📄 function.ingres-query.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>Send a SQL query to Ingres II</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.ingres-pconnect.html">ingres_pconnect</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ingres-rollback.html">ingres_rollback</a></div> <div class="up"><a href="ref.ingres.html">Ingres II Functions</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="function.ingres-query" class="refentry"> <div class="refnamediv"> <h1 class="refname">ingres_query</h1> <p class="verinfo">(PHP 4 >= 4.0.2, PHP 5 <= 5.0.5, PECL ingres:1.0-1.4.3)</p><p class="refpurpose"><span class="refname">ingres_query</span> — <span class="dc-title">Send a SQL query to Ingres II</span></p> </div> <div class="refsect1 description"> <h3 class="title">Description</h3> <div class="methodsynopsis dc-description"> <span class="type">bool</span> <span class="methodname"><b><b>ingres_query</b></b></span> ( <span class="methodparam"><span class="type">string</span> <tt class="parameter">$query</tt></span> [, <span class="methodparam"><span class="type">resource</span> <tt class="parameter">$link</tt></span> ] )</div> <p class="para rdfs-comment"> <b>ingres_query()</b> sends the given <i><tt class="parameter">query</tt></i> to the Ingres server. </p> <p class="para"> The query becomes part of the currently open transaction. If there is no open transaction, <b>ingres_query()</b> opens a new transaction. To close the transaction, you can either call <a href="function.ingres-commit.html" class="function">ingres_commit()</a> to commit the changes made to the database or <a href="function.ingres-rollback.html" class="function">ingres_rollback()</a> to cancel these changes. When the script ends, any open transaction is rolled back (by calling <a href="function.ingres-rollback.html" class="function">ingres_rollback()</a>). You can also use <a href="function.ingres-autocommit.html" class="function">ingres_autocommit()</a> before opening a new transaction to have every SQL query immediately committed. </p> </div> <div class="refsect1 parameters"> <h3 class="title">Parameters</h3> <p class="para"> <dl> <dt> <span class="term"><i><tt class="parameter">query</tt></i></span> <dd> <p class="para"> A valid SQL query (see the Ingres SQL reference guide). </p> <p class="para"> Some types of SQL queries can't be sent with this function: <ul class="itemizedlist"> <li class="listitem"> <span class="simpara"> close (see <a href="function.ingres-close.html" class="function">ingres_close()</a>) </span> </li> <li class="listitem"> <span class="simpara"> commit (see <a href="function.ingres-commit.html" class="function">ingres_commit()</a>) </span> </li> <li class="listitem"> <span class="simpara"> connect (see <a href="function.ingres-connect.html" class="function">ingres_connect()</a>) </span> </li> <li class="listitem"> <span class="simpara"> disconnect (see <a href="function.ingres-close.html" class="function">ingres_close()</a>) </span> </li> <li class="listitem"> <span class="simpara">get dbevent</span> </li> <li class="listitem"> <span class="simpara">prepare to commit</span> </li> <li class="listitem"> <span class="simpara"> rollback (see <a href="function.ingres-rollback.html" class="function">ingres_rollback()</a>) </span> </li> <li class="listitem"><span class="simpara">savepoint</span></li> <li class="listitem"> <span class="simpara"> set autocommit (see <a href="function.ingres-autocommit.html" class="function">ingres_autocommit()</a>) </span> </li> <li class="listitem"> <span class="simpara">all cursor related queries are unsupported</span> </li> </ul> </p> </dd> </dt> <dt> <span class="term"><i><tt class="parameter">link</tt></i></span> <dd> <p class="para"> The connection link identifier. If not specified, the last opened link is used. </p> </dd> </dt> </dl> </p> </div> <div class="refsect1 returnvalues"> <h3 class="title">Return Values</h3> <p class="para"> Returns <b><tt>TRUE</tt></b> on success or <b><tt>FALSE</tt></b> on failure. </p> </div> <div class="refsect1 examples"> <h3 class="title">Examples</h3> <p class="para"> <div class="example"> <p><b>Example #1 <b>ingres_query()</b> example</b></p> <div class="example-contents"><div class="phpcode"><code><span style="color: #000000"><span style="color: #0000BB"><?php<br />ingres_connect</span><span style="color: #007700">(</span><span style="color: #0000BB">$database</span><span style="color: #007700">, </span><span style="color: #0000BB">$user</span><span style="color: #007700">, </span><span style="color: #0000BB">$password</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">ingres_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"select * from table"</span><span style="color: #007700">);<br />while (</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">ingres_fetch_row</span><span style="color: #007700">()) {<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">1</span><span style="color: #007700">];<br /> echo </span><span style="color: #0000BB">$row</span><span style="color: #007700">[</span><span style="color: #0000BB">2</span><span style="color: #007700">];<br />}<br /></span><span style="color: #0000BB">?></span></span></code></div> </div> </div> </p> </div> <div class="refsect1 seealso"> <h3 class="title">See Also</h3> <p class="para"> <ul class="simplelist"> <li class="member"><a href="function.ingres-fetch-array.html" class="function" rel="rdfs-seeAlso">ingres_fetch_array()</a></li> <li class="member"><a href="function.ingres-fetch-object.html" class="function" rel="rdfs-seeAlso">ingres_fetch_object()</a></li> <li class="member"><a href="function.ingres-fetch-row.html" class="function" rel="rdfs-seeAlso">ingres_fetch_row()</a></li> <li class="member"><a href="function.ingres-commit.html" class="function" rel="rdfs-seeAlso">ingres_commit()</a></li> <li class="member"><a href="function.ingres-rollback.html" class="function" rel="rdfs-seeAlso">ingres_rollback()</a></li> <li class="member"><a href="function.ingres-autocommit.html" class="function" rel="rdfs-seeAlso">ingres_autocommit()</a></li> </ul> </p> </div></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="function.ingres-pconnect.html">ingres_pconnect</a></div> <div class="next" style="text-align: right; float: right;"><a href="function.ingres-rollback.html">ingres_rollback</a></div> <div class="up"><a href="ref.ingres.html">Ingres II 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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