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156 lines
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HTML
156 lines
7.5 KiB
HTML
<!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>Select MS SQL database</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.mssql-select-db" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">mssql_select_db</h1>
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<p class="verinfo">(PHP 4, PHP 5, PECL odbtp >= 1.1.1)</p><p class="refpurpose"><span class="refname">mssql_select_db</span> — <span class="dc-title">Select MS SQL database</span></p>
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</div>
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<div id="function.mssql-select-db-refsynopsisdiv">
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<div class="warning"><strong class="warning">Warning</strong>
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<p class="para">
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This function was <em class="emphasis">REMOVED</em> in PHP 7.0.0.
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</p>
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<p class="para">
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Alternatives to this function include:
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</p>
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<ul class="simplelist">
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<li class="member">
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<a href="ref.pdo_sqlsrv.connection.html" class="link">PDO_SQLSRV DSN</a>
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</li>
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<li class="member">
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<a href="ref.pdo_odbc.connection.html" class="link">PDO_ODBC DSN</a>
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</li>
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<li class="member"><span class="function"><a href="sqlsrv_connect.html" class="function">sqlsrv_connect()</a></span></li>
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<li class="member"><span class="function"><a href="odbc_connect.html" class="function">odbc_connect()</a></span></li>
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</ul>
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</div>
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</div>
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<div class="refsect1 description" id="refsect1-function.mssql-select-db-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>mssql_select_db</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$database_name</code></span>
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[, <span class="methodparam"><span class="type">resource</span> <code class="parameter">$link_identifier</code></span>
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] ) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>mssql_select_db()</strong></span> sets the current active
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database on the server that's associated with the specified link
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identifier.
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</p>
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<p class="para">
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Every subsequent call to <span class="function"><a href="mssql_query.html" class="function">mssql_query()</a></span> will be
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made on the active database.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.mssql-select-db-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">database_name</code></dt>
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<dd>
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<p class="para">
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The database name.
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</p>
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<p class="para">
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To escape the name of a database that contains spaces, hyphens ("-"),
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or any other exceptional characters, the database name must be
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enclosed in brackets, as is shown in the example, below. This
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technique must also be applied when selecting a database name that is
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also a reserved word (such as <em>primary</em>).
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</p>
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</dd>
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<dt>
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<code class="parameter">link_identifier</code></dt>
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<dd>
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<p class="para">
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A MS SQL link identifier, returned by
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<span class="function"><a href="mssql_connect.html" class="function">mssql_connect()</a></span> or
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<span class="function"><a href="mssql_pconnect.html" class="function">mssql_pconnect()</a></span>.
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</p>
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<p class="para">
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If no link identifier is specified, the last opened link is assumed.
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If no link is open, the function will try to establish a link as if
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<span class="function"><a href="mssql_connect.html" class="function">mssql_connect()</a></span> was called, and use it.
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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.mssql-select-db-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.mssql-select-db-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-1776">
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<p><strong>Example #1 <span class="function"><strong>mssql_select_db()</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 /></span><span style="color: #FF8000">// Create a link to MSSQL<br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'KALLESPC\SQLEXPRESS'</span><span style="color: #007700">, </span><span style="color: #DD0000">'sa'</span><span style="color: #007700">, </span><span style="color: #DD0000">'phpfi'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Select the database 'php'<br /></span><span style="color: #0000BB">mssql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">'php'</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</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>
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</p>
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<p class="para">
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<div class="example" id="example-1777">
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<p><strong>Example #2 Escaping the database name with square brackets</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 /></span><span style="color: #FF8000">// Create a link to MSSQL<br /></span><span style="color: #0000BB">$link </span><span style="color: #007700">= </span><span style="color: #0000BB">mssql_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">'KALLESPC\SQLEXPRESS'</span><span style="color: #007700">, </span><span style="color: #DD0000">'sa'</span><span style="color: #007700">, </span><span style="color: #DD0000">'phpfi'</span><span style="color: #007700">);<br /><br /></span><span style="color: #FF8000">// Select the database 'my.database-name'<br /></span><span style="color: #0000BB">mssql_select_db</span><span style="color: #007700">(</span><span style="color: #DD0000">'[my.database-name]'</span><span style="color: #007700">, </span><span style="color: #0000BB">$link</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>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.mssql-select-db-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="mssql_connect.html" class="function" rel="rdfs-seeAlso">mssql_connect()</a> - 打开MS SQL server链接</span></li>
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<li class="member"><span class="function"><a href="mssql_pconnect.html" class="function" rel="rdfs-seeAlso">mssql_pconnect()</a> - Open persistent MS SQL connection</span></li>
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<li class="member"><span class="function"><a href="mssql_query.html" class="function" rel="rdfs-seeAlso">mssql_query()</a> - Send MS SQL query</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> |