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| <div class="navpath"><b>tmudr</b>::<a class="el" href="classtmudr_1_1UniqueConstraintInfo.html">UniqueConstraintInfo</a> |
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| <h1>tmudr::UniqueConstraintInfo Class Reference</h1><!-- doxytag: class="tmudr::UniqueConstraintInfo" --><!-- doxytag: inherits="tmudr::ConstraintInfo" --> |
| <p>A uniqueness constraint. |
| <a href="#_details">More...</a></p> |
| |
| <p><code>#include <<a class="el" href="sqludr_8h_source.html">sqludr.h</a>></code></p> |
| <div class="dynheader"> |
| Inheritance diagram for tmudr::UniqueConstraintInfo:</div> |
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| <img src="classtmudr_1_1UniqueConstraintInfo.gif" usemap="#tmudr::UniqueConstraintInfo_map" alt=""/> |
| <map id="tmudr::UniqueConstraintInfo_map" name="tmudr::UniqueConstraintInfo_map"> |
| <area href="classtmudr_1_1ConstraintInfo.html" alt="tmudr::ConstraintInfo" shape="rect" coords="0,0,165,24"/> |
| </map> |
| </div> |
| </div> |
| <table border="0" cellpadding="0" cellspacing="0"> |
| <tr><td colspan="2"><h2>Public Member Functions</h2></td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#a369e24f52470dac46c051d072255590e">UniqueConstraintInfo</a> ()</td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#ad47e14ccc5fe2c1e1740fa7fc1ea0bf7">getNumUniqueColumns</a> () const </td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#ae781aff62acfd3745b91d08b2246a5b5">getUniqueColumn</a> (int i) const </td></tr> |
| <tr><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#a20b7a861cebf2362c707a5da433e4a62">addColumn</a> (int c)</td></tr> |
| </table> |
| <hr/><a name="_details"></a><h2>Detailed Description</h2> |
| <p>A uniqueness constraint. </p> |
| <p>A list of columns that, together, form a unique key </p> |
| <hr/><h2>Constructor & Destructor Documentation</h2> |
| <a class="anchor" id="a369e24f52470dac46c051d072255590e"></a><!-- doxytag: member="tmudr::UniqueConstraintInfo::UniqueConstraintInfo" ref="a369e24f52470dac46c051d072255590e" args="()" --> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">UniqueConstraintInfo::UniqueConstraintInfo </td> |
| <td>(</td> |
| <td class="paramname"></td> |
| <td> ) </td> |
| <td></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>Default constructor for an empty uniqueness constraint.</p> |
| <p>Use method <a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#a20b7a861cebf2362c707a5da433e4a62">addColumn()</a> to add columns. </p> |
| |
| </div> |
| </div> |
| <hr/><h2>Member Function Documentation</h2> |
| <a class="anchor" id="a20b7a861cebf2362c707a5da433e4a62"></a><!-- doxytag: member="tmudr::UniqueConstraintInfo::addColumn" ref="a20b7a861cebf2362c707a5da433e4a62" args="(int c)" --> |
| <div class="memitem"> |
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| <tr> |
| <td class="memname">void UniqueConstraintInfo::addColumn </td> |
| <td>(</td> |
| <td class="paramtype">int </td> |
| <td class="paramname"> <em>c</em></td> |
| <td> ) </td> |
| <td></td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>Add a column to a uniqueness constraint.</p> |
| <dl><dt><b>Parameters:</b></dt><dd> |
| <table border="0" cellspacing="2" cellpadding="0"> |
| <tr><td valign="top"></td><td valign="top"><em>c</em> </td><td>Column number/ordinal of one of the unique columns in the constraint. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <a class="anchor" id="ad47e14ccc5fe2c1e1740fa7fc1ea0bf7"></a><!-- doxytag: member="tmudr::UniqueConstraintInfo::getNumUniqueColumns" ref="ad47e14ccc5fe2c1e1740fa7fc1ea0bf7" args="() const " --> |
| <div class="memitem"> |
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| <table class="memname"> |
| <tr> |
| <td class="memname">int UniqueConstraintInfo::getNumUniqueColumns </td> |
| <td>(</td> |
| <td class="paramname"></td> |
| <td> ) </td> |
| <td> const</td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>Get the number of columns that form the unique key.</p> |
| <dl class="return"><dt><b>Returns:</b></dt><dd>Number of columns in the uniqueness constraint. </dd></dl> |
| |
| </div> |
| </div> |
| <a class="anchor" id="ae781aff62acfd3745b91d08b2246a5b5"></a><!-- doxytag: member="tmudr::UniqueConstraintInfo::getUniqueColumn" ref="ae781aff62acfd3745b91d08b2246a5b5" args="(int i) const " --> |
| <div class="memitem"> |
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| <table class="memname"> |
| <tr> |
| <td class="memname">int UniqueConstraintInfo::getUniqueColumn </td> |
| <td>(</td> |
| <td class="paramtype">int </td> |
| <td class="paramname"> <em>i</em></td> |
| <td> ) </td> |
| <td> const</td> |
| </tr> |
| </table> |
| </div> |
| <div class="memdoc"> |
| <p>Get a column of the uniqueness constraint by iterator.</p> |
| <p>Like in other methods, we use an integer to iterate over the columns in the set. Note that the columns form a set, so this number i is merely there to iterate over the set of columns.</p> |
| <dl><dt><b>Parameters:</b></dt><dd> |
| <table border="0" cellspacing="2" cellpadding="0"> |
| <tr><td valign="top"></td><td valign="top"><em>i</em> </td><td>A number between 0 and <a class="el" href="classtmudr_1_1UniqueConstraintInfo.html#ad47e14ccc5fe2c1e1740fa7fc1ea0bf7">getNumUniqueColumns()</a>-1. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="return"><dt><b>Returns:</b></dt><dd>Column number/ordinal of the unique column. </dd></dl> |
| <dl><dt><b>Exceptions:</b></dt><dd> |
| <table border="0" cellspacing="2" cellpadding="0"> |
| <tr><td valign="top"></td><td valign="top"><em><a class="el" href="classtmudr_1_1UDRException.html" title="This is the exception to throw when an error occurs in a UDR.">UDRException</a></em> </td><td></td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following files:<ul> |
| <li><a class="el" href="sqludr_8h_source.html">sqludr.h</a></li> |
| <li>sqludr.cpp</li> |
| </ul> |
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