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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Returns the next child statement resource from a parent statement resource that has Oracle Database 12c Implicit Result Sets</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.oci-get-implicit-resultset" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">oci_get_implicit_resultset</h1>
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<p class="verinfo">(PHP 5 >= 5.6.0, PHP 7, PECL OCI8 >= 2.0.0)</p><p class="refpurpose"><span class="refname">oci_get_implicit_resultset</span> — <span class="dc-title">Returns the next child statement resource from a parent statement resource that has Oracle Database 12c Implicit Result Sets
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</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.oci-get-implicit-resultset-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>oci_get_implicit_resultset</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$statement</code></span>
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) : <span class="type"><span class="type resource ">resource </span></span></div>
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<p class="para rdfs-comment">
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Used to fetch consectutive sets of query results after the
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execution of a stored or anonymous Oracle PL/SQL block where that
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block returns query results with
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Oracle's <em class="emphasis">DBMS_SQL.RETURN_RESULT</em> PL/SQL
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function. This allows PL/SQL blocks to easily return query
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results.
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</p>
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<p class="para">
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The child statement can be used with any of the OCI8 fetching
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functions: <span class="function"><a href="oci_fetch.html" class="function">oci_fetch()</a></span>, <span class="function"><a href="oci_fetch_all.html" class="function">oci_fetch_all()</a></span>,
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<span class="function"><a href="oci_fetch_array.html" class="function">oci_fetch_array()</a></span>, <span class="function"><a href="oci_fetch_object.html" class="function">oci_fetch_object()</a></span>,
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<span class="function"><a href="oci_fetch_assoc.html" class="function">oci_fetch_assoc()</a></span> or <span class="function"><a href="oci_fetch_row.html" class="function">oci_fetch_row()</a></span>
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</p>
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<p class="para">
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Child statements inherit their parent statement's prefetch value,
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or it can be explicitly set with <span class="function"><a href="oci_set_prefetch.html" class="function">oci_set_prefetch()</a></span>.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.oci-get-implicit-resultset-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">statement</code></dt>
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<dd>
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<p class="para">A valid OCI8 statement identifier created
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by <span class="function"><a href="oci_parse.html" class="function">oci_parse()</a></span> and executed
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by <span class="function"><a href="oci_execute.html" class="function">oci_execute()</a></span>. The statement
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identifier may or may not be associated with a SQL statement
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that returns Implicit Result Sets.
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</p>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.oci-get-implicit-resultset-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns a statement handle for the next child statement available
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on <code class="parameter">statement</code>. Returns <strong><code>FALSE</code></strong> when child
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statements do not exist, or all child statements have been returned
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by previous calls
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to <span class="function"><strong>oci_get_implicit_resultset()</strong></span>.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.oci-get-implicit-resultset-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-2439">
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<p><strong>Example #1 Fetching Implicit Result Sets in a loop</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">'DECLARE<br /> c1 SYS_REFCURSOR;<br /> BEGIN<br /> OPEN c1 FOR SELECT city, postal_code FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> OPEN c1 FOR SELECT country_id FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br />while ((</span><span style="color: #0000BB">$stid_c </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">))) {<br /> echo </span><span style="color: #DD0000">"<h2>New Implicit Result Set:</h2>\n"</span><span style="color: #007700">;<br /> echo </span><span style="color: #DD0000">"<table>\n"</span><span style="color: #007700">;<br /> while ((</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">)) != </span><span style="color: #0000BB">false</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"<tr>\n"</span><span style="color: #007700">;<br /> foreach (</span><span style="color: #0000BB">$row </span><span style="color: #007700">as </span><span style="color: #0000BB">$item</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">" <td>"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">, </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"</td>\n"</span><span style="color: #007700">;<br /> }<br /> echo </span><span style="color: #DD0000">"</tr>\n"</span><span style="color: #007700">;<br /> }<br /> echo </span><span style="color: #DD0000">"</table>\n"</span><span style="color: #007700">;<br />}<br /><br /></span><span style="color: #FF8000">// Output is:<br />// New Implicit Result Set:<br />// Beijing 190518<br />// Bern 3095<br />// Bombay 490231<br />// New Implicit Result Set:<br />// CN<br />// CH<br />// IN<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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<p class="para">
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<div class="example" id="example-2440">
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<p><strong>Example #2 Getting child statement handles individually</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">'DECLARE<br /> c1 SYS_REFCURSOR;<br /> BEGIN<br /> OPEN c1 FOR SELECT city, postal_code FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> OPEN c1 FOR SELECT country_id FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stid_1 </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$stid_2 </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_1</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_2</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_1</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_2</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$row</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Output is:<br />// array(2) {<br />// ["CITY"]=><br />// string(7) "Beijing"<br />// ["POSTAL_CODE"]=><br />// string(6) "190518"<br />// }<br />// array(1) {<br />// ["COUNTRY_ID"]=><br />// string(2) "CN"<br />// }<br />// array(2) {<br />// ["CITY"]=><br />// string(4) "Bern"<br />// ["POSTAL_CODE"]=><br />// string(4) "3095"<br />// }<br />// array(1) {<br />// ["COUNTRY_ID"]=><br />// string(2) "CH"<br />// }<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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<p class="para">
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<div class="example" id="example-2441">
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<p><strong>Example #3 Explicitly setting the Prefetch Count</strong></p>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">'DECLARE<br /> c1 SYS_REFCURSOR;<br /> BEGIN<br /> OPEN c1 FOR SELECT city, postal_code FROM locations ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$stid_c </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_get_implicit_resultset</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_set_prefetch</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">, </span><span style="color: #0000BB">200</span><span style="color: #007700">); </span><span style="color: #FF8000">// Set the prefetch before fetching from the child statement<br /></span><span style="color: #007700">echo </span><span style="color: #DD0000">"<table>\n"</span><span style="color: #007700">;<br />while ((</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid_c</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">)) != </span><span style="color: #0000BB">false</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"<tr>\n"</span><span style="color: #007700">;<br /> foreach (</span><span style="color: #0000BB">$row </span><span style="color: #007700">as </span><span style="color: #0000BB">$item</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">" <td>"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">, </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"</td>\n"</span><span style="color: #007700">;<br /> }<br /> echo </span><span style="color: #DD0000">"</tr>\n"</span><span style="color: #007700">;<br />}<br />echo </span><span style="color: #DD0000">"</table>\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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<p class="para">
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<div class="example" id="example-2442">
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<p><strong>Example #4 Implicit Result Set example without using <span class="function"><strong>oci_get_implicit_resultset()</strong></span></strong></p>
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<div class="example-contents"><p>
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All results from all queries are returned consecutively.
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</p></div>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br /><br />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'hr'</span><span style="color: #007700">, </span><span style="color: #DD0000">'welcome'</span><span style="color: #007700">, </span><span style="color: #DD0000">'localhost/pdborcl'</span><span style="color: #007700">);<br />if (!</span><span style="color: #0000BB">$conn</span><span style="color: #007700">) {<br /> </span><span style="color: #0000BB">$e </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_error</span><span style="color: #007700">();<br /> </span><span style="color: #0000BB">trigger_error</span><span style="color: #007700">(</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$e</span><span style="color: #007700">[</span><span style="color: #DD0000">'message'</span><span style="color: #007700">], </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">), </span><span style="color: #0000BB">E_USER_ERROR</span><span style="color: #007700">);<br />}<br /><br /></span><span style="color: #0000BB">$sql </span><span style="color: #007700">= </span><span style="color: #DD0000">'DECLARE<br /> c1 SYS_REFCURSOR;<br /> BEGIN<br /> OPEN c1 FOR SELECT city, postal_code FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> OPEN c1 FOR SELECT country_id FROM locations WHERE ROWNUM < 4 ORDER BY city;<br /> DBMS_SQL.RETURN_RESULT(c1);<br /> END;'</span><span style="color: #007700">;<br /><br /></span><span style="color: #0000BB">$stid </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_parse</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$sql</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Note: oci_fetch_all and oci_fetch() cannot be used in this manner<br /></span><span style="color: #007700">echo </span><span style="color: #DD0000">"<table>\n"</span><span style="color: #007700">;<br />while ((</span><span style="color: #0000BB">$row </span><span style="color: #007700">= </span><span style="color: #0000BB">oci_fetch_array</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">, </span><span style="color: #0000BB">OCI_ASSOC</span><span style="color: #007700">+</span><span style="color: #0000BB">OCI_RETURN_NULLS</span><span style="color: #007700">)) != </span><span style="color: #0000BB">false</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">"<tr>\n"</span><span style="color: #007700">;<br /> foreach (</span><span style="color: #0000BB">$row </span><span style="color: #007700">as </span><span style="color: #0000BB">$item</span><span style="color: #007700">) {<br /> echo </span><span style="color: #DD0000">" <td>"</span><span style="color: #007700">.(</span><span style="color: #0000BB">$item</span><span style="color: #007700">!==</span><span style="color: #0000BB">null</span><span style="color: #007700">?</span><span style="color: #0000BB">htmlentities</span><span style="color: #007700">(</span><span style="color: #0000BB">$item</span><span style="color: #007700">, </span><span style="color: #0000BB">ENT_QUOTES</span><span style="color: #007700">|</span><span style="color: #0000BB">ENT_SUBSTITUTE</span><span style="color: #007700">):</span><span style="color: #DD0000">"&nbsp;"</span><span style="color: #007700">).</span><span style="color: #DD0000">"</td>\n"</span><span style="color: #007700">;<br /> }<br /> echo </span><span style="color: #DD0000">"</tr>\n"</span><span style="color: #007700">;<br />}<br />echo </span><span style="color: #DD0000">"</table>\n"</span><span style="color: #007700">;<br /><br /></span><span style="color: #FF8000">// Output is:<br />// Beijing 190518<br />// Bern 3095<br />// Bombay 490231<br />// CN<br />// CH<br />// IN<br /><br /></span><span style="color: #0000BB">oci_free_statement</span><span style="color: #007700">(</span><span style="color: #0000BB">$stid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">oci_close</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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</div>
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</p>
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</div>
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<div class="refsect1 notes" id="refsect1-function.oci-get-implicit-resultset-notes">
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<h3 class="title">注释</h3>
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<blockquote class="note"><p><strong class="note">Note</strong>:
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<p class="para">
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查询返回巨大数量的数据行时，通过增大
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<a href="oci8.configuration.html#ini.oci8.default-prefetch" class="link">oci8.default_prefetch</a>
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值或使用 <span class="function"><a href="oci_set_prefetch.html" class="function">oci_set_prefetch()</a></span> 可显著提高性能。</p>
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</p></blockquote>
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</div>
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</div></div></div></body></html> |