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| -rw-r--r-- | www/releaselog/3_28_0.html | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/www/releaselog/3_28_0.html b/www/releaselog/3_28_0.html new file mode 100644 index 0000000..3e65a56 --- /dev/null +++ b/www/releaselog/3_28_0.html @@ -0,0 +1,197 @@ +<!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 3.28.0 On 2019-04-16</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 3.28.0 On 2019-04-16</h2><p><ol class='lessindent'> +<li> Enhanced <a href="../windowfunctions.html">window functions</a>: +<ol type="a"> + <li> Add support the <a href="../windowfunctions.html#wexcls">EXCLUDE clause</a>. + <li> Add support for <a href="../windowfunctions.html#wchaining">window chaining</a>. + <li> Add support for <a href="../windowfunctions.html#grouptype">GROUPS frames</a>. + <li> Add support for "<a href="../windowfunctions.html#exprrange"><expr> PRECEDING</a>" and + "<a href="../windowfunctions.html#exprrange"><expr> FOLLOWING</a>" boundaries + in RANGE <a href="../windowfunctions.html#framespec">frames</a>. +</ol> +<li> Added the new <a href="../c3ref/stmt_isexplain.html">sqlite3_stmt_isexplain(S)</a> interface for determining + whether or not a <a href="../c3ref/stmt.html">prepared statement</a> is an <a href="../lang_explain.html">EXPLAIN</a>. +<li> Enhanced <a href="../lang_vacuum.html#vacuuminto">VACUUM INTO</a> so that it works for read-only databases. +<li> New query optimizations: +<ol type="a"> + <li> Enable the <a href="../optoverview.html#like_opt">LIKE optimization</a> for cases when the ESCAPE keyword + is present and <a href="../pragma.html#pragma_case_sensitive_like">PRAGMA case_sensitive_like</a> is on. + <li> In queries that are driven by a <a href="../partialindex.html">partial index</a>, avoid unnecessary + tests of the constraint named in the WHERE clause of the partial + index, since we know that constraint must always be true. +</ol> +<li> Enhancements to the <a href="../tclsqlite.html">TCL Interface</a>: +<ol type="a"> + <li> Added the -returntype option to the <a href="../tclsqlite.html#function">function method</a>. + <li> Added the new <a href="../tclsqlite.html#bind_fallback">bind_fallback method</a>. +</ol> +<li> Enhancements to the <a href="../cli.html">CLI</a>: +<ol type="a"> + <li> Added support for <a href="../lang_expr.html#varparam">bound parameters</a> and the <a href="../cli.html#param">.parameter command</a>. + <li> Fix the <a href="../cli.html#fileio">readfile()</a> function so that it returns + an empty BLOB rather than throwing an out-of-memory error when + reading an empty file. + <li> Fix the <a href="../cli.html#fileio">writefile()</a> function so that when it + creates new directories along the path of a new file, it gives them + umask permissions rather than the same permissions as the file. + <li> Change <a href="../cli.html#arinsup">--update option</a> in the <a href="../cli.html#sqlar">.archive command</a> so that it skips + files that are already in the archive and are unchanged. Add the + new --insert option that works like --update used to work. +</ol> +<li> Added the <a href="https://sqlite.org/src/file/ext/misc/fossildelta.c">fossildelta.c</a> + extension that can create, apply, and deconstruct the + <a href="https://fossil-scm.org/fossil/doc/trunk/www/delta_format.wiki">Fossil DVCS file delta format</a> + that is used by the <a href="../rbu.html">RBU extension</a>. +<li> Added the <a href="../c3ref/c_dbconfig_defensive.html#sqlitedbconfigwritableschema">SQLITE_DBCONFIG_WRITABLE_SCHEMA</a> verb for the <a href="../c3ref/db_config.html">sqlite3_db_config()</a> + interface, that does the same work as <a href="../pragma.html#pragma_writable_schema">PRAGMA writable_schema</a> without using the + SQL parser. +<li> Added the <a href="../c3ref/value_blob.html">sqlite3_value_frombind()</a> API for determining if the argument + to an SQL function is from a <a href="../lang_expr.html#varparam">bound parameter</a>. +<li> Security and compatibilities enhancements to <a href="../fts3.html#f3tknzr">fts3_tokenizer()</a>: +<ol type="a"> + <li> The <a href="../fts3.html#f3tknzr">fts3_tokenizer()</a> function always returns NULL + unless either the legacy application-defined FTS3 tokenizers interface + are enabled using + the <a href="../c3ref/db_config.html">sqlite3_db_config</a>(<a href="../c3ref/c_dbconfig_defensive.html#sqlitedbconfigenablefts3tokenizer">SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER</a>) + setting, or unless the first argument to fts3_tokenizer() is a <a href="../lang_expr.html#varparam">bound parameter</a>. + <li> The two-argument version of <a href="../fts3.html#f3tknzr">fts3_tokenizer()</a> accepts a pointer to the + tokenizer method object even without + the <a href="../c3ref/db_config.html">sqlite3_db_config</a>(<a href="../c3ref/c_dbconfig_defensive.html#sqlitedbconfigenablefts3tokenizer">SQLITE_DBCONFIG_ENABLE_FTS3_TOKENIZER</a>) setting + if the second argument is a <a href="../lang_expr.html#varparam">bound parameter</a> +</ol> +<li> Improved robustness against corrupt database files. +<li> Miscellaneous performance enhancements +<li> Established a Git mirror of the offical SQLite source tree. + The canonical sources for SQLite are maintained using the + <a href="https://fossil-scm.org/">Fossil DVCS</a> at <a href="https://sqlite.org/src">https://sqlite.org/src</a>. + The Git mirror can be seen at <a href="https://github.com/sqlite/sqlite">https://github.com/sqlite/sqlite</a>. +<p><b>Hashes:</b> +<li>SQLITE_SOURCE_ID: 2019-04-16 19:49:53 884b4b7e502b4e991677b53971277adfaf0a04a284f8e483e2553d0f83156b50 +<li>SHA3-256 for sqlite3.c: 411efca996b65448d9798eb203d6ebe9627b7161a646f5d00911e2902a57b2e9 + +</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> + + |