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145 lines
9.0 KiB
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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>Get a column using OID</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.cubrid-get" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">cubrid_get</h1>
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<p class="verinfo">(PECL CUBRID >= 8.3.0)</p><p class="refpurpose"><span class="refname">cubrid_get</span> — <span class="dc-title">Get a column using OID</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.cubrid-get-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>cubrid_get</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$conn_identifier</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$oid</code></span>
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[, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$attr</code></span>
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] ) : <span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span></div>
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<p class="para rdfs-comment">
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The <span class="function"><strong>cubrid_get()</strong></span> function is used to get the attribute
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of the instance of the given <code class="parameter">oid</code>. You can get
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single attribute by using string data type for the
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<code class="parameter">attr</code> argument, or many attributes by using array
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data type for the <code class="parameter">attr</code> argument.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.cubrid-get-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">conn_identifier</code></dt>
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<dd>
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<p class="para">Connection identifier.</p></dd>
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<dt>
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<code class="parameter">oid</code></dt>
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<dd>
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<p class="para">OID of the instance that you want to read.</p></dd>
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<dt>
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<code class="parameter">attr</code></dt>
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<dd>
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<p class="para">Name of the attribute that you want to read.</p></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.cubrid-get-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Content of the requested attribute, when process is successful; When
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<code class="parameter">attr</code> is set with string data type, the result is
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returned as a string; when <code class="parameter">attr</code> is set with array
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data type (0-based numerical array), then the result is returned in
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associative array. When <code class="parameter">attr</code> is omitted, then all
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attributes are received in array form.
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</p>
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<p class="para">
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<strong><code>FALSE</code></strong> when process is unsuccessful or result is NULL (If error occurs to
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distinguish empty string from NULL, then it prints the warning message.
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You can check the error by using <span class="function"><a href="cubrid_error_code.html" class="function">cubrid_error_code()</a></span>)
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.cubrid-get-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="example-1116">
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<p><strong>Example #1 <span class="function"><strong>cubrid_get()</strong></span> example</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 />$conn </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">, </span><span style="color: #0000BB">33000</span><span style="color: #007700">, </span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">);<br /><br />@</span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"DROP TABLE foo"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"CREATE TABLE foo(a int AUTO_INCREMENT, b set(int), c list(int), d char(10))"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"INSERT INTO foo(a, b, c, d) VALUES(1, {1,2,3}, {11,22,33,333}, 'a')"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"INSERT INTO foo(a, b, c, d) VALUES(2, {4,5,7}, {44,55,66,666}, 'b')"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$req </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_execute</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #DD0000">"SELECT * FROM foo"</span><span style="color: #007700">, </span><span style="color: #0000BB">CUBRID_INCLUDE_OID</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_move_cursor</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">, </span><span style="color: #0000BB">1</span><span style="color: #007700">, </span><span style="color: #0000BB">CUBRID_CURSOR_FIRST</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$oid </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_current_oid</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$attr </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$oid</span><span style="color: #007700">, </span><span style="color: #DD0000">"b"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$attr</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">$attr </span><span style="color: #007700">= </span><span style="color: #0000BB">cubrid_get</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">, </span><span style="color: #0000BB">$oid</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$attr</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_close_request</span><span style="color: #007700">(</span><span style="color: #0000BB">$req</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<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 class="example-contents"><p>以上例程会输出：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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string(9) "{1, 2, 3}"
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array(4) {
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["a"]=>
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string(1) "1"
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["b"]=>
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array(3) {
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[0]=>
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string(1) "1"
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[1]=>
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string(1) "2"
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[2]=>
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string(1) "3"
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}
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["c"]=>
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array(4) {
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[0]=>
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string(2) "11"
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[1]=>
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string(2) "22"
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[2]=>
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string(2) "33"
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[3]=>
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string(3) "333"
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}
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["d"]=>
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string(10) "a "
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}
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</pre></div>
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</div>
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</div>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.cubrid-get-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="cubrid_put.html" class="function" rel="rdfs-seeAlso">cubrid_put()</a> - Update a column using OID</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |