*********************************************************************** ** Licensed Materials - Property of IBM ** ** Governed under the terms of the International ** License Agreement for Non-Warranted Sample Code. ** ** (C) COPYRIGHT International Business Machines Corp. 1998 - 2002 ** All Rights Reserved. ** ** US Government Users Restricted Rights - Use, duplication or ** disclosure restricted by GSA ADP Schedule Contract with IBM Corp. *********************************************************************** ** ** SOURCE FILE NAME: lobfile.sqb ** ** SAMPLE: Demonstrates the use of LOB file handles ** ** This sample program demonstrates the use of LOB values. ** The program creates a CURSOR, and fetches the contents ** of the "emp_resume" table (the SAMPLE database must be ** installed with teh "db2sampl" executable), and then ** outputs the first 15 lines of the resume. ** ** SQL STATEMENTS USED: ** BEGIN DECLARE SECTION ** END DECLARE SECTION ** CONNECT ** SELECT ** ** OUTPUT FILE: lobfile.out (available in the online documentation) *********************************************************************** ** ** For more information on the sample programs, see the README file. ** ** For information on developing COBOL applications, see the ** Application Development Guide. ** ** For information on using SQL statements, see the SQL Reference. ** ** For the latest information on programming, compiling, and running ** DB2 applications, visit the DB2 application development website: ** http://www.software.ibm.com/data/db2/udb/ad ***********************************************************************
ProcedureDivision.
Main Section. display"Sample COBOL program: LOBFILE".
* Get database connection information. display"Enter your user id (default none): " withnoadvancing. accept userid.
if userid = spaces EXECSQL CONNECT TO sample END-EXEC else display"Enter your password : "withnoadvancing accept passwd-name.
* Passwords in a CONNECT statement must be entered in a VARCHAR * format with the length of the input string. inspect passwd-name tallying passwd-length for characters beforeinitial" ".
EXECSQL CONNECT TO sample USER :userid USING :passwd END-EXEC. move"CONNECT TO"to errloc. call"checkerr"using SQLCA errloc.
move"RESUME.TXT"to resume-NAME. move 10 to resume-NAME-LENGTH. move SQL-FILE-OVERWRITE to resume-FILE-OPTIONS.
EXECSQLSELECT resume INTO :resume :lobind FROM emp_resume
WHERE resume_format = 'ascii' AND empno = '000130'END-EXEC. if lobind lessthan 0 goto NULL-LOB-indicated.
display"Resume for EMPNO 000130 is in file : RESUME.TXT". goto End-Main.