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Datei: dml023.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  DML023.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "DML023.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1988/02/10 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.
      *
      * DML023.PCO
      * WRITTEN BY: HU YANPING
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      *   THIS ROUTINE TESTS THE COMPARISON PREDICATE FOR SQL.
      *
      * REFERENCES
      *       AMERICAN NATIONAL STANDARD database language - SQL
      *                         X3.135-1989
      *
      *               SECTION 5.11 <comparison predicate>
      *
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC

       01  PNO1 PIC  X(3).
       01  EMPNO2 PIC  X(3).
       01  GRADE1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ii PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  indic1 PIC S9(4) 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  i PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  SQL-COD PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  DISP1 PIC S9(4) 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, dml023.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 TEST0103 *******************

           DISPLAY " TEST0103"
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR1"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** Subquery with comparison operator '='. "
           DISPLAY "*** SELECT PNUM "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PROJ.CITY = "
           DISPLAY "*** (SELECT STAFF.CITY "
           DISPLAY "*** FROM STAFF "
           DISPLAY "*** WHERE EMPNUM = 'E1') "

           EXEC SQL DECLARE S1 CURSOR FOR
             SELECT PNUM
             FROM PROJ
             WHERE PROJ.CITY =
             (SELECT STAFF.CITY
             FROM STAFF
             WHERE EMPNUM = 'E1') END-EXEC
           EXEC SQL OPEN S1 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNUM "
           END-IF
           MOVE 1 TO ii
           PERFORM P50 UNTIL ii > 19
           EXEC SQL CLOSE S1 END-EXEC
           MOVE SQLCODE TO SQL-COD

           if (i  =  3) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0103','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0103','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0103 *******************
      ******************** BEGIN TEST0104 *******************

           DISPLAY " TEST0104"
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR1"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** The results of subquery are more than one value.
      -    " "
           DISPLAY "*** SELECT PNUM "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PROJ.CITY = "
           DISPLAY "*** (SELECT STAFF.CITY "
           DISPLAY "*** FROM STAFF "
           DISPLAY "*** WHERE EMPNUM > 'E1') "
           MOVE 0 TO i
            MOVE "0" TO PNO1
           EXEC SQL DECLARE S2 CURSOR FOR
             SELECT PNUM
             FROM PROJ
             WHERE PROJ.CITY =
             (SELECT STAFF.CITY
             FROM STAFF
             WHERE EMPNUM > 'E1') END-EXEC
           EXEC SQL OPEN S2 END-EXEC
           MOVE SQLCODE TO SQL-COD

           EXEC SQL FETCH S2 INTO :PNO1 END-EXEC
           MOVE SQLCODE TO SQL-COD
           DISPLAY " SQLCODE = ", SQL-COD " , PNO1 = ", PNO1 " "

           if (SQLCODE  <  0) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0104','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0104','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0104 *******************
      ******************** BEGIN TEST0105 *******************

           DISPLAY " TEST0105"
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR2"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** The results of subquery is empty. "
           DISPLAY "*** SELECT COUNT(*) "
           DISPLAY "*** FROM STAFF "
           DISPLAY "*** WHERE STAFF.CITY = "
           DISPLAY "*** (SELECT PROJ.CITY "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PNUM > 'P7') "

           MOVE -1 TO ii
           MOVE -1 TO i
           EXEC SQL SELECT COUNT(*)
             INTO :ii
             FROM   STAFF
             WHERE  STAFF.CITY =
             (SELECT PROJ.CITY
             FROM   PROJ
             WHERE  PNUM > 'P7') END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE ii TO i
           EXEC SQL SELECT COUNT(*)
             INTO :ii
             FROM   STAFF
             WHERE  NOT (STAFF.CITY =
             (SELECT PROJ.CITY
             FROM   PROJ
             WHERE  PNUM > 'P7')) END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " SQLCODE = ", SQL-COD ", i = ", i ", ii = ", ii
           if (i  =  0  AND  ii  =  0  AND  SQLCODE  NOT <  0) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0105','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0105','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0105 *******************
      ******************** BEGIN TEST0106 *******************

           DISPLAY " TEST0106"
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR3"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** SELECT PNUM "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE CITY <> 'Deale' "
           MOVE 0 TO i
           EXEC SQL DECLARE S4 CURSOR FOR
             SELECT PNUM
             FROM PROJ
             WHERE CITY <> 'Deale' END-EXEC
           EXEC SQL OPEN S4 END-EXEC
           MOVE SQLCODE TO SQL-COD

           if (SQLCODE  =  0) then
             DISPLAY "PNUM "
           END-IF

           MOVE 1 TO ii
           PERFORM P49 UNTIL ii > 19
           EXEC SQL CLOSE S4 END-EXEC
           MOVE SQLCODE TO SQL-COD

           if (i  =  3) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0106','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0106','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0106 *******************
      ******************** BEGIN TEST0107 *******************

           DISPLAY " TEST0107"
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR5"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** SELECT COUNT(*) "
           DISPLAY "*** FROM WORKS "
           DISPLAY "*** WHERE EMPNUM = 'E1' "
           DISPLAY " same as "
           DISPLAY "*** SELECT COUNT(*) "
           DISPLAY "*** FROM WORKS "
           DISPLAY "*** WHERE EMPNUM = 'E1' AND EMPNUM = 'E1 ' "

           EXEC SQL SELECT COUNT(*)
             INTO :ii
             FROM WORKS
             WHERE EMPNUM = 'E1' END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE ii TO i

           EXEC SQL SELECT COUNT(*)
             INTO :ii
             FROM WORKS
             WHERE EMPNUM = 'E1' AND EMPNUM = 'E1 ' END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " SQLCODE = ", SQL-COD ", i = ", i ", ii = ", ii
           if (SQLCODE  NOT <  0  AND  i  =  6  AND  ii  =  6) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0107','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0107','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0107 *******************
      ******************** BEGIN TEST0180 *******************

           DISPLAY " TEST0180 "
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR7"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           MOVE 0 TO i

           EXEC SQL UPDATE STAFF
             SET    GRADE = NULL
             WHERE  EMPNUM='E1' OR EMPNUM='E3' OR EMPNUM='E5' END-EXEC
           MOVE SQLCODE TO SQL-COD

           EXEC SQL DECLARE XX CURSOR
             FOR SELECT EMPNUM,GRADE
             FROM   STAFF
             ORDER  BY GRADE,EMPNUM END-EXEC
           EXEC SQL OPEN XX END-EXEC
           MOVE SQLCODE TO SQL-COD

           MOVE 0 TO GRADE1

           MOVE 1 TO ii
           PERFORM P48 UNTIL ii > 9

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

           if (i = 5  AND  (EMPNO2   =   "E4"  OR  EMPNO2   =   "E5"))
             then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0180','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0180','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0180 *******************
      ******************** BEGIN TEST0181 *******************

           DISPLAY " TEST0181 "
           DISPLAY " Reference ANSI X3.135-1989 5.11
      -    " GR7"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"

           MOVE 0 TO i

           EXEC SQL UPDATE STAFF
             SET    GRADE = NULL
             WHERE  EMPNUM='E1' OR EMPNUM='E3' OR EMPNUM='E5' END-EXEC
           MOVE SQLCODE TO SQL-COD

           EXEC SQL DECLARE XXX CURSOR
             FOR SELECT DISTINCT GRADE
             FROM   STAFF
             ORDER  BY GRADE END-EXEC
           EXEC SQL OPEN XXX END-EXEC
           MOVE SQLCODE TO SQL-COD

           MOVE 0 TO GRADE1

           MOVE 1 TO ii
           PERFORM P47 UNTIL ii > 9

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

           if (i  =  3  AND  (GRADE1  =  -1  OR  GRADE1  =  12)) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0181','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml023.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0181','fail','PCO') END-EXEC
             ADD 1 TO errcnt
             MOVE SQLCODE TO SQL-COD
           END-IF

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

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

      ******************** END TEST0181 *******************

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

      *    ****  Procedures for PERFORM statements

        P50.
             EXEC SQL FETCH S1 INTO
               :EMPNO2 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               COMPUTE i = i + 1
               DISPLAY EMPNO2
             END-IF
           ADD 1 TO ii
           .

        P49.
             EXEC SQL FETCH S4 INTO
               :PNO1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               COMPUTE i = i + 1
               DISPLAY PNO1
             END-IF
           ADD 1 TO ii
           .

        P48.
             EXEC SQL FETCH XX INTO :EMPNO2,:GRADE1:indic1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             MOVE indic1 TO DISP1
             if (indic1  =  -1) then
               DISPLAY " indic1 = ", DISP1 " "
               MOVE -1 TO GRADE1
             END-IF
             if (SQLCODE  =  0) then
               MOVE ii TO i
               DISPLAY " empnum = ", EMPNO2 "; grade = ", GRADE1 " "
             END-IF
           ADD 1 TO ii
           .

        P47.
             EXEC SQL FETCH XXX INTO :GRADE1:indic1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             MOVE indic1 TO DISP1
             if (indic1  =  -1) then
               DISPLAY " indic1 = ", DISP1 " "
               MOVE -1 TO GRADE1
             END-IF
             if (SQLCODE  =  0) then
               MOVE ii TO i
               DISPLAY " GRADE1 = ", GRADE1 " "
             END-IF
           ADD 1 TO ii
           .

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