63 lines
3.8 KiB
HTML
63 lines
3.8 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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<meta name="DC.Type" content="reference" />
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<meta name="DC.Title" content="Declare ROWID variables in ILE RPG applications that use SQL" />
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<meta name="abstract" content="ILE RPG does not have a variable that corresponds to the SQL data type ROWID." />
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<meta name="description" content="ILE RPG does not have a variable that corresponds to the SQL data type ROWID." />
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<meta name="DC.subject" content="ROWID host variable, ILE RPG, host variable, ROWID, ILE RPG, ILE RPG program" />
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<meta name="keywords" content="ROWID host variable, ILE RPG, host variable, ROWID, ILE RPG, ILE RPG program" />
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<meta name="DC.Relation" scheme="URI" content="rzajpdeclaringirpg.htm" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" />
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<title>Declare ROWID variables in ILE RPG applications that use SQL</title>
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</head>
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<body id="rzajpilerpgrowid"><a name="rzajpilerpgrowid"><!-- --></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">Declare ROWID variables in ILE RPG applications that use SQL</h1>
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<div><p>ILE RPG does not have a variable that corresponds to the SQL data
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type ROWID.</p>
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<div class="section"><p>To create host variables that can be used with this data type,
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use the SQLTYPE keyword. The SQL precompiler replaces this declaration with
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an ILE RPG language declaration in the output source member. ROWID declarations
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can be either standalone or within a data structure.</p>
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</div>
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<div class="section"><h4 class="sectiontitle"><em>ROWID example</em></h4><p>The following declaration:</p>
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<pre>D MY_ROWID S SQLTYPE(ROWID)</pre>
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<p>results in the following generation:</p>
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<pre>D MYROWID S 40A VARYING</pre>
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</div>
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<div class="section"> <div class="note"><span class="notetitle">Notes:</span> <ol><li>SQLTYPE, ROWID can be in mixed case.</li>
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<li>ROWID host variables are allowed to be declared in host structures.</li>
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<li>SQLTYPE must be between positions 44 and 80.</li>
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<li>When a ROWID is declared as a standalone host variable, position 24 must
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contain the character 'S' and position 25 must be blank.</li>
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<li>The standalone field indicator 'S' in position 24 should be omitted when
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a ROWID is declared in a host structure.</li>
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<li>ROWID host variables cannot be initialized.</li>
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</ol>
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</div>
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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="rzajpdeclaringirpg.htm" title="The SQL ILE RPG precompiler only recognizes a subset of valid ILE RPG declarations as valid host variable declarations.">Declare host variables in ILE RPG applications that use SQL</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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