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<h1 class="title">QSqlIndex Class Reference</h1>
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<!-- $$$QSqlIndex-brief -->
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<p>The QSqlIndex class provides functions to manipulate and describe database indexes. <a href="#details">More...</a></p>
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<!-- @@@QSqlIndex -->
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<pre class="cpp"> <span class="preprocessor">#include <QSqlIndex></span></pre><p><b>Inherits: </b><a href="qsqlrecord.html">QSqlRecord</a>.</p>
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<h2>Public Functions</h2>
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<table class="alignedsummary">
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<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#QSqlIndex">QSqlIndex</a></b> ( const QString & <i>cursorname</i> = QString(), const QString & <i>name</i> = QString() )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#QSqlIndex-2">QSqlIndex</a></b> ( const QSqlIndex & <i>other</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#dtor.QSqlIndex">~QSqlIndex</a></b> ()</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#append">append</a></b> ( const QSqlField & <i>field</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#append-2">append</a></b> ( const QSqlField & <i>field</i>, bool <i>desc</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> QString </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#cursorName">cursorName</a></b> () const</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> bool </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#isDescending">isDescending</a></b> ( int <i>i</i> ) const</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> QString </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#name">name</a></b> () const</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#setCursorName">setCursorName</a></b> ( const QString & <i>cursorName</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#setDescending">setDescending</a></b> ( int <i>i</i>, bool <i>desc</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> void </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#setName">setName</a></b> ( const QString & <i>name</i> )</td></tr>
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<tr><td class="memItemLeft rightAlign topAlign"> QSqlIndex & </td><td class="memItemRight bottomAlign"><b><a href="qsqlindex.html#operator-eq">operator=</a></b> ( const QSqlIndex & <i>other</i> )</td></tr>
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</table>
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<ul>
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<li class="fn">28 public functions inherited from <a href="qsqlrecord.html#public-functions">QSqlRecord</a></li>
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</ul>
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<a name="details"></a>
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<!-- $$$QSqlIndex-description -->
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<div class="descr">
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<h2>Detailed Description</h2>
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<p>The QSqlIndex class provides functions to manipulate and describe database indexes.</p>
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<p>An <i>index</i> refers to a single table or view in a database. Information about the fields that comprise the index can be used to generate SQL statements.</p>
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</div>
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<!-- @@@QSqlIndex -->
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<div class="func">
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<h2>Member Function Documentation</h2>
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<!-- $$$QSqlIndex[overload1]$$$QSqlIndexconstQString&constQString& -->
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<h3 class="fn"><a name="QSqlIndex"></a>QSqlIndex::<span class="name">QSqlIndex</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>cursorname</i> = QString(), const <span class="type"><a href="qstring.html">QString</a></span> & <i>name</i> = QString() )</h3>
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<p>Constructs an empty index using the cursor name <i>cursorname</i> and index name <i>name</i>.</p>
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<!-- @@@QSqlIndex -->
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<!-- $$$QSqlIndex$$$QSqlIndexconstQSqlIndex& -->
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<h3 class="fn"><a name="QSqlIndex-2"></a>QSqlIndex::<span class="name">QSqlIndex</span> ( const <span class="type">QSqlIndex</span> & <i>other</i> )</h3>
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<p>Constructs a copy of <i>other</i>.</p>
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<!-- @@@QSqlIndex -->
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<!-- $$$~QSqlIndex[overload1]$$$~QSqlIndex -->
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<h3 class="fn"><a name="dtor.QSqlIndex"></a>QSqlIndex::<span class="name">~QSqlIndex</span> ()</h3>
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<p>Destroys the object and frees any allocated resources.</p>
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<!-- @@@~QSqlIndex -->
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<!-- $$$append[overload1]$$$appendconstQSqlField& -->
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<h3 class="fn"><a name="append"></a><span class="type">void</span> QSqlIndex::<span class="name">append</span> ( const <span class="type"><a href="qsqlfield.html">QSqlField</a></span> & <i>field</i> )</h3>
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<p>Appends the field <i>field</i> to the list of indexed fields. The field is appended with an ascending sort order.</p>
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<!-- @@@append -->
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<!-- $$$append$$$appendconstQSqlField&bool -->
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<h3 class="fn"><a name="append-2"></a><span class="type">void</span> QSqlIndex::<span class="name">append</span> ( const <span class="type"><a href="qsqlfield.html">QSqlField</a></span> & <i>field</i>, <span class="type">bool</span> <i>desc</i> )</h3>
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<p>This is an overloaded function.</p>
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<p>Appends the field <i>field</i> to the list of indexed fields. The field is appended with an ascending sort order, unless <i>desc</i> is true.</p>
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<!-- @@@append -->
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<!-- $$$cursorName[overload1]$$$cursorName -->
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<h3 class="fn"><a name="cursorName"></a><span class="type"><a href="qstring.html">QString</a></span> QSqlIndex::<span class="name">cursorName</span> () const</h3>
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<p>Returns the name of the cursor which the index is associated with.</p>
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<p><b>See also </b><a href="qsqlindex.html#setCursorName">setCursorName</a>().</p>
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<!-- @@@cursorName -->
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<!-- $$$isDescending[overload1]$$$isDescendingint -->
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<h3 class="fn"><a name="isDescending"></a><span class="type">bool</span> QSqlIndex::<span class="name">isDescending</span> ( <span class="type">int</span> <i>i</i> ) const</h3>
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<p>Returns true if field <i>i</i> in the index is sorted in descending order; otherwise returns false.</p>
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<!-- @@@isDescending -->
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<!-- $$$name[overload1]$$$name -->
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<h3 class="fn"><a name="name"></a><span class="type"><a href="qstring.html">QString</a></span> QSqlIndex::<span class="name">name</span> () const</h3>
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<p>Returns the name of the index.</p>
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<p><b>See also </b><a href="qsqlindex.html#setName">setName</a>().</p>
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<!-- @@@name -->
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<!-- $$$setCursorName[overload1]$$$setCursorNameconstQString& -->
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<h3 class="fn"><a name="setCursorName"></a><span class="type">void</span> QSqlIndex::<span class="name">setCursorName</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>cursorName</i> )</h3>
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<p>Sets the name of the cursor that the index is associated with to <i>cursorName</i>.</p>
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<p><b>See also </b><a href="qsqlindex.html#cursorName">cursorName</a>().</p>
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<!-- @@@setCursorName -->
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<!-- $$$setDescending[overload1]$$$setDescendingintbool -->
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<h3 class="fn"><a name="setDescending"></a><span class="type">void</span> QSqlIndex::<span class="name">setDescending</span> ( <span class="type">int</span> <i>i</i>, <span class="type">bool</span> <i>desc</i> )</h3>
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<p>If <i>desc</i> is true, field <i>i</i> is sorted in descending order. Otherwise, field <i>i</i> is sorted in ascending order (the default). If the field does not exist, nothing happens.</p>
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<p><b>See also </b><a href="qsqlindex.html#isDescending">isDescending</a>().</p>
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<!-- @@@setDescending -->
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<!-- $$$setName[overload1]$$$setNameconstQString& -->
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<h3 class="fn"><a name="setName"></a><span class="type">void</span> QSqlIndex::<span class="name">setName</span> ( const <span class="type"><a href="qstring.html">QString</a></span> & <i>name</i> )</h3>
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<p>Sets the name of the index to <i>name</i>.</p>
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<p><b>See also </b><a href="qsqlindex.html#name">name</a>().</p>
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<!-- @@@setName -->
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<!-- $$$operator=[overload1]$$$operator=constQSqlIndex& -->
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<h3 class="fn"><a name="operator-eq"></a><span class="type">QSqlIndex</span> & QSqlIndex::<span class="name">operator=</span> ( const <span class="type">QSqlIndex</span> & <i>other</i> )</h3>
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<p>Sets the index equal to <i>other</i>.</p>
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<!-- @@@operator= -->
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