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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"><html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"><title>FastDB: dbQueryElementAllocator class Reference</title><link href="doxygen.css" rel="stylesheet" type="text/css"></head><body><!-- Generated by Doxygen 1.3.5 --><div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Class Members</a></div><h1>dbQueryElementAllocator Class Reference</h1><code>#include <<a class="el" href="query_8h-source.html">query.h</a>></code><p><a href="classdbQueryElementAllocator-members.html">List of all members.</a><table border=0 cellpadding=0 cellspacing=0><tr><td></td></tr><tr><td colspan=2><br><h2>Public Member Functions</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="dbQueryElementAllocatora0" doxytag="dbQueryElementAllocator::deallocate" ></a>void </td><td class="memItemRight" valign=bottom><b>deallocate</b> (<a class="el" href="classdbQueryElement.html">dbQueryElement</a> *first, <a class="el" href="classdbQueryElement.html">dbQueryElement</a> **lastNext)</td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="dbQueryElementAllocatora1" doxytag="dbQueryElementAllocator::allocate" ></a>void * </td><td class="memItemRight" valign=bottom><b>allocate</b> (size_t size)</td></tr><tr><td colspan=2><br><h2>Static Public Attributes</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="dbQueryElementAllocators0" doxytag="dbQueryElementAllocator::instance" ></a><a class="el" href="classdbQueryElementAllocator.html">dbQueryElementAllocator</a> </td><td class="memItemRight" valign=bottom><b>instance</b></td></tr><tr><td colspan=2><br><h2>Friends</h2></td></tr><tr><td class="memItemLeft" nowrap align=right valign=top><a class="anchor" name="dbQueryElementAllocatorn0" doxytag="dbQueryElementAllocator::dbDatabase" ></a>class </td><td class="memItemRight" valign=bottom><a class="el" href="classdbQueryElementAllocator.html#dbQueryElementAllocatorn0">dbDatabase</a></td></tr></table><hr><a name="_details"></a><h2>Detailed Description</h2>Allocator of query elements. This class links deallocated elements in the list of free elements, and reused them in future. So number of system memory allocator invocations is dramatically reduced. Cleanup of free elements lst is performed by <code>dbDatabase::cleanup()</code> method <p><hr>The documentation for this class was generated from the following file:<ul><li><a class="el" href="query_8h-source.html">query.h</a></ul><hr size="1"><address style="align: right;"><small>Generated on Thu Feb 12 13:04:49 2004 for FastDB by<a href="http://www.doxygen.org/index.html"><img src="doxygen.png" alt="doxygen" align="middle" border=0 > </a>1.3.5 </small></address></body></html>⌨️ 快捷键说明
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