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diff --git a/www/releaselog/3_38_3.html b/www/releaselog/3_38_3.html new file mode 100644 index 0000000..7154c64 --- /dev/null +++ b/www/releaselog/3_38_3.html @@ -0,0 +1,221 @@ +<!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 3.38.3 On 2022-04-27</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 3.38.3 On 2022-04-27</h2><p><b>Prior changes from version 3.38.0 (2022-02-22):</b></p> +<p><ol class='lessindent'> +<li value='1'> Added <a href="../json1.html#jptr">the -> and ->> operators</a> for easier processing of JSON. + The new operators are compatible with MySQL and PostgreSQL. +<li> The JSON functions are now built-ins. It is no longer necessary + to use the <a href="../compile.html#enable_json1">-DSQLITE_ENABLE_JSON1</a> compile-time option to enable JSON + support. JSON is on by default. Disable the JSON interface using + the new <a href="../compile.html#omit_json">-DSQLITE_OMIT_JSON</a> compile-time option. +<li> Enhancements to <a href="../lang_datefunc.html">date and time functions</a>: + <ol type="a"> + <li> Added the <a href="../lang_datefunc.html#uepch">unixepoch() function</a>. + <li> Added the <a href="../lang_datefunc.html#automod">auto modifier</a> and the <a href="../lang_datefunc.html#jdmod">julianday modifier</a>. + </ol> +<li> Rename the <a href="../lang_corefunc.html#printf">printf() SQL function</a> to <a href="../lang_corefunc.html#format">format()</a> for better + compatibility. The original printf() name is retained as an alias + for backwards compatibility. +<li> Added the <a href="../c3ref/errcode.html">sqlite3_error_offset()</a> interface, which can sometimes + help to localize an SQL error to a specific character in the input + SQL text, so that applications can provide better error messages. +<li> Enhanced the interface to <a href="../vtab.html">virtual tables</a> as follows: + <ol type="a"> + <li> Added the <a href="../c3ref/vtab_distinct.html">sqlite3_vtab_distinct()</a> interface. + <li> Added the <a href="../c3ref/vtab_rhs_value.html">sqlite3_vtab_rhs_value()</a> interface. + <li> Added new operator types <a href="../c3ref/c_index_constraint_eq.html">SQLITE_INDEX_CONSTRAINT_LIMIT</a> + and <a href="../c3ref/c_index_constraint_eq.html">SQLITE_INDEX_CONSTRAINT_OFFSET</a>. + <li> Added the <a href="../c3ref/vtab_in.html">sqlite3_vtab_in()</a> interface (and related) to enable + a virtual table to process <a href="../lang_expr.html#in_op">IN operator</a> constraints all at once, + rather than processing each value of the right-hand side of the + IN operator separately. + </ol> +<li> <a href="../cli.html">CLI</a> enhancements: + <ol type="a"> + <li> <a href="../cli.html#clmnr">Columnar output modes</a> are enhanced to correctly handle tabs + and newlines embedded in text. + <li> Added options like "--wrap N", "--wordwrap on", and "--quote" + to the <a href="../cli.html#clmnr">columnar output modes</a>. + <li> Added the <a href="../cli.html#qbox">.mode qbox</a> alias. + <li> The <a href="../cli.html#csv">.import command</a> automatically disambiguates column names. + <li> Use the new <a href="../c3ref/errcode.html">sqlite3_error_offset()</a> interface to provide better + error messages. + </ol> +<li> Query planner enhancements: + <ol type="a"> + <li> Use a Bloom filter to speed up large analytic queries. + <li> Use a balanced merge tree to evaluate UNION or UNION ALL + compound SELECT statements that have an ORDER BY clause. + </ol> +<li> The <a href="../lang_altertable.html">ALTER TABLE</a> statement is changed to silently ignores entries in the + <a href="../schematab.html">sqlite_schema table</a> that do not parse when <a href="../pragma.html#pragma_writable_schema">PRAGMA writable_schema=ON</a>. +</ol> +<p><b>Prior changes from version 3.38.1 (2022-03-12):</b></p> +<p><ol class='lessindent'> +<li value='10'> Fix problems with the new Bloom filter optimization that might cause + some obscure queries to get an incorrect answer. +<li> Fix the <a href="../lang_datefunc.html#localtime">localtime modifier</a> of the <a href="../lang_datefunc.html">date and time functions</a> so that + it preserves fractional seconds. +<li> Fix the <a href="../lang_corefunc.html#sqlite_offset">sqlite_offset SQL function</a> so that it works correctly even + in corner cases such as when the argument is a virtual column or the + column of a view. +<li> Fix <a href="../rowvalue.html#rvinop">row value IN operator</a> constraints on <a href="../vtab.html">virtual tables</a> so that they + work correctly even if the virtual table implementation relies on bytecode + to filter rows that do not satisfy the constraint. +<li> Other minor fixes to assert() statements, test cases, and documentation. + See the <a href="https://sqlite.org/src/timeline?p=version-3.38.1&bt=version-3.38.0">source code timeline</a> + for details. + +</ol> +<p><b>Prior changes from version 3.38.2 (2022-03-26):</b></p> +<p><ol class='lessindent'> +<li value='15'> Fix a user-discovered problem with the new Bloom filter optimization + that might cause an incorrect answer when doing a LEFT JOIN with a WHERE + clause constraint that says that one of the columns on the right table of + the LEFT JOIN is NULL. See + <a href='https://sqlite.org/forum/forumpost/031e262a89b6a9d2'>forum thread 031e262a89b6a9d2</a>. +<li> Other minor patches. See the + <a href='https://sqlite.org/src/timeline?p=version-3.38.2&bt=version-3.38.1'>timeline</a> for + details. + +</ol> +<p><b>Changes in this specific patch release, version 3.38.3 (2022-04-27):</b></p> +<p><ol class='lessindent'> +<li value='17'> Fix a case of the query planner be overly aggressive with optimizing automatic-index + and Bloom-filter construction, using inappropriate ON clause terms to restrict the + size of the automatic-index or Bloom filter, and resulting in missing rows in the + output. + <a href='https://sqlite.org/forum/forumpost/0d3200f4f3bcd3a3'>Forum thread 0d3200f4f3bcd3a3</a>. +<li> Other minor patches. See the + <a href='https://sqlite.org/src/timeline?p=version-3.38.3&bt=version-3.38.2'>timeline</a> for + details. + +<p><b>Hashes:</b> +<li>SQLITE_SOURCE_ID: 2022-04-27 12:03:15 9547e2c38a1c6f751a77d4d796894dec4dc5d8f5d79b1cd39e1ffc50df7b3be4 +<li>SHA3-256 for sqlite3.c: d4d66feffad66ea82073fbb97ae9c84e3615887ebc5168226ccee28d82424517 + +</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> + + |