Quelle dml022.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  DML022.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "DML022.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.
      *
      * DML022.PCO
      * WRITTEN BY: HU YANPING
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      *   THIS ROUTINE TESTS THE SUBQUERY OF THE SQL LANGUAGE.
      *
      * REFERENCES
      *       AMERICAN NATIONAL STANDARD database language - SQL
      *                         X3.135-1989
      *
      *                SECTION 5.24 <subquery>
      *
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC

       01  EMPNO1 PIC  X(3).
       01  EMPNA1 PIC  X(20).
       01  GRADE1 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  SCITY PIC  X(15).
       01  WEMP PIC  X(3).
       01  WPNUM 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  i PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ii 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, dml022.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 TEST0096 *******************

           DISPLAY " TEST0096 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 1) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY " *** Use of function in subquery. "
           DISPLAY " *** SELECT EMPNUM "
           DISPLAY " *** FROM STAFF "
           DISPLAY " *** WHERE GRADE < "
           DISPLAY " *** (SELECT MAX(GRADE) "
           DISPLAY " *** FROM STAFF) "
           EXEC SQL DECLARE S5 CURSOR FOR
             SELECT EMPNUM
             FROM STAFF
             WHERE GRADE <
             (SELECT MAX(GRADE)
             FROM STAFF) END-EXEC
           EXEC SQL OPEN S5 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 S5 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 3; i=", i " "
           if (i = 3) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0096','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0096','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 TEST0096 *******************
      ******************** BEGIN TEST0097 *******************

           DISPLAY " TEST0097 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 1) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY " *** SELECT * "
           DISPLAY " *** FROM STAFF "
           DISPLAY " *** WHERE GRADE <= "
           DISPLAY " *** (SELECT AVG(GRADE)-1 "
           DISPLAY " *** FROM STAFF) "
           EXEC SQL DECLARE S6 CURSOR FOR
             SELECT *
             FROM STAFF
             WHERE GRADE <=
             (SELECT AVG(GRADE)-1
             FROM STAFF) END-EXEC
           EXEC SQL OPEN S6 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNUM SNAME GRADE CITY "
           END-IF
           MOVE 1 TO ii
           PERFORM P49 UNTIL ii > 19
           EXEC SQL CLOSE S6 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 1; i=", i " "
           if (i = 1) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0097','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0097','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 TEST0097 *******************
      ******************** BEGIN TEST0098 *******************

           DISPLAY " TEST0098 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 2) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY " *** Simple subquery. "
           DISPLAY " *** SELECT EMPNAME "
           DISPLAY " *** FROM STAFF "
           DISPLAY " *** WHERE EMPNUM IN "
           DISPLAY " *** (SELECT EMPNUM "
           DISPLAY " *** FROM WORKS "
           DISPLAY " *** WHERE PNUM = 'P2') "
           EXEC SQL DECLARE S1 CURSOR FOR
             SELECT EMPNAME
             FROM STAFF
             WHERE EMPNUM IN
             (SELECT EMPNUM
             FROM WORKS
             WHERE PNUM = 'P2') END-EXEC
           EXEC SQL OPEN S1 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNAME "
           END-IF
           MOVE 1 TO ii
           PERFORM P48 UNTIL ii > 19
           EXEC SQL CLOSE S1 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 4; i=", i " "
           if (i = 4) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0098','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0098','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 TEST0098 *******************
      ******************** BEGIN TEST0099 *******************

           DISPLAY " TEST0099 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 2) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"

           DISPLAY " ***Subquery with multiple levels of
      -    " nesting. "
           DISPLAY " *** SELECT EMPNAME "
           DISPLAY " *** FROM STAFF "
           DISPLAY " *** WHERE EMPNUM IN "
           DISPLAY " *** (SELECT EMPNUM "
           DISPLAY " *** FROM WORKS "
           DISPLAY " *** WHERE PNUM IN "
           DISPLAY " *** (SELECT PNUM "
           DISPLAY " *** FROM PROJ "
           DISPLAY " *** WHERE PTYPE = 'Design')) "
           EXEC SQL DECLARE S2 CURSOR FOR
             SELECT EMPNAME
             FROM STAFF
             WHERE EMPNUM IN
             (SELECT EMPNUM
             FROM WORKS
             WHERE PNUM IN
             (SELECT PNUM
             FROM PROJ
             WHERE PTYPE = 'Design')) END-EXEC
           EXEC SQL OPEN S2 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNAME "
           END-IF
           MOVE 1 TO ii
           PERFORM P47 UNTIL ii > 19
           EXEC SQL CLOSE S2 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 3; i=", i " "
           if (i = 3) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0099','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0099','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 TEST0099 *******************
      ******************** BEGIN TEST0100 *******************

           DISPLAY " TEST0100 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 2) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "*** SELECT EMPNUM, EMPNAME "
           DISPLAY "*** FROM STAFF "
           DISPLAY "*** WHERE EMPNUM IN "
           DISPLAY "*** (SELECT EMPNUM "
           DISPLAY "*** FROM WORKS "
           DISPLAY "*** WHERE PNUM IN "
           DISPLAY "*** (SELECT PNUM "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PTYPE IN "
           DISPLAY "*** (SELECT PTYPE "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PNUM IN "
           DISPLAY "*** (SELECT PNUM "
           DISPLAY "*** FROM WORKS "
           DISPLAY "*** WHERE EMPNUM IN "
           DISPLAY "*** (SELECT EMPNUM "
           DISPLAY "*** FROM WORKS "
           DISPLAY "*** WHERE PNUM IN "
           DISPLAY "*** (SELECT PNUM "
           DISPLAY "*** FROM PROJ "
           DISPLAY "*** WHERE PTYPE =
      -    " 'Design')))))) "
           EXEC SQL DECLARE S3 CURSOR FOR
             SELECT EMPNUM, EMPNAME
             FROM STAFF
             WHERE EMPNUM IN
             (SELECT EMPNUM
             FROM WORKS
             WHERE PNUM IN
             (SELECT PNUM
             FROM PROJ
             WHERE PTYPE IN
             (SELECT PTYPE
             FROM PROJ
             WHERE PNUM IN
             (SELECT PNUM
             FROM WORKS
             WHERE EMPNUM IN
             (SELECT EMPNUM
             FROM WORKS
             WHERE PNUM IN
             (SELECT PNUM
             FROM PROJ
             WHERE PTYPE = 'Design')))))) END-EXEC
           EXEC SQL OPEN S3 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNUM EMPNAME "
           END-IF
           MOVE 1 TO ii
           PERFORM P46 UNTIL ii > 19
           EXEC SQL CLOSE S3 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 4; i=", i " "
           if (i = 4) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0100','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0100','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 TEST0100 *******************
      ******************** BEGIN TEST0101 *******************

           DISPLAY " TEST0101 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 3) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY " *** use of GROUP BY in subquery. "
           DISPLAY " *** SELECT EMPNUM,PNUM "
           DISPLAY " *** FROM WORKS "
           DISPLAY " *** WHERE HOURS <= ALL "
           DISPLAY " *** (SELECT AVG(HOURS) "
           DISPLAY " *** FROM WORKS "
           DISPLAY " *** GROUP BY PNUM) "

           EXEC SQL DECLARE S22 CURSOR FOR
             SELECT EMPNUM,PNUM
             FROM   WORKS
             WHERE  HOURS <= ALL
             (SELECT AVG(HOURS)
             FROM   WORKS
             GROUP BY PNUM) END-EXEC
           EXEC SQL OPEN S22 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY " EMPNUM PNUM "
           END-IF
           MOVE 1 TO ii
           PERFORM P45 UNTIL ii > 19
           EXEC SQL CLOSE S22 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 2; i=", i " "
           if (i = 2) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0101','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0101','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 TEST0101 *******************
      ******************** BEGIN TEST0102 *******************

           DISPLAY " TEST0102 "
           DISPLAY " Reference ANSI X3.135-1989 5.24 GR 3) "
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY " *** SELECT DISTINCT EMPNUM "
           DISPLAY " *** FROM WORKS WORKSX "
           DISPLAY " *** WHERE NOT EXISTS "
           DISPLAY " *** (SELECT * "
           DISPLAY " *** FROM WORKS WORKSY "
           DISPLAY " *** WHERE EMPNUM = 'E2' "
           DISPLAY " *** AND NOT EXISTS "
           DISPLAY " *** (SELECT * "
           DISPLAY " *** FROM WORKS WORKSZ "
           DISPLAY " *** WHERE WORKSZ.EMPNUM =
      -    " WORKSX.EMPNUM "
           DISPLAY " *** AND WORKSZ.PNUM =
      -    " WORKSY.PNUM)) "
           EXEC SQL DECLARE S11 CURSOR FOR
             SELECT DISTINCT EMPNUM
             FROM WORKS WORKSX
             WHERE NOT EXISTS
             (SELECT *
             FROM WORKS WORKSY
             WHERE EMPNUM = 'E2'
             AND NOT EXISTS
             (SELECT *
             FROM WORKS WORKSZ
             WHERE WORKSZ.EMPNUM = WORKSX.EMPNUM
             AND WORKSZ.PNUM = WORKSY.PNUM)) END-EXEC
           EXEC SQL OPEN S11 END-EXEC
           MOVE SQLCODE TO SQL-COD
           MOVE 0 TO i
           if (SQLCODE  =  0) then
             DISPLAY "EMPNUM "
           END-IF
           MOVE 1 TO ii
           PERFORM P44 UNTIL ii > 19
           EXEC SQL CLOSE S11 END-EXEC
           MOVE SQLCODE TO SQL-COD

           DISPLAY " Here i should be 2; i=", i " "
           if (i = 2) then
             DISPLAY " *** pass *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0102','pass','PCO') END-EXEC
             MOVE SQLCODE TO SQL-COD
           else
             DISPLAY " dml022.pco *** fail *** "
             EXEC SQL INSERT INTO TESTREPORT
               VALUES('0102','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 TEST0102 *******************

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

      *    ****  Procedures for PERFORM statements

        P50.
             EXEC SQL FETCH S5 INTO
               :EMPNO1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY " ", EMPNO1
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P49.
             EXEC SQL FETCH S6 INTO
               :EMPNO1,:EMPNA1,:GRADE1,:SCITY END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY EMPNO1 " ", EMPNA1 " ", GRADE1 " ",
             SCITY
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P48.
             EXEC SQL FETCH S1 INTO
               :EMPNA1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY EMPNA1
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P47.
             EXEC SQL FETCH S2 INTO
               :EMPNA1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY EMPNA1
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P46.
             EXEC SQL FETCH S3 INTO
               :EMPNO1,:EMPNA1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY EMPNO1 " ", EMPNA1
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P45.
             EXEC SQL FETCH S22 INTO :WEMP,:WPNUM END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY " ", WEMP " ", WPNUM
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

        P44.
             EXEC SQL FETCH S11 INTO
               :EMPNO1 END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  =  0) then
               DISPLAY EMPNO1
               COMPUTE i = i + 1
             END-IF
           ADD 1 TO ii
           .

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