50 lines
3.2 KiB
HTML
50 lines
3.2 KiB
HTML
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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE html
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PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html lang="en-us" xml:lang="en-us">
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
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<meta name="security" content="public" />
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<meta name="Robots" content="index,follow" />
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<meta http-equiv="PICS-Label" content='(PICS-1.1 "http://www.icra.org/ratingsv02.html" l gen true r (cz 1 lz 1 nz 1 oz 1 vz 1) "http://www.rsac.org/ratingsv01.html" l gen true r (n 0 s 0 v 0 l 0) "http://www.classify.org/safesurf/" l gen true r (SS~~000 1))' />
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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Use ROWID" />
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<meta name="abstract" content="Using ROWID is another way to have the system assign a unique value to a column in a table. ROWID is similar to identity columns, but rather than being an attribute of a numeric column, it is a separate data type." />
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<meta name="description" content="Using ROWID is another way to have the system assign a unique value to a column in a table. ROWID is similar to identity columns, but rather than being an attribute of a numeric column, it is a separate data type." />
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<meta name="DC.subject" content="ROWID, using in a table, CREATE TABLE statement, examples" />
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<meta name="keywords" content="ROWID, using in a table, CREATE TABLE statement, examples" />
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<meta name="DC.Relation" scheme="URI" content="rbafysqltech.htm" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 1998, 2006" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="rbafyrowid" />
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<meta name="DC.Language" content="en-us" />
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<!-- All rights reserved. Licensed Materials Property of IBM -->
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<!-- US Government Users Restricted Rights -->
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<!-- Use, duplication or disclosure restricted by -->
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<!-- GSA ADP Schedule Contract with IBM Corp. -->
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<link rel="stylesheet" type="text/css" href="./ibmdita.css" />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Use ROWID</title>
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</head>
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<body id="rbafyrowid"><a name="rbafyrowid"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">Use ROWID</h1>
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<div><p>Using ROWID is another way to have the system assign a unique value
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to a column in a table. ROWID is similar to identity columns, but rather than
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being an attribute of a numeric column, it is a separate data type.</p>
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<div class="section"><p>To create a table similar to the identity column example: </p>
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<pre><strong>CREATE</strong> TABLE ORDERS
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(ORDERNO <strong>ROWID
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GENERATED ALWAYS</strong>,
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SHIPPED_TO <strong>VARCHAR</strong> (36) ,
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ORDER_DATE <strong>DATE</strong>)</pre>
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</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafysqltech.htm" title="Data definition language (DDL) describes the portion of SQL that allows you to create, alter, and destroy database objects. These database objects include schemas, tables, views, sequences, catalogs, indexes, and aliases.">Data definition language (DDL)</a></div>
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</div>
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</div>
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</body>
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</html>
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