*********************************************************************** ** (c) Copyright IBM Corp. 2007 All rights reserved. ** ** The following sample of source code ("Sample") is owned by International ** Business Machines Corporation or one of its subsidiaries ("IBM") and is ** copyrighted and licensed, not sold. You may use, copy, modify, and ** distribute the Sample in any form without payment to IBM, for the purpose of ** assisting you in the development of your applications. ** ** The Sample code is provided to you on an "AS IS" basis, without warranty of ** any kind. IBM HEREBY EXPRESSLY DISCLAIMS ALL WARRANTIES, EITHER EXPRESS OR ** IMPLIED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF ** MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. Some jurisdictions do ** not allow for the exclusion or limitation of implied warranties, so the above ** limitations or exclusions may not apply to you. IBM shall not be liable for ** any damages you suffer as a result of using, copying, modifying or ** distributing the Sample, even if IBM has been advised of the possibility of ** such damages. *********************************************************************** ** ** 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 ** ** *********************************************************************** ** ** For more information on the sample programs, see the README file. ** ** For information on developing embedded SQL applications see the Developing Embedded SQL Applications book. ** ** For information on using SQL statements, see the SQL Reference. ** ** For the latest information on programming, compiling, and running ** DB2 applications, visit the DB2 Information Center: ** http://publib.boulder.ibm.com/infocenter/db2luw/v9r7/index.jsp *********************************************************************** Identification Division. Program-ID. "lobfile". Data Division. Working-Storage Section. copy "sqlenv.cbl". copy "sql.cbl". copy "sqlca.cbl". EXEC SQL BEGIN DECLARE SECTION END-EXEC. 1 01 userid pic x(8). 01 passwd. 49 passwd-length pic s9(4) comp-5 value 0. 49 passwd-name pic x(18). 01 resume USAGE IS SQL TYPE IS CLOB-FILE. 01 lobind pic s9(4) comp-5. EXEC SQL END DECLARE SECTION END-EXEC. 77 errloc pic x(80). Procedure Division. Main Section. display "Sample COBOL program: LOBFILE". * Get database connection information. display "Enter your user id (default none): " with no advancing. accept userid. if userid = spaces EXEC SQL CONNECT TO sample END-EXEC else display "Enter your password : " with no advancing 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 before initial " ". EXEC SQL 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. 2 move 10 to resume-NAME-LENGTH. move SQL-FILE-OVERWRITE to resume-FILE-OPTIONS. EXEC SQL SELECT resume INTO :resume :lobind 3 FROM emp_resume WHERE resume_format = 'ascii' AND empno = '000130' END-EXEC. if lobind less than 0 go to NULL-LOB-indicated. display "Resume for EMPNO 000130 is in file : RESUME.TXT". go to End-Main. NULL-LOB-indicated. display "NULL LOB indicated". End-Main. EXEC SQL CONNECT RESET END-EXEC. move "CONNECT RESET" to errloc. call "checkerr" using SQLCA errloc. End-Prog. stop run.