<?xml version="1.0" encoding="UTF-8"?> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html lang="en-us" xml:lang="en-us"> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <meta name="security" content="public" /> <meta name="Robots" content="index,follow" /> <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))' /> <meta name="DC.Type" content="reference" /> <meta name="DC.Title" content="Determine equivalent SQL and PL/I data types" /> <meta name="abstract" content="The precompiler determines the base SQLTYPE and SQLLEN of host variables based on the following table." /> <meta name="description" content="The precompiler determines the base SQLTYPE and SQLLEN of host variables based on the following table." /> <meta name="DC.subject" content="PL/I program, SQL data types, determining equivalent PL/I, data type, determining equivalent, PL/I, SQL data types, determining equivalent" /> <meta name="keywords" content="PL/I program, SQL data types, determining equivalent PL/I, data type, determining equivalent, PL/I, SQL data types, determining equivalent" /> <meta name="DC.Relation" scheme="URI" content="rzajpplone.htm" /> <meta name="copyright" content="(C) Copyright IBM Corporation 1998, 2006" /> <meta name="DC.Rights.Owner" content="(C) Copyright IBM Corporation 1998, 2006" /> <meta name="DC.Format" content="XHTML" /> <meta name="DC.Identifier" content="rzajpequivsqlpli" /> <meta name="DC.Language" content="en-us" /> <!-- All rights reserved. Licensed Materials Property of IBM --> <!-- US Government Users Restricted Rights --> <!-- Use, duplication or disclosure restricted by --> <!-- GSA ADP Schedule Contract with IBM Corp. --> <link rel="stylesheet" type="text/css" href="./ibmdita.css" /> <link rel="stylesheet" type="text/css" href="./ic.css" /> <title>Determine equivalent SQL and PL/I data types</title> </head> <body id="rzajpequivsqlpli"><a name="rzajpequivsqlpli"><!-- --></a> <!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script> <h1 class="topictitle1">Determine equivalent SQL and PL/I data types</h1> <div><p>The precompiler determines the base SQLTYPE and SQLLEN of host variables based on the following table.</p> <div class="section"><p>If a host variable appears with an indicator variable, the SQLTYPE is the base SQLTYPE plus one.</p> </div> <div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="hsides" border="1" rules="all"><caption>Table 1. PL/I declarations mapped to typical SQL data types</caption><thead align="left"><tr><th align="left" valign="bottom" width="40%" id="d0e44">PL/I data type</th> <th align="left" valign="bottom" width="20%" id="d0e46">SQLTYPE of host variable</th> <th align="left" valign="bottom" width="20%" id="d0e48">SQLLEN of host variable</th> <th align="left" valign="bottom" width="20%" id="d0e50">SQL data type</th> </tr> </thead> <tbody><tr><td align="left" valign="top" width="40%" headers="d0e44 ">BIN FIXED(p) where p is in the range 1 to 15</td> <td align="left" valign="top" width="20%" headers="d0e46 ">500</td> <td align="left" valign="top" width="20%" headers="d0e48 ">2</td> <td align="left" valign="top" width="20%" headers="d0e50 ">SMALLINT</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">BIN FIXED(p) where p is in the range 16 to 31</td> <td align="left" valign="top" width="20%" headers="d0e46 ">496</td> <td align="left" valign="top" width="20%" headers="d0e48 ">4</td> <td align="left" valign="top" width="20%" headers="d0e50 ">INTEGER</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">DEC FIXED(p,s)</td> <td align="left" valign="top" width="20%" headers="d0e46 ">484</td> <td align="left" valign="top" width="20%" headers="d0e48 ">p in byte 1, s in byte 2</td> <td align="left" valign="top" width="20%" headers="d0e50 ">DECIMAL(p,s)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">BIN FLOAT(p) p is in the range 1 to 24</td> <td align="left" valign="top" width="20%" headers="d0e46 ">480</td> <td align="left" valign="top" width="20%" headers="d0e48 ">4</td> <td align="left" valign="top" width="20%" headers="d0e50 ">FLOAT (single precision)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">BIN FLOAT(p) p is in the range 25 to 53</td> <td align="left" valign="top" width="20%" headers="d0e46 ">480</td> <td align="left" valign="top" width="20%" headers="d0e48 ">8</td> <td align="left" valign="top" width="20%" headers="d0e50 ">FLOAT (double precision)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">DEC FLOAT(m) m is in the range 1 to 7</td> <td align="left" valign="top" width="20%" headers="d0e46 ">480</td> <td align="left" valign="top" width="20%" headers="d0e48 ">4</td> <td align="left" valign="top" width="20%" headers="d0e50 ">FLOAT (single precision)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">DEC FLOAT(m) m is in the range 8 to 16</td> <td align="left" valign="top" width="20%" headers="d0e46 ">480</td> <td align="left" valign="top" width="20%" headers="d0e48 ">8</td> <td align="left" valign="top" width="20%" headers="d0e50 ">FLOAT (double precision)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">PICTURE picture string (numeric)</td> <td align="left" valign="top" width="20%" headers="d0e46 ">488</td> <td align="left" valign="top" width="20%" headers="d0e48 ">p in byte 1, s in byte 2</td> <td align="left" valign="top" width="20%" headers="d0e50 ">NUMERIC (p,s)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">PICTURE picture string (sign leading separate)</td> <td align="left" valign="top" width="20%" headers="d0e46 ">504</td> <td align="left" valign="top" width="20%" headers="d0e48 ">p in byte 1, s in byte 2</td> <td align="left" valign="top" width="20%" headers="d0e50 ">No exact equivalent, use NUMERIC(p,s).</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">CHAR(n)</td> <td align="left" valign="top" width="20%" headers="d0e46 ">452</td> <td align="left" valign="top" width="20%" headers="d0e48 ">n</td> <td align="left" valign="top" width="20%" headers="d0e50 ">CHAR(n)</td> </tr> <tr><td align="left" valign="top" width="40%" headers="d0e44 ">CHAR(n) VARYING </td> <td align="left" valign="top" width="20%" headers="d0e46 ">448</td> <td align="left" valign="top" width="20%" headers="d0e48 ">n</td> <td align="left" valign="top" width="20%" headers="d0e50 ">VARCHAR(n)</td> </tr> </tbody> </table> </div> <div class="section"><p>The following table can be used to determine the PL/I data type that is equivalent to a given SQL data type.</p> </div> <div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="hsides" border="1" rules="all"><caption>Table 2. SQL data types mapped to typical PL/I declarations</caption><thead align="left"><tr><th align="left" valign="bottom" width="33.33333333333333%" id="d0e164">SQL data type</th> <th align="left" valign="bottom" width="33.33333333333333%" id="d0e166">PL/I equivalent</th> <th align="left" valign="bottom" width="33.33333333333333%" id="d0e168">Notes</th> </tr> </thead> <tbody><tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">SMALLINT</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">BIN FIXED(p)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">p is a positive integer from 1 to 15.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">INTEGER</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">BIN FIXED(p)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">p is a positive integer from 16 to 31.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">BIGINT</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">No exact equivalent</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Use DEC FIXED(18).</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">DECIMAL(p,s) or NUMERIC(p,s)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">DEC FIXED(p) or DEC FIXED(p,s) or PICTURE picture-string</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>s</em> (the scale factor) and <em>p</em> (the precision) are positive integers. <em>p</em> is a positive integer from 1 to 31. <em>s</em> is a positive integer from 0 to <em>p</em>.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">FLOAT (single precision)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">BIN FLOAT(p) or DEC FLOAT(m)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>p</em> is a positive integer from 1 to 24. <p><em>m</em> is a positive integer from 1 to 7.</p> </td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">FLOAT (double precision)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">BIN FLOAT(p) or DEC FLOAT(m)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>p</em> is a positive integer from 25 to 53. <p><em>m</em> is a positive integer from 8 to 16.</p> </td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">CHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">CHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>n</em> is a positive integer from 1 to 32766.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">VARCHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">CHAR(n) VARYING</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>n</em> is a positive integer from 1 to 32740.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">CLOB</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">None</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Use SQL TYPE IS to declare a CLOB.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">GRAPHIC(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">Not supported</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Not supported.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">VARGRAPHIC(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">Not supported</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Not supported.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">DBCLOB</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">Not supported</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Not supported</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">BINARY</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">None</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Use SQL TYPE IS to declare a BINARY.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">VARBINARY</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">None</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Use SQL TYPE IS to declare a VARBINARY.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">BLOB</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">None</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Use SQL TYPE IS to declare a BLOB.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">DATE</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">CHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">If the format is *USA, *JIS, *EUR, or *ISO, <em>n</em> must be at least 10 characters. If the format is *YMD, *DMY, or *MDY, <em>n</em> must be at least 8 characters. If the format is *JUL, <em>n</em> must be at least 6 characters.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">TIME</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">CHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>n</em> must be at least 6; to include seconds, <em>n</em> must be at least 8.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">TIMESTAMP</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">CHAR(n)</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 "><em>n</em> must be at least 19. To include microseconds at full precision, <em>n</em> must be 26; if <em>n</em> is less than 26, truncation occurs on the microseconds part.</td> </tr> <tr><td align="left" valign="top" width="33.33333333333333%" headers="d0e164 ">DATALINK</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e166 ">Not supported</td> <td align="left" valign="top" width="33.33333333333333%" headers="d0e168 ">Not supported</td> </tr> <tr><td valign="top" width="33.33333333333333%" headers="d0e164 ">ROWID</td> <td valign="top" width="33.33333333333333%" headers="d0e166 ">None</td> <td valign="top" width="33.33333333333333%" headers="d0e168 ">Use SQL TYPE IS to declare a ROWID.</td> </tr> </tbody> </table> </div> </div> <div> <div class="familylinks"> <div class="parentlink"><strong>Parent topic:</strong> <a href="rzajpplone.htm" title="This topic describes the unique application and coding requirements for embedding SQL statements in an iSeries PL/I program. Requirements for host structures and host variables are defined.">Code SQL statements in PL/I applications</a></div> </div> </div> </body> </html>