function.oci-new-cursor.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>Allocates and returns a new cursor (statement handle)</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.oci-new-connect.html">oci_new_connect</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.oci-new-descriptor.html">oci_new_descriptor</a></div> <div class="up"><a href="ref.oci8.html">OCI8 Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.oci-new-cursor" class="refentry"> <div class="refnamediv"> <h1 class="refname">oci_new_cursor</h1> <p class="verinfo">(PHP 5, PECL oci8:1.1-1.2.4)</p><p class="refpurpose"><span class="refname">oci_new_cursor</span> — <span class="dc-title">Allocates and returns a new cursor (statement handle)</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>oci_new_cursor</b></b></span> ( <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$connection</tt></span> )</div> <p class="para rdfs-comment"> Allocates a new statement handle on the specified connection. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">connection</tt></i></span> <dd> <p class="para"> An Oracle connection identifier, returned by <a href="function.oci-connect.html" class="function">oci_connect()</a> or <a href="function.oci-pconnect.html" class="function">oci_pconnect()</a>. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns a new statement handle, or <b><tt>FALSE</tt></b> on error. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 Using REF CURSOR in an Oracle's stored procedure</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #FF8000">// suppose your stored procedure info.output returns a ref cursor in :data<br /><br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"scott"</span><span style="color: #007700">, </span><span style="color: #DD0000">"tiger"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$curs </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_new_cursor</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stmt </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"begin info.output(:data); end;"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">oci_bind_by_name</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">, </span><span style="color: #DD0000">"data"</span><span style="color: #007700">, </span><span style="color: #0000BB">$curs</span><span style="color: #007700">, -</span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_B_CURSOR</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$curs</span><span style="color: #007700">);<br /><br />while (</span><span style="color: #0000BB">$data </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_row</span><span style="color: #007700">(</span><span style="color: #0000BB">$curs</span><span style="color: #007700">)) {<br /> </span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$curs</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> <p class="para"> <div class="example"> <p><b>Example #2 Using REF CURSOR in an Oracle's select statement</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br /></span><span style="color: #007700">echo </span><span style="color: #DD0000">"<html><body>"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"scott"</span><span style="color: #007700">, </span><span style="color: #DD0000">"tiger"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$count_cursor </span><span style="color: #007700">= </span><span style="color: #DD0000">"CURSOR(select count(empno) num_emps from emp " </span><span style="color: #007700">.<br /> </span><span style="color: #DD0000">"where emp.deptno = dept.deptno) as EMPCNT from dept"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$stmt </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"select deptno,dname,$count_cursor"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br />echo </span><span style="color: #DD0000">"<table border=\"1\">"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"<tr>"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"<th>DEPT NAME</th>"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"<th>DEPT #</th>"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"<th># EMPLOYEES</th>"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"</tr>"</span><span style="color: #007700">;<br /><br />while (</span><span style="color: #0000BB">$data </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_assoc</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"<tr>"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">$dname </span><span style="color: #007700">= </span><span style="color: #0000BB">$data</span><span style="color: #007700">[</span><span style="color: #DD0000">"DNAME"</span><span style="color: #007700">];<br /> </span><span style="color: #0000BB">$deptno </span><span style="color: #007700">= </span><span style="color: #0000BB">$data</span><span style="color: #007700">[</span><span style="color: #DD0000">"DEPTNO"</span><span style="color: #007700">];<br /> echo </span><span style="color: #DD0000">"<td>$dname</td>"</span><span style="color: #007700">;<br /> echo </span><span style="color: #DD0000">"<td>$deptno</td>"</span><span style="color: #007700">;<br /> </span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">[</span><span style="color: #DD0000">"EMPCNT"</span><span style="color: #007700">]);<br /> while (</span><span style="color: #0000BB">$subdata </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_assoc</span><span style="color: #007700">(</span><span style="color: #0000BB">$data</span><span style="color: #007700">[</span><span style="color: #DD0000">"EMPCNT"</span><span style="color: #007700">])) {<br /> </span><span style="color: #0000BB">$num_emps </span><span style="color: #007700">= </span><span style="color: #0000BB">$subdata</span><span style="color: #007700">[</span><span style="color: #DD0000">"NUM_EMPS"</span><span style="color: #007700">];<br /> echo </span><span style="color: #DD0000">"<td>$num_emps</td>"</span><span style="color: #007700">;<br /> }<br /> echo </span><span style="color: #DD0000">"</tr>"</span><span style="color: #007700">;<br />}<br />echo </span><span style="color: #DD0000">"</table>"</span><span style="color: #007700">;<br />echo </span><span style="color: #DD0000">"</body></html>"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stmt</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 notes"> <h3 class="title">Notes</h3> <blockquote><p><b class="note">Note</b>: In PHP versions before 5.0.0 you must use <a href="function.ocinewcursor.html" class="function">ocinewcursor()</a> instead. This name still can be used, it was left as alias of <b>oci_new_cursor()</b> for downwards compatability. This, however, is deprecated and not recommended. <br /> </p></blockquote> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.oci-new-connect.html">oci_new_connect</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.oci-new-descriptor.html">oci_new_descriptor</a></div> <div class="up"><a href="ref.oci8.html">OCI8 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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