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &amp;value, const std::string &amp;name, <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> constraints, int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps a natural primary key (id) field that is a foreign key.  <a href="group__dbo.html#gaf6e683b7a7124e562134caf155ef0080"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , typename V &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga864a2e134149e7f614f45967777992c7">field</a> (Action &amp;action, V &amp;value, const std::string &amp;name, int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps a database object field.  <a href="group__dbo.html#ga864a2e134149e7f614f45967777992c7"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#gaa3de862f9544c4d30b8cbcac4b50feba">belongsTo</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &amp;value, const std::string &amp;name=std::string(), int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "One"-side (foreign key) of a ManyToOne or OneToOne relation.  <a href="group__dbo.html#gaa3de862f9544c4d30b8cbcac4b50feba"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga63aeb211ec8096a9f7acd3964de0eaed">belongsTo</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &amp;value, const std::string &amp;name, <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> constraints, int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "One"-side (foreign key) of a ManyToOne or OneToOne relation.  <a href="group__dbo.html#ga63aeb211ec8096a9f7acd3964de0eaed"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#gab5e93ae896ad21f7c8eda8c36c2161f9">belongsTo</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &amp;value, <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> constraints, int size=-1)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "One"-side (foreign key) of a ManyToOne or OneToOne relation.  <a href="group__dbo.html#gab5e93ae896ad21f7c8eda8c36c2161f9"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga00a060d5f4764f673948989f21837548">hasOne</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1weak__ptr.html">weak_ptr</a>&lt; C &gt; &amp;value, const std::string &amp;name=std::string())</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "One"-side of a OneToOne relation.  <a href="group__dbo.html#ga00a060d5f4764f673948989f21837548"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga570b71f937c991b000b9db01b327a363">hasMany</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1collection.html">collection</a>&lt; <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &gt; &amp;value, <a class="el" href="group__dbo.html#ga1d0ec6819b1bf5b7a88ad030b91ca564">RelationType</a> type, const std::string &amp;name=std::string())</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "Many"-side of a ManyToOne or ManyToMany relation.  <a href="group__dbo.html#ga570b71f937c991b000b9db01b327a363"></a><br/></td></tr>
<tr><td class="memTemplParams" colspan="2">template&lt;class Action , class C &gt; </td></tr>
<tr><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga6daca8218568c4cc868821a22b292b67">hasMany</a> (Action &amp;action, <a class="el" href="classWt_1_1Dbo_1_1collection.html">collection</a>&lt; <a class="el" href="classWt_1_1Dbo_1_1ptr.html">ptr</a>&lt; C &gt; &gt; &amp;value, <a class="el" href="group__dbo.html#ga1d0ec6819b1bf5b7a88ad030b91ca564">RelationType</a> type, const std::string &amp;name, const std::string &amp;joinId, <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a> constraints=<a class="el" href="group__dbo.html#ga538d2126ffe7787d14e72bfcdb266ff0">NotNull</a>)</td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">Maps the "Many"-side of a ManyToMany relation.  <a href="group__dbo.html#ga6daca8218568c4cc868821a22b292b67"></a><br/></td></tr>
<tr><td colspan="2"><h2><a name="var-members"></a>
Variables</h2></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga538d2126ffe7787d14e72bfcdb266ff0">NotNull</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A constraint that prevents a <code>null</code> ptr.  <a href="group__dbo.html#ga538d2126ffe7787d14e72bfcdb266ff0"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga766c0992c040bee5b9b1f4dcfa18d11f">OnUpdateCascade</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A constraint that cascades updates.  <a href="group__dbo.html#ga766c0992c040bee5b9b1f4dcfa18d11f"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#ga5d603e49ff5ce63182c5e5d07f08fb21">OnUpdateSetNull</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A constraint that cascades updates.  <a href="group__dbo.html#ga5d603e49ff5ce63182c5e5d07f08fb21"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#gaf873ff817052bf26092f89ab7cf9866f">OnDeleteCascade</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A constraint that cascades deletes.  <a href="group__dbo.html#gaf873ff817052bf26092f89ab7cf9866f"></a><br/></td></tr>
<tr><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classWt_1_1Dbo_1_1ForeignKeyConstraint.html">ForeignKeyConstraint</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="group__dbo.html#gaed6ad23f771e2c07db12249e1f6af390">OnDeleteSetNull</a></td></tr>
<tr><td class="mdescLeft">&#160;</td><td class="mdescRight">A constraint that cascades deletes.  <a href="group__dbo.html#gaed6ad23f771e2c07db12249e1f6af390"></a><br/></td></tr>
</table>
<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Namespace for the <a class="el" href="group__dbo.html">Database Objects (Wt::Dbo)</a>. </p>
</div><hr/><h2>Enumeration Type Documentation</h2>
<a class="anchor" id="af213c090c1ccddc36d70d56e0804047f"></a><!-- doxytag: member="Wt::Dbo::SqlDateTimeType" ref="af213c090c1ccddc36d70d56e0804047f" args="" -->
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          <td class="memname">enum <a class="el" href="namespaceWt_1_1Dbo.html#af213c090c1ccddc36d70d56e0804047f">Wt::Dbo::SqlDateTimeType</a></td>
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<p>Enum that defines a date time type. </p>
<dl><dt><b>Enumerator: </b></dt><dd><table border="0" cellspacing="2" cellpadding="0">
<tr><td valign="top"><em><a class="anchor" id="af213c090c1ccddc36d70d56e0804047fa4ab45fdabb649cdca45c41496f7b9d19"></a><!-- doxytag: member="SqlDate" ref="af213c090c1ccddc36d70d56e0804047fa4ab45fdabb649cdca45c41496f7b9d19" args="" -->SqlDate</em>&nbsp;</td><td>
<p>Date only. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="af213c090c1ccddc36d70d56e0804047fae8521662683cc300eeb403a9658f9a45"></a><!-- doxytag: member="SqlDateTime" ref="af213c090c1ccddc36d70d56e0804047fae8521662683cc300eeb403a9658f9a45" args="" -->SqlDateTime</em>&nbsp;</td><td>
<p>Date and time. </p>
</td></tr>
<tr><td valign="top"><em><a class="anchor" id="af213c090c1ccddc36d70d56e0804047fab8343042a993efa1c34f906c2e3c8bfd"></a><!-- doxytag: member="SqlTime" ref="af213c090c1ccddc36d70d56e0804047fab8343042a993efa1c34f906c2e3c8bfd" args="" -->SqlTime</em>&nbsp;</td><td>
<p>Time duration. </p>
</td></tr>
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