📄 sqlite.configuration.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>Runtime Configuration</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="sqlite.installation.html">Installation</a></div> <div class="next" style="text-align: right; float: right;"><a href="sqlite.resources.html">Resource Types</a></div> <div class="up"><a href="sqlite.setup.html">Installing/Configuring</a></div> <div class="home"><a href="index.html">PHP Manual</a></div></div><hr /><div id="sqlite.configuration" class="section"> <h2 class="title">Runtime Configuration</h2> <p class="simpara">The behaviour of these functions is affected by settings in <var class="filename">php.ini</var>.</p> <p class="para"> <table border="5"> <caption><b>SQLite Configure Options</b></caption> <colgroup> <thead valign="middle"> <tr valign="middle"> <th colspan="1">Name</th> <th colspan="1">Default</th> <th colspan="1">Changeable</th> <th colspan="1">Changelog</th> </tr> </thead> <tbody valign="middle" class="tbody"> <tr valign="middle"> <td colspan="1" rowspan="1" align="left">sqlite.assoc_case</td> <td colspan="1" rowspan="1" align="left">"0"</td> <td colspan="1" rowspan="1" align="left">PHP_INI_ALL</td> <td colspan="1" rowspan="1" align="left">Available since PHP 5.0.0.</td> </tr> </tbody> </colgroup> </table> For further details and definitions of the PHP_INI_* constants, see the <a href="ini.html" class="xref">php.ini directives</a>. </p> <p class="para">Here's a short explanation ofthe configuration directives.</p> <p class="para"> <dl> <dt id="ini.sqlite.assoc-case"> <span class="term"> <i><tt class="parameter">sqlite.assoc_case</tt></i> <a href="language.types.integer.html" class="type int">int</a> </span> <dd> <p class="para"> Whether to use mixed case (<i>0</i>), upper case (<i>1</i>) or lower case (<i>2</i>) hash indexes. </p> <p class="para"> This option is primarily useful when you need compatibility with other database systems, where the names of the columns are always returned as uppercase or lowercase, regardless of the case of the actual field names in the database schema. </p> <p class="para"> The SQLite library returns the column names in their natural case (that matches the case you used in your schema). When <i><tt class="parameter">sqlite.assoc_case</tt></i> is set to <i>0</i> the natural case will be preserved. When it is set to <i>1</i> or <i>2</i>, PHP will apply case folding on the hash keys to upper- or lower-case the keys, respectively. </p> <p class="para"> Use of this option incurs a slight performance penalty, but is MUCH faster than performing the case folding yourself using PHP script. </p> </dd> </dt> </dl> </p></div><hr /><div style="text-align: center;"> <div class="prev" style="text-align: left; float: left;"><a href="sqlite.installation.html">Installation</a></div> <div class="next" style="text-align: right; float: right;"><a href="sqlite.resources.html">Resource Types</a></div> <div class="up"><a href="sqlite.setup.html">Installing/Configuring</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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