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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"><html><head><title>SQLite Release 3.2.3 On 2005 August 21 (3.2.3)</title><style type="text/css">body { margin: auto; font-family: "Verdana" "sans-serif"; padding: 8px 1%;}a { color: #45735f }a:visited { color: #734559 }.logo { position:absolute; margin:3px; }.tagline { float:right; text-align:right; font-style:italic; width:240px; margin:12px; margin-top:58px;}.toolbar { font-variant: small-caps; text-align: center; line-height: 1.6em; margin: 0; padding:1px 8px;}.toolbar a { color: white; text-decoration: none; padding: 6px 12px; }.toolbar a:visited { color: white; }.toolbar a:hover { color: #80a796; background: white; }.content { margin: 5%; }.content dt { font-weight:bold; }.content dd { margin-bottom: 25px; margin-left:20%; }.content ul { padding:0px; padding-left: 15px; margin:0px; }/* rounded corners */.se { background: url(../images/se.png) 100% 100% no-repeat #80a796}.sw { background: url(../images/sw.png) 0% 100% no-repeat }.ne { background: url(../images/ne.png) 100% 0% no-repeat }.nw { background: url(../images/nw.png) 0% 0% no-repeat }</style><meta http-equiv="content-type" content="text/html; charset=UTF-8"> </head><body><div><!-- container div to satisfy validator --><a href="../index.html"><img class="logo" src="../images/SQLite.gif" alt="SQLite Logo" border="0"></a><div><!-- IE hack to prevent disappearing logo--></div><div class="tagline">Small. Fast. Reliable.<br>Choose any three.</div><table width=100% style="clear:both"><tr><td> <div class="se"><div class="sw"><div class="ne"><div class="nw"> <div class="toolbar"> <a href="../about.html">About</a> <a href="../sitemap.html">Sitemap</a> <a href="../docs.html">Documentation</a> <a href="../download.html">Download</a> <a href="../copyright.html">License</a> <a href="../news.html">News</a> <a href="http://www.sqlite.org/cvstrac/index">Developers</a> <a href="../support.html">Support</a> </div></div></div></div></div></td></tr></table> <h2>SQLite Release 3.2.3 On 2005 August 21 (3.2.3)</h2><p>Changes associated with this release include the following:</p><p><ul><li>Added support for the CAST operator</li><li>Tcl interface allows BLOB values to be transferred to user-definedfunctions</li><li>Added the "transaction" method to the Tcl interface</li><li>Allow the DEFAULT value of a column to call functions that have constantoperands</li><li>Added the ANALYZE command for gathering statistics on indices andusing those statistics when picking an index in the optimizer</li><li>Remove the limit (formerly 100) on the number of terms in theWHERE clause</li><li>The right-hand side of the IN operator can now be a list of expressionsinstead of just a list of constants</li><li>Rework the optimizer so that it is able to make better use of indices</li><li>The order of tables in a join is adjusted automatically to makebetter use of indices</li><li>The IN operator is now a candidate for optimization even if the left-handside is not the left-most term of the index. Multiple IN operators can beused with the same index.</li><li>WHERE clause expressions using BETWEEN and OR are now candidatesfor optimization</li><li>Added the "case_sensitive_like" pragma and the SQLITE_CASE_SENSITIVE_LIKEcompile-time option to set its default value to "on".</li><li>Use indices to help with GLOB expressions and LIKE expressions toowhen the case_sensitive_like pragma is enabled</li><li>Added support for grave-accent quoting for compatibility with MySQL</li><li>Improved test coverage</li><li>Dozens of minor bug fixes</li></ul></p> <p>A <a href="../changes.html">complete list of SQLite releases</a> in a single pages is also available. A detailed history of every check-in is available at <a href="http://www.sqlite.org/cvstrac/timeline"> http://www.sqlite.org/cvstrac/timeline</a>.</p> <hr><small><i>This page last modified 2008/05/14 12:07:20 UTC</i></small></div></body></html>⌨️ 快捷键说明
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