<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >oci_new_cursor</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REL="HOME" TITLE="PHP 手册" HREF="index.html"><LINK REL="UP" TITLE="Oracle 函数" HREF="ref.oci8.html"><LINK REL="PREVIOUS" TITLE="oci_new_connect" HREF="function.oci-new-connect.html"><LINK REL="NEXT" TITLE="oci_new_descriptor" HREF="function.oci-new-descriptor.html"><META HTTP-EQUIV="Content-type" CONTENT="text/html; charset=UTF-8"></HEAD ><BODY CLASS="refentry" BGCOLOR="#FFFFFF" TEXT="#000000" LINK="#0000FF" VLINK="#840084" ALINK="#0000FF" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >PHP 手册</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="function.oci-new-connect.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="function.oci-new-descriptor.html" ACCESSKEY="N" >下一页</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="function.oci-new-cursor" ></A >oci_new_cursor</H1 ><DIV CLASS="refnamediv" ><A NAME="AEN158785" ></A ><P > (PHP 5)</P >oci_new_cursor -- 分配并返回一个新的游标(语句句柄)</DIV ><DIV CLASS="refsect1" ><A NAME="AEN158788" ></A ><H2 >说明</H2 >resource <B CLASS="methodname" >oci_new_cursor</B > ( resource connection )<BR ></BR ><P > <B CLASS="function" >oci_new_cursor()</B > 在指定的连接上分配一个新的语句句柄。 </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN158799" ></A ><P ><B >例 1. 在 Oracle 的存储过程中使用 REF CURSOR</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#FF8000">// suppose your stored procedure info.output returns a ref cursor in :data<br /><br /></font><font color="#0000BB">$conn </font><font color="#007700">= </font><font color="#0000BB">oci_connect</font><font color="#007700">(</font><font color="#DD0000">"scott"</font><font color="#007700">, </font><font color="#DD0000">"tiger"</font><font color="#007700">);<br /></font><font color="#0000BB">$curs </font><font color="#007700">= </font><font color="#0000BB">oci_new_cursor</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">);<br /></font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">oci_parse</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">, </font><font color="#DD0000">"begin info.output(:data); end;"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">oci_bind_by_name</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">, </font><font color="#DD0000">"data"</font><font color="#007700">, </font><font color="#0000BB">$curs</font><font color="#007700">, -</font><font color="#0000BB">1</font><font color="#007700">, </font><font color="#0000BB">OCI_B_CURSOR</font><font color="#007700">);<br /></font><font color="#0000BB">oci_execute</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /></font><font color="#0000BB">oci_execute</font><font color="#007700">(</font><font color="#0000BB">$curs</font><font color="#007700">);<br /><br />while (</font><font color="#0000BB">$data </font><font color="#007700">= </font><font color="#0000BB">oci_fetch_row</font><font color="#007700">(</font><font color="#0000BB">$curs</font><font color="#007700">)) {<br /> </font><font color="#0000BB">var_dump</font><font color="#007700">(</font><font color="#0000BB">$data</font><font color="#007700">);<br />}<br /><br /></font><font color="#0000BB">oci_free_statement</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /></font><font color="#0000BB">oci_free_statement</font><font color="#007700">(</font><font color="#0000BB">$curs</font><font color="#007700">);<br /></font><font color="#0000BB">oci_close</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > <TABLE WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" CLASS="EXAMPLE" ><TR ><TD ><DIV CLASS="example" ><A NAME="AEN158803" ></A ><P ><B >例 2. 在 Oracle 的 select 语句中使用 REF CURSOR</B ></P ><TABLE BORDER="0" BGCOLOR="#E0E0E0" CELLPADDING="5" ><TR ><TD ><code><font color="#000000"> <font color="#0000BB"><?php<br /></font><font color="#007700">echo </font><font color="#DD0000">"<html><body>"</font><font color="#007700">;<br /></font><font color="#0000BB">$conn </font><font color="#007700">= </font><font color="#0000BB">oci_connect</font><font color="#007700">(</font><font color="#DD0000">"scott"</font><font color="#007700">, </font><font color="#DD0000">"tiger"</font><font color="#007700">);<br /></font><font color="#0000BB">$count_cursor </font><font color="#007700">= </font><font color="#DD0000">"CURSOR(select count(empno) num_emps from emp " </font><font color="#007700">.<br /> </font><font color="#DD0000">"where emp.deptno = dept.deptno) as EMPCNT from dept"</font><font color="#007700">;<br /></font><font color="#0000BB">$stmt </font><font color="#007700">= </font><font color="#0000BB">oci_parse</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">, </font><font color="#DD0000">"select deptno,dname,$count_cursor"</font><font color="#007700">);<br /><br /></font><font color="#0000BB">oci_execute</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br />echo </font><font color="#DD0000">"<table border=\"1\">"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"<tr>"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"<th>DEPT NAME</th>"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"<th>DEPT #</th>"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"<th># EMPLOYEES</th>"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"</tr>"</font><font color="#007700">;<br /><br />while (</font><font color="#0000BB">$data </font><font color="#007700">= </font><font color="#0000BB">oci_fetch_assoc</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">)) {<br /> echo </font><font color="#DD0000">"<tr>"</font><font color="#007700">;<br /> </font><font color="#0000BB">$dname </font><font color="#007700">= </font><font color="#0000BB">$data</font><font color="#007700">[</font><font color="#DD0000">"DNAME"</font><font color="#007700">];<br /> </font><font color="#0000BB">$deptno </font><font color="#007700">= </font><font color="#0000BB">$data</font><font color="#007700">[</font><font color="#DD0000">"DEPTNO"</font><font color="#007700">];<br /> echo </font><font color="#DD0000">"<td>$dname</td>"</font><font color="#007700">;<br /> echo </font><font color="#DD0000">"<td>$deptno</td>"</font><font color="#007700">;<br /> </font><font color="#0000BB">oci_execute</font><font color="#007700">(</font><font color="#0000BB">$data</font><font color="#007700">[</font><font color="#DD0000">"EMPCNT"</font><font color="#007700">]);<br /> while (</font><font color="#0000BB">$subdata </font><font color="#007700">= </font><font color="#0000BB">oci_fetch_assoc</font><font color="#007700">(</font><font color="#0000BB">$data</font><font color="#007700">[</font><font color="#DD0000">"EMPCNT"</font><font color="#007700">])) {<br /> </font><font color="#0000BB">$num_emps </font><font color="#007700">= </font><font color="#0000BB">$subdata</font><font color="#007700">[</font><font color="#DD0000">"NUM_EMPS"</font><font color="#007700">];<br /> echo </font><font color="#DD0000">"<td>$num_emps</td>"</font><font color="#007700">;<br /> }<br /> echo </font><font color="#DD0000">"</tr>"</font><font color="#007700">;<br />}<br />echo </font><font color="#DD0000">"</table>"</font><font color="#007700">;<br />echo </font><font color="#DD0000">"</body></html>"</font><font color="#007700">;<br /></font><font color="#0000BB">oci_free_statement</font><font color="#007700">(</font><font color="#0000BB">$stmt</font><font color="#007700">);<br /></font><font color="#0000BB">oci_close</font><font color="#007700">(</font><font color="#0000BB">$conn</font><font color="#007700">);<br /></font><font color="#0000BB">?></font> </font> </code></TD ></TR ></TABLE ></DIV ></TD ></TR ></TABLE > </P ><P > <B CLASS="function" >oci_new_cursor()</B > 如果出错返回 <TT CLASS="constant" ><B >FALSE</B ></TT >。 </P ><DIV CLASS="note" ><BLOCKQUOTE CLASS="note" ><P ><B >注意: </B > 在 PHP 5.0.0 之前的版本必须使用 <A HREF="function.ocinewcursor.html" ><B CLASS="function" >ocinewcursor()</B ></A > 替代本函数。该函数名仍然可用,为向下兼容作为 <B CLASS="function" >oci_new_cursor()</B > 的别名。不过其已被废弃,不推荐使用。 </P ></BLOCKQUOTE ></DIV ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="function.oci-new-connect.html" ACCESSKEY="P" >上一页</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >起始页</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="function.oci-new-descriptor.html" ACCESSKEY="N" >下一页</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >oci_new_connect</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ref.oci8.html" ACCESSKEY="U" >上一级</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >oci_new_descriptor</TD ></TR ></TABLE ></DIV ></BODY ></HTML >