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diff --git a/www/releaselog/3_9_3.html b/www/releaselog/3_9_3.html new file mode 100644 index 0000000..f354dd4 --- /dev/null +++ b/www/releaselog/3_9_3.html @@ -0,0 +1,203 @@ +<!DOCTYPE html> +<html><head> +<meta name="viewport" content="width=device-width, initial-scale=1.0"> +<meta http-equiv="content-type" content="text/html; charset=UTF-8"> +<link href="../sqlite.css" rel="stylesheet"> +<title>SQLite Release 3.9.3 On 2016-04-01</title> +<!-- path=../ --> +</head> +<body> +<div class=nosearch> +<a href="../index.html"> +<img class="logo" src="../images/sqlite370_banner.gif" alt="SQLite" border="0"> +</a> +<div><!-- IE hack to prevent disappearing logo --></div> +<div class="tagline desktoponly"> +Small. Fast. Reliable.<br>Choose any three. +</div> +<div class="menu mainmenu"> +<ul> +<li><a href="../index.html">Home</a> +<li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a> +<li class='wideonly'><a href='../about.html'>About</a> +<li class='desktoponly'><a href="../docs.html">Documentation</a> +<li class='desktoponly'><a href="../download.html">Download</a> +<li class='wideonly'><a href='../copyright.html'>License</a> +<li class='desktoponly'><a href="../support.html">Support</a> +<li class='desktoponly'><a href="../prosupport.html">Purchase</a> +<li class='search' id='search_menubutton'> +<a href="javascript:void(0)" onclick='toggle_search()'>Search</a> +</ul> +</div> +<div class="menu submenu" id="submenu"> +<ul> +<li><a href='../about.html'>About</a> +<li><a href='../docs.html'>Documentation</a> +<li><a href='../download.html'>Download</a> +<li><a href='../support.html'>Support</a> +<li><a href='../prosupport.html'>Purchase</a> +</ul> +</div> +<div class="searchmenu" id="searchmenu"> +<form method="GET" action="../search"> +<select name="s" id="searchtype"> +<option value="d">Search Documentation</option> +<option value="c">Search Changelog</option> +</select> +<input type="text" name="q" id="searchbox" value=""> +<input type="submit" value="Go"> +</form> +</div> +</div> +<script> +function toggle_div(nm) { +var w = document.getElementById(nm); +if( w.style.display=="block" ){ +w.style.display = "none"; +}else{ +w.style.display = "block"; +} +} +function toggle_search() { +var w = document.getElementById("searchmenu"); +if( w.style.display=="block" ){ +w.style.display = "none"; +} else { +w.style.display = "block"; +setTimeout(function(){ +document.getElementById("searchbox").focus() +}, 30); +} +} +function div_off(nm){document.getElementById(nm).style.display="none";} +window.onbeforeunload = function(e){div_off("submenu");} +/* Disable the Search feature if we are not operating from CGI, since */ +/* Search is accomplished using CGI and will not work without it. */ +if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){ +document.getElementById("search_menubutton").style.display = "none"; +} +/* Used by the Hide/Show button beside syntax diagrams, to toggle the */ +function hideorshow(btn,obj){ +var x = document.getElementById(obj); +var b = document.getElementById(btn); +if( x.style.display!='none' ){ +x.style.display = 'none'; +b.innerHTML='show'; +}else{ +x.style.display = ''; +b.innerHTML='hide'; +} +return false; +} +var antiRobot = 0; +function antiRobotGo(){ +if( antiRobot!=3 ) return; +antiRobot = 7; +var j = document.getElementById("mtimelink"); +if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href"); +} +function antiRobotDefense(){ +document.body.onmousedown=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousedown=null; +} +document.body.onmousemove=function(){ +antiRobot |= 2; +antiRobotGo(); +document.body.onmousemove=null; +} +setTimeout(function(){ +antiRobot |= 1; +antiRobotGo(); +}, 100) +antiRobotGo(); +} +antiRobotDefense(); +</script> +<h2>SQLite Release 3.9.3 On 2016-04-01</h2><p><b>Prior changes from version 3.9.0 (2015-10-14):</b></p> +<p><ol class='lessindent'> +<p><b>Policy Changes:</b> +<li value='1'>The <a href="../versionnumbers.html">version numbering conventions</a> for SQLite are revised to use the + emerging standard of <a href="http://semver.org/">semantic versioning</a>. +<p><b>New Features And Enhancements:</b> +<li>Added <a href="../json1.html">the json1 extension</a> module in the source tree, and in the <a href="../amalgamation.html">amalgamation</a>. + Enable support using the <a href="../compile.html#enable_json1">SQLITE_ENABLE_JSON1</a> compile-time option. +<li>Added <a href="../fts5.html">Full Text Search version 5 (FTS5)</a> to the <a href="../amalgamation.html">amalgamation</a>, enabled + using <a href="../compile.html#enable_fts5">SQLITE_ENABLE_FTS5</a>. FTS5 will be considered "experimental" (subject + to incompatible changes) for at least one more release cycle. +<li>The <a href="../lang_createview.html">CREATE VIEW</a> statement now accepts an optional list of + column names following the view name. +<li>Added support for <a href="../expridx.html">indexes on expressions</a>. +<li>Added support for <a href="../vtab.html#tabfunc2">table-valued functions</a> in the FROM clause of a + <a href="../lang_select.html">SELECT</a> statement. +<li>Added support for <a href="../vtab.html#epovtab">eponymous virtual tables</a>. +<li>A <a href="../lang_createview.html">VIEW</a> may now reference undefined tables and functions when + initially created. Missing tables and functions are reported when + the VIEW is used in a query. +<li>Added the <a href="../c3ref/value_subtype.html">sqlite3_value_subtype()</a> and <a href="../c3ref/result_subtype.html">sqlite3_result_subtype()</a> + interfaced (used by <a href="../json1.html">the json1 extension</a>). +<li>The query planner is now able to use <a href="../partialindex.html">partial indexes</a> that contain + AND-connected terms in the WHERE clause. +<li>The sqlite3_analyzer.exe utility is updated to report the depth of + each btree and to show the average fanout for indexes and + WITHOUT ROWID tables. +<li>Enhanced the <a href="../dbstat.html">dbstat virtual table</a> so that it can be used as a + <a href="../vtab.html#tabfunc2">table-valued function</a> where the argument is the schema to be + analyzed. +<p><b>Other changes:</b> +<li>The <a href="../c3ref/aggregate_count.html">sqlite3_memory_alarm()</a> interface, which has been deprecated and + undocumented for 8 years, is changed into a no-op. +<p><b>Important fixes:</b> +<li>Fixed a critical bug in the + <a href="https://www.sqlite.org/see/doc/trunk/www/readme.wiki">SQLite Encryption Extension</a> that + could cause the database to become unreadable and unrecoverable if a <a href="../lang_vacuum.html">VACUUM</a> command + changed the size of the encryption nonce. +<li>Added a memory barrier in the implementation of + <a href="../c3ref/initialize.html">sqlite3_initialize()</a> to help ensure that it is thread-safe. +<li>Fix the <a href="../optoverview.html#or_opt">OR optimization</a> so that it always ignores subplans that + do not use an index. +<li>Do not apply the WHERE-clause pushdown optimization on terms that originate + in the ON or USING clause of a LEFT JOIN. Fix for ticket + <a href="https://www.sqlite.org/src/info/c2a19d81652f40568c">c2a19d81652f40568c</a>. + +</ol> +<p><b>Prior changes from version 3.9.1 (2015-10-16):</b></p> +<p><ol class='lessindent'> +<li value='18'>Fix <a href="../json1.html">the json1 extension</a> so that it does <u>not</u> recognize ASCII form-feed as a + whitespace character, in order to comply with RFC-7159. Fix for ticket + <a href="https://www.sqlite.org/src/info/57eec374ae1d0a1d">57eec374ae1d0a1d</a> +<li>Add a few #ifdef and build script changes to address compilation issues that + appeared after the 3.9.0 release. + +</ol> +<p><b>Prior changes from version 3.9.2 (2015-11-02):</b></p> +<p><ol class='lessindent'> +<li value='20'>Fix the schema parser so that it interprets certain + (obscure and ill-formed) + CREATE TABLE statements the same as legacy. Fix for ticket + <a href="https://www.sqlite.org/src/info/ac661962a2aeab3c331">ac661962a2aeab3c331</a> +<li>Fix a query planner problem that could result in an incorrect + answer due to the use of <a href="../optoverview.html#autoindex">automatic indexing</a> in subqueries in + the FROM clause of a correlated scalar subqueries. Fix for ticket + <a href="https://www.sqlite.org/src/info/8a2adec1">8a2adec1</a>. + +</ol> +<p><b>Changes in this specific patch release, version 3.9.3 (2016-04-01):</b></p> +<p><ol class='lessindent'> +<li value='22'>Backport a + <a href="https://www.sqlite.org/src/info/c648539b52ca28c0">simple query planner optimization</a> + that allows the IS operator + to drive an index on a LEFT OUTER JOIN. No other changes from the + <a href="../releaselog/3_9_2.html">version 3.9.2</a> baseline. + +</ol></p> + + <p>A <a href="../changes.html">complete list of SQLite releases</a> + in a single page and a <a href="../chronology.html">chronology</a> are both also available. + A detailed history of every + check-in is available at + <a href="https://www.sqlite.org/src/timeline"> + SQLite version control site</a>.</p> + + |