function.odbc-statistics.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <title>Retrieve statistics about a table</title> <meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head> <body><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.odbc-specialcolumns.html">odbc_specialcolumns</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.odbc-tableprivileges.html">odbc_tableprivileges</a></div> <div class="up"><a href="ref.uodbc.html">ODBC Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.odbc-statistics" class="refentry"> <div class="refnamediv"> <h1 class="refname">odbc_statistics</h1> <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">odbc_statistics</span> — <span class="dc-title">Retrieve statistics about a table</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">resource</span> <span class="methodname"><b><b>odbc_statistics</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$connection_id</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$qualifier</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$owner</tt></span> , <span class="methodparam"><span class="type">string</span> <tt class="parameter">$table_name</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$unique</tt></span> , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$accuracy</tt></span> )</div> <p class="para rdfs-comment"> Get statistics about a table and its indexes. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">connection_id</tt></i></span> <dd> <p class="para">The ODBC connection identifier,see <a href="function.odbc-connect.html" class="function">odbc_connect()</a> for details.</p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">qualifier</tt></i></span> <dd> <p class="para"> The qualifier. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">owner</tt></i></span> <dd> <p class="para"> The owner. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">table_name</tt></i></span> <dd> <p class="para"> The table name. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">unique</tt></i></span> <dd> <p class="para"> The unique attribute. </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">accuracy</tt></i></span> <dd> <p class="para"> The accuracy. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns an ODBC result identifier or <b><tt>FALSE</tt></b> on failure. </p> <p class="para"> The result set has the following columns: <ul class="itemizedlist"> <li class="listitem"><span class="simpara">TABLE_QUALIFIER</span></li> <li class="listitem"><span class="simpara">TABLE_OWNER</span></li> <li class="listitem"><span class="simpara">TABLE_NAME</span></li> <li class="listitem"><span class="simpara">NON_UNIQUE</span></li> <li class="listitem"><span class="simpara">INDEX_QUALIFIER</span></li> <li class="listitem"><span class="simpara">INDEX_NAME</span></li> <li class="listitem"><span class="simpara">TYPE</span></li> <li class="listitem"><span class="simpara">SEQ_IN_INDEX</span></li> <li class="listitem"><span class="simpara">COLUMN_NAME</span></li> <li class="listitem"><span class="simpara">COLLATION</span></li> <li class="listitem"><span class="simpara">CARDINALITY</span></li> <li class="listitem"><span class="simpara">PAGES</span></li> <li class="listitem"><span class="simpara">FILTER_CONDITION</span></li> </ul> </p> <p class="simpara"> The result set is ordered by NON_UNIQUE, TYPE, INDEX_QUALIFIER, INDEX_NAME and SEQ_IN_INDEX. </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.odbc-specialcolumns.html">odbc_specialcolumns</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.odbc-tableprivileges.html">odbc_tableprivileges</a></div> <div class="up"><a href="ref.uodbc.html">ODBC Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div></body></html>⌨️ 快捷键说明
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