64 lines
3.1 KiB
HTML
64 lines
3.1 KiB
HTML
<?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 name="security" content="public" />
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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="SQLResultSetMetaData class" />
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<meta name="abstract" content="" />
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<meta name="description" content="" />
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<meta name="copyright" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 2006" />
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<meta name="DC.Format" content="XHTML" />
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<meta name="DC.Identifier" content="sqlmeta" />
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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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<!-- 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>SQLResultSetMetaData class</title>
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</head>
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<body id="sqlmeta"><a name="sqlmeta"><!-- --></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">SQLResultSetMetaData class</h1>
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<div><p></p>
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<div class="section"><p>The <a href="javadoc/com/ibm/as400/util/servlet/SQLResultSetMetaData.html"> SQLResultSetMetaData</a> class returns information
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about the columns of an <a href="sqldata.htm#sqldata">SQLResultSetRowData</a> object.
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You can either provide the result set when you set the constructor's parameters
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or use the <a href="javadoc/com/ibm/as400/util/servlet/SQLResultSetMetaData.html#GETMETADATA()"> get</a> and <a href="javadoc/com/ibm/as400/util/servlet/SQLResultSetMetaData.html#SETMETADATA(JAVA.SQL.RESULTSETMETADATA)"> set</a> methods to access the result set meta
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data. </p>
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</div>
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<div class="section"><p>The following example shows you how to create an SQLResultSetMetaData
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object:</p>
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</div>
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<div class="section"><div class="p"><pre>// Create an SQLResultSetMetaData object from the result set's metadata.
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SQLResultSetRowData rowdata = new SQLResultSetRowData(resultSet);
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SQLResultSetMetaData sqlMetadata = rowdata.getMetaData();
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// Display the column precision for non-text columns.
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String name = null;
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int numberOfColumns = sqlMetadata.getColumnCount();
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for (int column=0; column < numberOfColumns; column++)
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{
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name = sqlMetadata.getColumnName(column);
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if (sqlMetadata.isTextData(column))
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{
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System.out.println("Column: " + name + " contains text data.");
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}
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else
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{
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System.out.println("Column: " + name + " has a precision of " + sqlMetadata.getPrecision(column));
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}
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}</pre>
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</div>
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</div>
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</div>
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</body>
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</html> |