📄 function.odbc-specialcolumns.html

📁 php的帮助文档,涉及到PHP的案例和基本语法,以及实际应用内容
💻 HTML
字号:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head>  <title>Retrieves special columns</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-setoption.html">odbc_setoption</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.odbc-statistics.html">odbc_statistics</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-specialcolumns" class="refentry"> <div class="refnamediv">  <h1 class="refname">odbc_specialcolumns</h1>  <p class="verinfo">(PHP 4, PHP 5)</p><p class="refpurpose"><span class="refname">odbc_specialcolumns</span> &mdash; <span class="dc-title">Retrieves special columns</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_specialcolumns</b></b></span>    ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$connection_id</tt></span>   , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$type</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">$table</tt></span>   , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$scope</tt></span>   , <span class="methodparam"><span class="type">int</span> <tt class="parameter">$nullable</tt></span>   )</div>  <p class="para rdfs-comment">   Retrieves either the optimal set of columns that uniquely identifies a   row in the table, or columns that are automatically updated when any   value in the row is updated by a transaction.  </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">type</tt></i></span>     <dd>      <span class="simpara">       When the type argument is <b><tt>SQL_BEST_ROWID</tt></b>,       <b>odbc_specialcolumns()</b> returns the       column or columns that uniquely identify each row in the table.      </span>      <span class="simpara">       When the type argument is <b><tt>SQL_ROWVER</tt></b>,       <b>odbc_specialcolumns()</b> returns the column or columns in the       specified table, if any, that are automatically updated by the data source       when any value in the row is updated by any transaction.      </span>     </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</tt></i></span>     <dd>      <p class="para">       The table.      </p>     </dd>    </dt>    <dt>     <span class="term"><i><tt class="parameter">scope</tt></i></span>     <dd>      <p class="para">       The scope, which orders the result set.      </p>     </dd>    </dt>    <dt>     <span class="term"><i><tt class="parameter">nullable</tt></i></span>     <dd>      <p class="para">       The nullable option.      </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">SCOPE</span></li>    <li class="listitem"><span class="simpara">COLUMN_NAME</span></li>    <li class="listitem"><span class="simpara">DATA_TYPE</span></li>    <li class="listitem"><span class="simpara">TYPE_NAME</span></li>    <li class="listitem"><span class="simpara">PRECISION</span></li>    <li class="listitem"><span class="simpara">LENGTH</span></li>    <li class="listitem"><span class="simpara">SCALE</span></li>    <li class="listitem"><span class="simpara">PSEUDO_COLUMN</span></li>   </ul>  </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.odbc-setoption.html">odbc_setoption</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.odbc-statistics.html">odbc_statistics</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

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -