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Datei: dml012.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  DML012.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "DML012.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1987/08/21 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.
      *
      * DML012.PCO
      * WRITTEN BY: HU YANPING
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      *   THIS ROUTINE TESTS THE DELETE: searched STATEMENT IN THE
      * LANGUAGE OF SQL. THE FORMAT IS :
      *               DELETE FROM <table name>
      *               (WHERE <search condition>)
      *
      * REFERENCES
      *       AMERICAN NATIONAL STANDARD database language - SQL
      *                         X3.135-1989
      *
      *                 SECTION 8.5  <delete statement: searched>
      *                 SECTION 8.7  <insert statement>
      *                 SECTION 8.9  <rollback statement>
      *                 SECTION 8.10 <select statement>
      *
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  i PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ii PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  iii PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       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  iiii 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 "HU" TO uid
           CALL "AUTHID" USING uid
           MOVE "not logged in, not" TO uidx
           EXEC SQL SELECT
                 USER INTO :uidx FROM HU.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, dml012.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 TEST0037 *******************

           DISPLAY " TEST0037 "
           DISPLAY " delete statement: searched "
           DISPLAY "reference X3.135-1989 section 8.5 General Rules a)"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"

           COMPUTE i= -1
           COMPUTE ii= -1
           COMPUTE iii= -1

           EXEC SQL SELECT COUNT(*)
             INTO   :i
             FROM   STAFF END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Before delete i=", i " "
           EXEC SQL DELETE FROM STAFF END-EXEC
           MOVE SQLCODE TO SQL-COD

           EXEC SQL SELECT COUNT(*)
             INTO   :ii
             FROM   STAFF END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " After delete ii=", ii " "

           EXEC SQL ROLLBACK WORK END-EXEC
           MOVE SQLCODE TO SQL-COD

      *Here we also tested the ROLLBACK statement
           EXEC SQL SELECT COUNT(*)
             INTO   :iii
             FROM   STAFF END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " After ROLLBACK iii=", iii " "
           DISPLAY "The answer should be SQLCODE = 0, i = iii & ii = 0"
           if (SQLCODE  =  0  AND  i  =  iii  AND  ii  =  0) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0037','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml012.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0037','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF
           DISPLAY "==================================================="

           DISPLAY  " "
           EXEC SQL COMMIT WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
      ******************** END TEST0037 *******************

      ******************** BEGIN TEST0038 *******************

           DISPLAY " TEST0038 "
           DISPLAY " delete statement: searched "
           DISPLAY "reference X3.135-1989 section 8.5 General Rules b)"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"

           COMPUTE i= -1
           COMPUTE ii= -1
           COMPUTE iii= -1

           EXEC SQL SELECT COUNT(*)
             INTO   :i
             FROM   WORKS END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " Before delete i=", i " "

           EXEC SQL DELETE FROM WORKS
             WHERE WORKS.PNUM IN
             (SELECT PROJ.PNUM
             FROM   PROJ
             WHERE  PROJ.PNUM=WORKS.PNUM
             AND PROJ.CITY='Tampa') END-EXEC
           MOVE SQLCODE TO SQL-COD

           EXEC SQL SELECT COUNT(*)
             INTO   :ii
             FROM   WORKS END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " After delete ii=", ii " "

           EXEC SQL ROLLBACK WORK END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE SQLCODE TO iiii

      *Here we also tested the ROLLBACK statement
           EXEC SQL SELECT COUNT(*)
             INTO   :iii
             FROM   WORKS END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " After ROLLBACK iii=", iii " "
           DISPLAY "The answer should be iiii = 0, i = iii & ii = i-1."

           if (iiii  =  0  AND  i  =  iii  AND  ii  =  (i - 1)) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0038','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml012.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0038','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

           DISPLAY "==================================================="

           DISPLAY  " "

           EXEC SQL COMMIT WORK END-EXEC
           MOVE SQLCODE TO SQL-COD

      ******************** END TEST0038 *******************

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

      *    ****  Procedures for PERFORM statements

¤ Dauer der Verarbeitung: 0.15 Sekunden (vorverarbeitet) ¤

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