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diff --git a/www/c3ref/c_limit_attached.html b/www/c3ref/c_limit_attached.html new file mode 100644 index 0000000..79c4c88 --- /dev/null +++ b/www/c3ref/c_limit_attached.html @@ -0,0 +1,205 @@ +<!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>Run-Time Limit Categories</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> +<!-- keywords: {*limit categories} SQLITE_LIMIT_ATTACHED SQLITE_LIMIT_COLUMN SQLITE_LIMIT_COMPOUND_SELECT SQLITE_LIMIT_EXPR_DEPTH SQLITE_LIMIT_FUNCTION_ARG SQLITE_LIMIT_LENGTH SQLITE_LIMIT_LIKE_PATTERN_LENGTH SQLITE_LIMIT_SQL_LENGTH SQLITE_LIMIT_TRIGGER_DEPTH SQLITE_LIMIT_VARIABLE_NUMBER SQLITE_LIMIT_VDBE_OP SQLITE_LIMIT_WORKER_THREADS {limit category} --> +<div class=nosearch> +<a href="intro.html"><h2>SQLite C Interface</h2></a> +<h2>Run-Time Limit Categories</h2> +</div> +<blockquote><pre> +#define SQLITE_LIMIT_LENGTH 0 +#define SQLITE_LIMIT_SQL_LENGTH 1 +#define SQLITE_LIMIT_COLUMN 2 +#define SQLITE_LIMIT_EXPR_DEPTH 3 +#define SQLITE_LIMIT_COMPOUND_SELECT 4 +#define SQLITE_LIMIT_VDBE_OP 5 +#define SQLITE_LIMIT_FUNCTION_ARG 6 +#define SQLITE_LIMIT_ATTACHED 7 +#define SQLITE_LIMIT_LIKE_PATTERN_LENGTH 8 +#define SQLITE_LIMIT_VARIABLE_NUMBER 9 +#define SQLITE_LIMIT_TRIGGER_DEPTH 10 +#define SQLITE_LIMIT_WORKER_THREADS 11 +</pre></blockquote> +<p> +These constants define various performance limits +that can be lowered at run-time using <a href="../c3ref/limit.html">sqlite3_limit()</a>. +The synopsis of the meanings of the various limits is shown below. +Additional information is available at <a href="../limits.html">Limits in SQLite</a>.</p> + +<p><dl> +<a name="sqlitelimitlength"></a> + <dt>SQLITE_LIMIT_LENGTH</dt> +<dd>The maximum size of any string or BLOB or table row, in bytes.<dd></p> + +<p><a name="sqlitelimitsqllength"></a> + <dt>SQLITE_LIMIT_SQL_LENGTH</dt> +<dd>The maximum length of an SQL statement, in bytes.</dd></p> + +<p><a name="sqlitelimitcolumn"></a> + <dt>SQLITE_LIMIT_COLUMN</dt> +<dd>The maximum number of columns in a table definition or in the +result set of a <a href="../lang_select.html">SELECT</a> or the maximum number of columns in an index +or in an ORDER BY or GROUP BY clause.</dd></p> + +<p><a name="sqlitelimitexprdepth"></a> + <dt>SQLITE_LIMIT_EXPR_DEPTH</dt> +<dd>The maximum depth of the parse tree on any expression.</dd></p> + +<p><a name="sqlitelimitcompoundselect"></a> + <dt>SQLITE_LIMIT_COMPOUND_SELECT</dt> +<dd>The maximum number of terms in a compound SELECT statement.</dd></p> + +<p><a name="sqlitelimitvdbeop"></a> + <dt>SQLITE_LIMIT_VDBE_OP</dt> +<dd>The maximum number of instructions in a virtual machine program +used to implement an SQL statement. If <a href="../c3ref/prepare.html">sqlite3_prepare_v2()</a> or +the equivalent tries to allocate space for more than this many opcodes +in a single prepared statement, an SQLITE_NOMEM error is returned.</dd></p> + +<p><a name="sqlitelimitfunctionarg"></a> + <dt>SQLITE_LIMIT_FUNCTION_ARG</dt> +<dd>The maximum number of arguments on a function.</dd></p> + +<p><a name="sqlitelimitattached"></a> + <dt>SQLITE_LIMIT_ATTACHED</dt> +<dd>The maximum number of <a href="../lang_attach.html">attached databases</a>.</dd></p> + +<p><a name="sqlitelimitlikepatternlength"></a> + +<dt>SQLITE_LIMIT_LIKE_PATTERN_LENGTH</dt> +<dd>The maximum length of the pattern argument to the <a href="../lang_expr.html#like">LIKE</a> or +<a href="../lang_expr.html#glob">GLOB</a> operators.</dd></p> + +<p><a name="sqlitelimitvariablenumber"></a> + +<dt>SQLITE_LIMIT_VARIABLE_NUMBER</dt> +<dd>The maximum index number of any <a href="../lang_expr.html#varparam">parameter</a> in an SQL statement.</p> + +<p><a name="sqlitelimittriggerdepth"></a> + <dt>SQLITE_LIMIT_TRIGGER_DEPTH</dt> +<dd>The maximum depth of recursion for triggers.</dd></p> + +<p><a name="sqlitelimitworkerthreads"></a> + <dt>SQLITE_LIMIT_WORKER_THREADS</dt> +<dd>The maximum number of auxiliary worker threads that a single +<a href="../c3ref/stmt.html">prepared statement</a> may start.</dd> +</dl> +</p><p>See also lists of + <a href="objlist.html">Objects</a>, + <a href="constlist.html">Constants</a>, and + <a href="funclist.html">Functions</a>.</p> + |