192 lines
8.6 KiB
HTML
192 lines
8.6 KiB
HTML
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<!DOCTYPE html>
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<html><head>
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<link href="sqlite.css" rel="stylesheet">
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<title>DROP VIEW</title>
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<!-- path= -->
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</head>
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<body>
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<div class=nosearch>
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<a href="index.html">
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<img class="logo" src="images/sqlite370_banner.gif" alt="SQLite" border="0">
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</a>
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<div class="tagline desktoponly">
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Small. Fast. Reliable.<br>Choose any three.
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</div>
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<div class="menu mainmenu">
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<ul>
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<li><a href="index.html">Home</a>
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<li class='mobileonly'><a href="javascript:void(0)" onclick='toggle_div("submenu")'>Menu</a>
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<ul>
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<li><a href='about.html'>About</a>
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<li><a href='docs.html'>Documentation</a>
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<li><a href='download.html'>Download</a>
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<li><a href='support.html'>Support</a>
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<li><a href='prosupport.html'>Purchase</a>
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<div class="searchmenu" id="searchmenu">
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</form>
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</div>
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<script>
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function toggle_div(nm) {
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var w = document.getElementById("searchmenu");
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w.style.display = "none";
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document.getElementById("searchbox").focus()
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}, 30);
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}
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}
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function div_off(nm){document.getElementById(nm).style.display="none";}
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window.onbeforeunload = function(e){div_off("submenu");}
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/* Disable the Search feature if we are not operating from CGI, since */
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if( !location.origin || !location.origin.match || !location.origin.match(/http/) ){
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document.getElementById("search_menubutton").style.display = "none";
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}
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/* Used by the Hide/Show button beside syntax diagrams, to toggle the */
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function hideorshow(btn,obj){
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var x = document.getElementById(obj);
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if( x.style.display!='none' ){
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x.style.display = 'none';
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b.innerHTML='show';
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}else{
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x.style.display = '';
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b.innerHTML='hide';
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}
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return false;
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}
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var antiRobot = 0;
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function antiRobotGo(){
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if( antiRobot!=3 ) return;
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antiRobot = 7;
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var j = document.getElementById("mtimelink");
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if(j && j.hasAttribute("data-href")) j.href=j.getAttribute("data-href");
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}
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function antiRobotDefense(){
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document.body.onmousedown=function(){
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antiRobot |= 2;
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antiRobotGo();
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document.body.onmousedown=null;
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}
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document.body.onmousemove=function(){
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antiRobot |= 2;
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antiRobotGo();
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document.body.onmousemove=null;
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}
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setTimeout(function(){
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antiRobot |= 1;
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antiRobotGo();
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}, 100)
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antiRobotGo();
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}
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antiRobotDefense();
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</script>
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<div class=fancy>
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<div class=nosearch>
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<div class="fancy_title">
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DROP VIEW
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</div>
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</div>
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<p><b><a href="syntax/drop-view-stmt.html">drop-view-stmt:</a></b>
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<button id='xd0afa372' onclick='hideorshow("xd0afa372","x5a4cabde")'>hide</button></p>
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<div id='x5a4cabde' class='imgcontainer'>
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<div style="max-width:743px"><svg xmlns='http://www.w3.org/2000/svg' class="pikchr" viewBox="0 0 743.76 54">
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<circle cx="5" cy="17" r="3.6" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<polygon points="32,17 20,21 20,12" style="fill:rgb(0,0,0)"/>
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<path d="M9,17L26,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M47,32L78,32A15 15 0 0 0 93 17A15 15 0 0 0 78 2L47,2A15 15 0 0 0 32 17A15 15 0 0 0 47 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="63" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">DROP</text>
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<polygon points="116,17 105,21 105,12" style="fill:rgb(0,0,0)"/>
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<path d="M93,17L110,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M131,32L160,32A15 15 0 0 0 176 17A15 15 0 0 0 160 2L131,2A15 15 0 0 0 116 17A15 15 0 0 0 131 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="146" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">VIEW</text>
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<polygon points="212,17 200,21 200,12" style="fill:rgb(0,0,0)"/>
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<path d="M176,17L206,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M227,32A15 15 0 0 0 242 17A15 15 0 0 0 227 2A15 15 0 0 0 212 17A15 15 0 0 0 227 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="227" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">IF</text>
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<polygon points="265,17 253,21 253,12" style="fill:rgb(0,0,0)"/>
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<path d="M242,17L259,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M280,32L325,32A15 15 0 0 0 340 17A15 15 0 0 0 325 2L280,2A15 15 0 0 0 265 17A15 15 0 0 0 280 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="302" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">EXISTS</text>
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<polygon points="394,17 382,21 382,12" style="fill:rgb(0,0,0)"/>
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<path d="M340,17L388,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M409,32L505,32A15 15 0 0 0 520 17A15 15 0 0 0 505 2L409,2A15 15 0 0 0 394 17A15 15 0 0 0 409 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="457" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">schema-name</text>
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<polygon points="543,17 532,21 532,12" style="fill:rgb(0,0,0)"/>
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<path d="M520,17L538,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M558,32A15 15 0 0 0 574 17A15 15 0 0 0 558 2A15 15 0 0 0 543 17A15 15 0 0 0 558 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="558" y="17" text-anchor="middle" font-weight="bold" fill="rgb(0,0,0)" dominant-baseline="central">.</text>
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<polygon points="610,17 598,21 598,12" style="fill:rgb(0,0,0)"/>
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<path d="M574,17L604,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M625,32L696,32A15 15 0 0 0 711 17A15 15 0 0 0 696 2L625,2A15 15 0 0 0 610 17A15 15 0 0 0 625 32Z" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<text x="660" y="17" text-anchor="middle" fill="rgb(0,0,0)" dominant-baseline="central">view-name</text>
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<polygon points="734,17 722,21 722,12" style="fill:rgb(0,0,0)"/>
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<path d="M711,17L728,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<circle cx="738" cy="17" r="3.6" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<polygon points="265,47 253,51 253,43" style="fill:rgb(0,0,0)"/>
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<path d="M176,17 L 183,17 Q 191,17 191,32 L 191,32 Q 191,47 206,47 L 244,47 L 259,47" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M265,47 L 340,47 Q 355,47 355,32 L 355,32 Q 355,17 362,17 L 370,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<polygon points="457,47 445,51 445,43" style="fill:rgb(0,0,0)"/>
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<path d="M361,17 L 369,17 Q 376,17 376,32 L 376,32 Q 376,47 391,47 L 436,47 L 451,47" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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<path d="M457,47 L 574,47 Q 589,47 589,32 L 589,32 Q 589,17 596,17 L 604,17" style="fill:none;stroke-width:2.16;stroke:rgb(0,0,0);" />
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</svg>
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</div>
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</div>
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<p>The DROP VIEW statement removes a view created by the <a href="lang_createview.html">CREATE VIEW</a>
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statement. The view definition is removed from the database schema, but
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no actual data in the underlying base tables is modified.
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</p><p>The view to drop is identified by the view-name and optional
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schema-name specified as part of the DROP VIEW statement. This
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reference is resolved using the standard procedure for <a href="lang_naming.html">object resolution</a>.
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</p><p>
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If the specified view cannot be found and the IF EXISTS clause is not
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present, it is an error. If the specified view cannot be found and an IF
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EXISTS clause is present in the DROP VIEW statement, then the statement
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is a no-op.
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</p><p align="center"><small><i>This page last modified on <a href="https://sqlite.org/docsrc/honeypot" id="mtimelink" data-href="https://sqlite.org/docsrc/finfo/pages/lang_dropview.in?m=2b6e06f992">2022-01-08 05:02:57</a> UTC </small></i></p>
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