Quelle cdr021.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  CDR021.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "CDR021.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1987/12/07 EMBEDDED COBOL LANGUAGE
      * NIST SQL VALIDATION TEST SUITE V6.0
      *  DISCLAIMER:
      *  This program was written by employees of NIST to test SQL
      *  implementations for conformance to the SQL standards.
      *  NIST assumes no responsibility for any party's use of
      *  this program.
      *
      * CDR021.PCO
      * WRITTEN BY: SUN DAJUN
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      *   THIS ROUTINE TESTS THE REFERENCE INTEGRITY CONSTRAINT FOR
      * SQL.
      *
      * REFERENCES
      *       AMERICAN NATIONAL STANDARD database language - SQL
      *                          with Integrity Enhancement
      *
      *            SECTION 6.6 <unique constraint definition>
      *               <unique constraint definition>::=
      *                       <unique specifition>(<unique column
      *                       list>)
      *                <unique specifition>::= UNIQUE|PRIMARY KEY
      *
      *            SECTION 6.7 <referential constraint definition>
      *               <referential constraint definition>::=
      *                     FOREIGN KEY (<referencing columns>)
      *                     <references specification>
      *               <references specification>::=
      *                     REFERENCES <referenced table and columns>
      *               <referencing columns>::=
      *                       <reference column list>
      *               <refereced table and columns>::=
      *                       <table name>((<reference column list>
      *               <reference column list>::=
      *                       <column name>({,<column name>}...)
      *
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  count1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  EMPNO1 PIC  X(3).
       01  uid PIC X(18).
       01  uidx PIC X(18).
           EXEC SQL END DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  errcnt PIC S9(4) DISPLAY SIGN LEADING SEPARATE.

       01  code1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

       01  SQL-COD PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

      * date_time declaration *
       01  TO-DAY PIC 9(6).
       01  THE-TIME PIC 9(8).

       PROCEDURE DIVISION.
       P0.

           MOVE "SUN" TO uid
           CALL "AUTHID" USING uid
           MOVE "not logged in, not" TO uidx
           EXEC SQL SELECT
                 USER INTO :uidx FROM SUN.ECCO END-EXEC
           if (uid NOT = uidx) then
             DISPLAY "ERROR: User " uid " expected."
             DISPLAY "User " uidx " connected."
             DISPLAY " "
             STOP RUN
           END-IF

           MOVE 0 TO errcnt
           DISPLAY
           "SQL Test Suite, V6.0, Embedded COBOL, cdr021.pco"
           DISPLAY " "
           DISPLAY
           "59-byte ID"
           DISPLAY "TEd Version #"
           DISPLAY " "
      * date_time print *
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

      ******************** BEGIN TEST0378 *********************
      *This test deletes a row (E1,-,-,-) from PRIMARY KEY
      *TABLE -- STAFF_P, but there are such rows (E1,*,*) in
      *FOREIGN KEY TABLE -- WORKS_P, this should be an ERROR.

           DISPLAY " TEST0378 "
           DISPLAY " REFERENTIAL INTEGRITY "
           DISPLAY " SQL with Integrity Enhancement section
      -    " 6.5,6.6,6.7"
           DISPLAY " - - - - - - - - - - - - - - - - - - - - - "
           DISPLAY  " "
           DISPLAY " DELETE FROM STAFF_P"
           DISPLAY " WHERE EMPNUM='E1';"
           DISPLAY  " "
           DISPLAY "code1 = SQLCODE;"
           DISPLAY  " "
           DISPLAY " SELECT EMPNUM INTO :EMPNO1"
           DISPLAY " FROM STAFF_P"
           DISPLAY " WHERE EMPNUM = 'E1';"
           EXEC SQL DELETE FROM STAFF_P
             WHERE EMPNUM='E1' END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE SQLCODE TO code1
           MOVE "NV" TO EMPNO1
           EXEC SQL SELECT EMPNUM INTO :EMPNO1
             FROM STAFF_P
             WHERE EMPNUM = 'E1' END-EXEC
           MOVE SQLCODE TO SQL-COD
           EXEC SQL ROLLBACK WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " The correct result is code1 not equal to 0"
           DISPLAY " Your answer is code1=", code1
           if (code1  NOT =  0  AND  EMPNO1   =   "E1") then
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0378','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY " *** pass *** "
           else
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0378','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
             DISPLAY " cdr021.pco *** fail *** "
           END-IF
           DISPLAY "================================================"

           DISPLAY  " "
           EXEC SQL COMMIT WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
      ****************** END TEST0378 ********************

      ******************** BEGIN TEST0379 *******************
      *This test update a row or rows on PRIMARY KEY
      *column in table STAFF_P, set those rows (E2,*,*,*) to
      *(E9,*,*,*),but there are rows (E2,*,*) in
      * FOREIGN TABLE -- WORKS_P, this will bring about an
      * ERROR.

           DISPLAY " TEST0379 "
           DISPLAY " PRIMARY KEY & FOREIGN KEY "
           DISPLAY " SQL with Integrity Enhancement section
      -    " 6.5,6.6,6.7"
           DISPLAY " - - - - - - - - - - - - - - - - - - - - - "
           DISPLAY  " "
           DISPLAY " UPDATE STAFF_P"
           DISPLAY " SET EMPNUM='E9'"
           DISPLAY " WHERE EMPNUM='E2';"
           DISPLAY "code1 = SQLCODE;"
           DISPLAY  " "
           DISPLAY " SELECT COUNT(*) INTO :count1"
           DISPLAY " FROM STAFF_P"
           DISPLAY " WHERE EMPNUM = 'E2';"
           EXEC SQL UPDATE STAFF_P
             SET EMPNUM = 'E9'
             WHERE EMPNUM = 'E2' END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE SQLCODE TO code1
           EXEC SQL SELECT COUNT(*) INTO :count1
             FROM STAFF_P
             WHERE EMPNUM = 'E2' END-EXEC
           MOVE SQLCODE TO SQL-COD
           EXEC SQL ROLLBACK WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " The correct result is code1 not equal 0"
           DISPLAY " count1 = 1"
           DISPLAY " Your answer is code1=", code1
           DISPLAY " count1 = ", count1
           if (code1  NOT =  0  AND  count1  =  1) then
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0379','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY " *** pass *** "
           else
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0379','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
             DISPLAY " cdr021.pco *** fail *** "
           END-IF
           DISPLAY "================================================"

           DISPLAY  " "
           EXEC SQL COMMIT WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
      ******************** END TEST0379 *************************

      **** TESTER MAY CHOOSE TO INSERT CODE FOR errcnt > 0
           STOP RUN.

      *    ****  Procedures for PERFORM statements

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