I have the requirement to compare the two files and pick up
the matching records.
File 1. file2
23 32
32 13
34 15
35 36
36 35
43
Get the matching records from this 2 files to out file. how
you will do this in cobol program?
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Answer Posted / bala
FILE SECTION.
FD OLD-MASTER
LABEL RECORDS ARE STANDARD.
01 OLD-MASTER-REC.
05 M-ACCT-NO PIC X(5).
05 AMOUNT-DUE PIC 9(4)V99.
05 PIC X(89).
FD TRANS-FILE
LABEL RECORDS ARE STANDARD.
01 TRANS-REC.
05 T-ACCT-NO PIC X(5).
05 AMT-TRANS-IN-CURRENT-PER PIC 9(4)V99.
05 PIC X(89).
FD NEW-MASTER
LABEL RECORDS ARE STANDARD.
01 NEW-MASTER-REC.
05 ACCT-NO-OUT PIC X(5).
05 AMOUNT-DUE-OUT PIC 9(4)V99.
05 PIC X(89).
WORKING-STORAGE SECTION.
PROCEDURE DIVISION.
100-MAIN-MODULE.
PERFORM 800-INITIALIZATION-RTN.
PERFORM 600-READ-MASTER.
PERFORM 700-READ-TRANS.
PERFORM 200-COMP-RTN
UNTIL M-ACCT-NO = HIGH-VALUES
AND
T-ACCT-NO = HIGH-VALUES
PERFORM 900-END-OF-JOB-RTN.
STOP RUN.
200-COMP-RTN.
EVALUATE TRUE
WHEN T-ACCT-NO = M-ACCT-NO
PERFORM 300-REGULAR-UPDATE
WHEN T-ACCT-NO < M-ACCT-NO
PERFORM 400-NEW-ACCOUNT
WHEN OTHER
PERFORM 500-NO-UPDATE
END-EVALUATE.
300-REGULAR-UPDATE.
MOVE OLD-MASTER-REC TO NEW-MASTER-REC
COMPUTE AMOUNT-DUE-OUT = AMT-TRANS-IN-CURRENT-PER
+ AMOUNT-DUE
WRITE NEW-MASTER-REC
PERFORM 600-READ-MASTER
PERFORM 700-READ-TRANS.
400-NEW-ACCOUNT.
MOVE SPACES TO NEW-MASTER-REC.
MOVE T-ACCT-NO TO ACCT-NO-OUT.
MOVE AMT-TRANS-IN-CURRENT-PER TO AMOUNT-DUE-OUT.
WRITE NEW-MASTER-REC.
PERFORM 700-READ-TRANS.
500-NO-UPDATE.
WRITE NEW-MASTER-REC FROM OLD-MASTER-REC.
PERFORM 600-READ-MASTER.
600-READ-MASTER.
READ OLD-MASTER
AT END
MOVE HIGH-VALUES TO M-ACCT-NO
END-READ.
700-READ-TRANS.
READ TRANS-FILE
AT END
MOVE HIGH-VALUES TO T-ACCT-NO
END-READ.
800-INITIALIZATION-RTN.
OPEN INPUT OLD-MASTER
TRANS-FILE.
OPEN OUTPUT NEW-MASTER.
900-END-OF-JOB-RTN.
CLOSE OLD-MASTER
TRANS-FILE
NEW-MASTER.
Hope this is useful.
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IDENTIFICATION DIVISION. PROGRAM-ID. UPDT. AUTHOR.anbu. DATE-WRITTEN. AUG 13. ENVIRONMENT DIVISION. INPUT-OUTPUT SECTION. FILE-CONTROL. SELECT CMSTR ASSIGN TO CINP1 ORGANIZATION IS INDEXED ACCESS IS SEQUENTIAL RECORD KEY CM2-KEY FILE STATUS IS WS-CMSTR-FST. SELECT CTAB ASSIGN TO CINP2 ORGANIZATION IS ACCESS IS SEQUENTIAL RECORD KEY VSAM-WHSE- KEY FILE STATUS IS WS-CTAB- FST. DATA DIVISION. FILE SECTION. FD CMSTR. COPY RXCYFC20. FD CTAB. COPY AITYWHSE. ************************************************************ ****** *** WORKING STORAGE VARIABLES *** ************************************************************ ****** WORKING-STORAGE SECTION. 01 WS- VARIABLES. 05 WS-EB PIC X(02) VALUE ZEROES. 05 WS-DIV PIC 9(03) VALUE ZEROES. 05 WS-CMF-RECS-REWRITTEN PIC 9(01) VALUE ZERO. *** FILE STATUS VARIABLES *** 05 WS- FILESTATUS. 10 WS-CMSTR-FST PIC 9(02) VALUE ZEROES. 10 WS-CTAB-FST PIC 9(02) VALUE ZEROES. *** END OF FILE VARIABLES *** 05 WS-CMSTR-EOF PIC X(01) VALUE 'N'. 88 WS-CMSTR-EOF-YES VALUE 'Y'. 88 WS-CMSTR-EOF-NO VALUE 'N'. 05 WS-CTAB-EOF PIC X(01) VALUE 'N'. 88 WS-CTAB-EOF-YES VALUE 'Y'. 88 WS-CTAB-EOF-NO VALUE 'N'. **** ERROR VARIABLES **** 05 WC-ABEND-900 PIC 9(03) VALUE 900. 05 WE-ERR-CODE PIC 9(02) VALUE ZEROES. 05 WE-ABEND-CODE PIC 9(03) VALUE ZEROES. ************************************************************ **** ********* PROCEDURE DIVISON ********** ************************************************************ **** PROCEDURE DIVISION. 0000- BEGIN. PERFORM 1000-INITIALISE THRU 1000- EXIT. PERFORM 2000-PROCESS THRU 2000- EXIT UNTIL WS-CMSTR-EOF- YES. DISPLAY 'WS-CMF-RECS-REWRITTEN :' WS-CMF-RECS- REWRITTEN. PERFORM 5000-CLOSE THRU 5000- EXIT. GOBACK. 0000- EXIT. EXIT. 1000- INITIALISE. OPEN I-O CMSTR. EVALUATE WS-CMSTR- FST WHEN 00 WHEN 97 CONTINUE WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CMSTR-FST MOVE WS-CMSTR-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE. OPEN INPUT CTAB. EVALUATE WS-CTAB-FST WHEN 00 WHEN 97 CONTINUE WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CTAB-FST MOVE WS-CTAB-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE. 1000-EXIT. EXIT. 2000-PROCESS. READ CMSTR. EVALUATE WS-CMSTR-FST WHEN 00 CONTINUE WHEN 10 SET WS-CMSTR-EOF-YES TO TRUE GO TO 2000-EXIT WHEN OTHER DISPLAY 'ERROR IN READING INPUT FILE: ' DISPLAY WS-CMSTR-FST MOVE WS-CMSTR-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END-EVALUATE IF CM2-RECORD-TYPE-SOLD-TO MOVE CM2-ENTERING-BRANCH TO WS-EB PERFORM 3000-READ THRU 3000-EXIT UNTIL WS-CTAB-EOF-YES END-IF. 2000-EXIT. EXIT. 3000-READ. MOVE WS-EB TO VSAM-WHSE-CD. MOVE 'WHSE' TO VSAM-WHSE-ID. READ CTAB. EVALUATE WS-CTAB-FST WHEN 00 MOVE WHSE-DIV-CODE TO WS-DIV PERFORM 4000-REWRITE-CMF THRU 4000-EXIT WHEN 10 SET WS-CTAB-EOF-YES TO TRUE GO TO 3000-EXIT WHEN OTHER DISPLAY 'ERROR IN READING TABLE FILE: ' DISPLAY WS-CTAB-FST MOVE WS-CTAB-FST TO WE-ERR-CODE PERFORM 9999-ABEND-PARA THRU 9999-EXIT END- EVALUATE. 3000- EXIT. EXIT. 4000-REWRITE- CMF. IF WS-DIV = 250 OR 252 MOVE 'F' TO CM2-FREIGHT- TYPE MOVE 1 TO CM2-FREIGHT-THRESHOLD- AMT ADD +1 TO WS-CMF-RECS- REWRITTEN REWRITE CM2-SOLD-TO- RECORD DISPLAY 'RECORD UPDATED' END- IF. * EVALUATE WS-CMSTR- FST * WHEN 00 * CONTINUE * WHEN OTHER * DISPLAY 'FILE NOT UPDATED' * DISPLAY WS-CMSTR- FST * MOVE WS-CMSTR-FST TO WE-ERR-CODE * PERFORM 9999-ABEND-PARA THRU 9999-EXIT * GO TO 4000-EXIT * END-EVALUATE. 4000-EXIT. EXIT. 5000-CLOSE. CLOSE CMSTR CTAB. 5000-EXIT. EXIT. 9999-ABEND-PARA. COMPUTE WE-ABEND-CODE = WC-ABEND-900 + WE-ERR-CODE CALL 'ILBOABN0' USING WE-ABEND-CODE GO TO 5000-CLOSE. 9999-EXIT. EXIT. 5000-CLOSE. CLOSE CMSTR CTAB. 5000-EXIT. EXIT. 9999-ABEND-PARA. COMPUTE WE-ABEND-CODE = WC-ABEND-900 + WE-ERR-CODE CALL 'ILBOABN0' USING WE-ABEND-CODE GO TO 5000-CLOSE. 9999-EXIT. EXIT. //this program is giving maxcc=0, but not updating..
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