195 lines
6.8 KiB
HTML
195 lines
6.8 KiB
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.Title" content="Examples: RPG - Host code for ODBC stored procedures" />
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<meta name="abstract" content="In this example, the program, SPROC2, is called from the client as a stored procedure via ODBC. It returns data to the client from the PARTS database file." />
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<meta name="description" content="In this example, the program, SPROC2, is called from the client as a stored procedure via ODBC. It returns data to the client from the PARTS database file." />
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<link rel="stylesheet" type="text/css" href="./ic.css" />
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<title>Examples: RPG - Host code for ODBC stored procedures</title>
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</head>
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<body id="odbcrpghostex"><a name="odbcrpghostex"><!-- --></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">Examples: RPG - Host code for ODBC stored procedures</h1>
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<div><p>In this example, the program, <strong>SPROC2</strong>, is called from the
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client as a stored procedure via ODBC. It returns data to the client from
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the PARTS database file.</p>
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<div class="section"><h4 class="sectiontitle">RPG/400<sup>®</sup> (non-ILE)
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example:</h4><pre> * THIS EXAMPLE IS WRITTEN IN RPG/400 (NON-ILE)
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*
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* DEFINES PART AS AN INTEGER (BINARY 4.0)
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*
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I#OPTDS DS
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I B 1 40#OPT
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I#PRTDS DS
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I B 1 40#PART
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C *ENTRY PLIST
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C PARM #OPTDS
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C PARM #PRTDS
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* COPY PART NUMBER TO RPG NATIVE VARIABLE WITH SAME
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* ATTRIBUTES OF FIELD IN PARTS MASTER FILE (PACKED DECIMAL 5,0)
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C Z-ADD#PART PART 50
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C #OPT CASEQ1 ONEREC
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C #OPT CASEQ2 ALLREC
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C ENDCS
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C SETON LR
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C RETRN
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*
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****************************
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C ONEREC BEGSR
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****************************
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* PROCESS REQUEST FOR A SINGLE RECORD.
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C/EXEC SQL DECLARE C1 CURSOR FOR
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C+ SELECT
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C+ PARTNO,
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C+ PARTDS,
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C+ PARTQY,
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C+ PARTPR,
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C+ PARTDT
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C+
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C+ FROM PARTS -- FROM PART MASTER FILE
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C+
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C+ WHERE PARTNO = :PART
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C+
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C+
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C+ FOR FETCH ONLY -- READ ONLY CURSOR
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ OPEN C1
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ SET RESULT SETS CURSOR C1
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C/END-EXEC
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C ENDSR
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****************************
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C ALLREC BEGSR
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****************************
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* PROCESS REQUEST TO RETURN ALL RECORDS
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C/EXEC SQL DECLARE C2 CURSOR FOR
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C+ SELECT
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C+ PARTNO,
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C+ PARTDS,
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C+ PARTQY,
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C+ PARTPR,
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C+ PARTDT
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C+
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C+ FROM PARTS -- FROM PART MASTER FILE
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C+
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C+
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C+ ORDER BY PARTNO -- SORT BY PARTNO
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C+
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C+ FOR FETCH ONLY -- READ ONLY CURSOR
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ OPEN C2
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ SET RESULT SETS CURSOR C2
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C/END-EXEC
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C ENDSR</pre>
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</div>
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<div class="section"><h4 class="sectiontitle">ILE-RPG example:</h4><pre> * This example is written in ILE-RPG
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*
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* Define option and part as integer
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D#opt s 10i 0
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D#part s 10i 0
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* Define part as packed 5/0
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Dpart s 5p 0
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C *entry plist
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C parm #opt
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C part parm #part
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C #opt caseq 1 onerec
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C #opt caseq 2 allrec
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C endcs
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C eval *inlr = *on
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C return
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*
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****************************
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C onerec begsr
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****************************
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* Process request for a single record.
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C/EXEC SQL DECLARE C1 CURSOR FOR
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C+ SELECT
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C+ PARTNO,
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C+ PARTDS,
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C+ PARTQY,
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C+ PARTPR,
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C+ PARTDT
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C+
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C+ FROM PARTS -- FROM PART MASTER FILE
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C+
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C+ WHERE PARTNO = :PART
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C+
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C+
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C+ FOR FETCH ONLY -- READ ONLY CURSOR
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ OPEN C1
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ SET RESULT SETS CURSOR C1
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C/END-EXEC
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C endsr
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****************************
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C allrec begsr
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****************************
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* Process request to return all records
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C/EXEC SQL DECLARE C2 CURSOR FOR
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C+ SELECT
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C+ PARTNO,
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C+ PARTDS,
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C+ PARTQY,
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C+ PARTPR,
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C+ PARTDT
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C+
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C+ FROM PARTS -- FROM PART MASTER FILE
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C+
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C+
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C+ ORDER BY PARTNO -- SORT BY PARTNO
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C+
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C+ FOR FETCH ONLY -- READ ONLY CURSOR
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ OPEN C2
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C/END-EXEC
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C*
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C/EXEC SQL
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C+ SET RESULT SETS CURSOR C2
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C/END-EXEC
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C endsr</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="rzaikodbcprogexamples.htm" title="The following ODBC programming examples demonstrate simple queries, and accessing and returning data by calling stored procedures. C/C++, Visual Basic and RPG programming language versions are provided.">ODBC program examples</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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