uTools-Manuals/docs/php/ifx_getsqlca.html
2019-04-28 19:00:34 +08:00

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<title>Get the contents of sqlca.sqlerrd[0..5] after a query</title>
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<div id="layout-content"><div id="function.ifx-getsqlca" class="refentry">
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<h1 class="refname">ifx_getsqlca</h1>
<p class="verinfo">(PHP 4, PHP 5 &lt; 5.2.1)</p><p class="refpurpose"><span class="refname">ifx_getsqlca</span> &mdash; <span class="dc-title">Get the contents of sqlca.sqlerrd[0..5] after a query</span></p>
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<div class="refsect1 description" id="refsect1-function.ifx-getsqlca-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>ifx_getsqlca</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$result_id</code></span>
) : <span class="type">array</span></div>
<p class="para rdfs-comment">
Returns a pseudo-row with sqlca.sqlerrd[0] ... sqlca.sqlerrd[5] after the
query associated with <code class="parameter">result_id</code>.
</p>
<p class="para">
For inserts, updates and deletes the values returned are those as set by
the server after executing the query. This gives access to the number of
affected rows and the serial insert value. For <em>SELECT</em>s
the values are those saved after the <em>PREPARE</em> statement.
This gives access to the *estimated* number of affected rows. The use of
this function saves the overhead of executing a <em>SELECT
dbinfo(&#039;sqlca.sqlerrdx&#039;)</em> query, as it retrieves the values that
were saved by the ifx driver at the appropriate moment.
</p>
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<div class="refsect1 parameters" id="refsect1-function.ifx-getsqlca-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">result_id</code></dt>
<dd>
<p class="para">
<code class="parameter">result_id</code> is a valid result id returned by
<span class="function"><a href="ifx_query.html" class="function">ifx_query()</a></span> or
<span class="function"><a href="ifx_prepare.html" class="function">ifx_prepare()</a></span> (select type queries only!).
</p>
</dd>
</dl>
</p>
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<div class="refsect1 returnvalues" id="refsect1-function.ifx-getsqlca-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
Returns an associative array with the following entries:
<em>sqlerrd0</em>, <em>sqlerrd1</em>,
<em>sqlerrd2</em>, <em>sqlerrd3</em>,
<em>sqlerrd4</em> and <em>sqlerrd5</em>.
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.ifx-getsqlca-examples">
<h3 class="title">范例</h3>
<p class="para">
<div class="example" id="example-1290">
<p><strong>Example #1 Retrieve Informix sqlca.sqlerrd[x] values</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br /></span><span style="color: #FF8000">/*&nbsp;assume&nbsp;the&nbsp;first&nbsp;column&nbsp;of&nbsp;'sometable'&nbsp;is&nbsp;a&nbsp;serial&nbsp;*/<br /></span><span style="color: #0000BB">$qid&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ifx_query</span><span style="color: #007700">(</span><span style="color: #DD0000">"insert&nbsp;into&nbsp;sometable<br />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;values&nbsp;(0,&nbsp;'2nd&nbsp;column',&nbsp;'another&nbsp;column')&nbsp;"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">$connid</span><span style="color: #007700">);<br />if&nbsp;(!</span><span style="color: #0000BB">$qid</span><span style="color: #007700">)&nbsp;{<br />&nbsp;&nbsp;&nbsp;&nbsp;</span><span style="color: #FF8000">/*&nbsp;...&nbsp;error&nbsp;...&nbsp;*/<br /></span><span style="color: #007700">}<br /></span><span style="color: #0000BB">$sqlca&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">ifx_getsqlca</span><span style="color: #007700">(</span><span style="color: #0000BB">$qid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$serial_value&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">$sqlca</span><span style="color: #007700">[</span><span style="color: #DD0000">"sqlerrd1"</span><span style="color: #007700">];<br />echo&nbsp;</span><span style="color: #DD0000">"The&nbsp;serial&nbsp;value&nbsp;of&nbsp;the&nbsp;inserted&nbsp;row&nbsp;is&nbsp;:&nbsp;</span><span style="color: #0000BB">$serial_value</span><span style="color: #DD0000">&lt;br&nbsp;/&gt;\n"</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">?&gt;</span>
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