Quellcode-Bibliothek xts733.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XTS733.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "XTS733.PCO")

      *Copyright 1995 National Computing Centre Limited
      *and Computer Logic R&D S.A
      *on behalf of the CTS5 SQL2 Project.
      *All rights reserved.
      *The CTS5 SQL2 Project is sponsored by the European Community.
      *
      *The National Computing Centre Limited and Computer Logic R&D
      *have given permission to NIST to distribute this program
      *over the World Wide Web in order to promote SQL standards.
      *DISCLAIMER:
      *This program was reviewed by employees of NIST for
      *conformance to the SQL standards.
      *NIST assumes no responsibility for any party's use of
      *this program.

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * SQL VALIDATION TEST SUITE V6.0
      *
      * XTS733.PCO
      * WRITTEN BY: Manolis Megaloikonomou
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      * FULL OUTER JOIN <table ref> ON <search condition> -- static.
      *
      * REFERENCES
      *    7.10   -- <query expression>
      *    7.10 LR.2c -- Raised. Entry SQL restriction which
      *               prohibited the use of a <joined table>
      *               within a <query expression>.
      *    6.3    -- <Table reference>.
      *    6.3  LR.2a -- Raised. Entry SQL restriction which
      *               prohibited the use of a <joined table>
      *               in a <table reference>.
      *    7.5    -- <joined table>.
      *    7.5  GR.1.c
      *    7.5  GR.5.d
      *    7.5  GR.6.b
      *    7.5  LR.2a -- Raised. Entry SQL restriction which
      *               prohibited the use of a <joined table>
      *               in a <table reference>.
      *   F#4  -- Joined table.
      *   F#24 -- Keyword relaxations.
      *   F#40 -- Full outer join.
      *
      * DATE LAST ALTERED  18/12/95 CTS5 Hand-over Test
      *
      * Cleanups and fixes by V. Kogakis 06/12/95
      *
      * QA STATUS :
      *
      * Revised by DWF 1996-02-06
      *   Removed status checks after cursor definition
      *   Fixed expected results & allowed nulls to be sorted first
      *   Fixed null value no indicator parms
      *   Check indicators instead of expecting data not to change
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
       01  coun PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xtnum1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xtnum2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xtnum3 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xtnum4 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xtchar1 PIC  X(10).
       01  xtchar2 PIC  X(10).
       01  xtchar3 PIC  X(10).
       01  xtchar4 PIC  X(10).
       01  indic1 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  indic2 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  indic3 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  indic4 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
             EXEC SQL END DECLARE SECTION END-EXEC
       01  norm1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  norm2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ALPNUM-TABLE VALUE IS
               "01234ABCDEFGH56789IJKLMNOPQRSTUVWXYZ".
           05  ALPNUM PIC X OCCURS 36 TIMES.
       01  NORMSQ.
           05  NORMSQX PIC X OCCURS 5 TIMES.
       01  errcnt PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
      *date_time declaration
       01  TO-DAY PIC 9(6).
       01  THE-TIME PIC 9(8).
       01  flag PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  flag2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

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

       PROCEDURE DIVISION.
       P0.

             MOVE "CTS1 " TO uid
             CALL "AUTHID" USING uid
             MOVE "not logged in, not" TO uidx
             EXEC SQL SELECT USER INTO :uidx FROM CTS1.ECCO END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
             if (uid  NOT  =   uidx) then
               DISPLAY "ERROR: User ", uid, " expected. User ", uidx, "
      -    " connected"
            STOP RUN
             END-IF
             MOVE 0 TO errcnt

             DISPLAY "SQL Test Suite, V6.0, Embedded COBOL, xts733.pco"
             DISPLAY
           "59-byte ID"
             DISPLAY "TEd Version #"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

      ******************** BEGIN TEST7033 *******************

             MOVE 1 TO flag
             DISPLAY " TEST7033 "
             DISPLAY " FULL OUTER JOIN ON
      -    " condition> --static."
             DISPLAY "References:"
             DISPLAY " 7.10 -- "
             DISPLAY " 7.10 LR.2c -- Raised. Entry SQL restriction
      -    " which"
             DISPLAY " prohibited the use of a
      -    " table>"
             DISPLAY " within a ."
             DISPLAY " 6.3 --

."
             DISPLAY " 6.3 LR.2a -- Raised. Entry SQL restriction
      -    " which"
             DISPLAY " prohibited the use of a
      -    " table>"
             DISPLAY " in a

."
             DISPLAY " 7.5 -- ."
             DISPLAY " 7.5 GR.1.c"
             DISPLAY " 7.5 GR.5.d"
             DISPLAY " 7.5 GR.6.b"
             DISPLAY " 7.5 LR.2a -- Raised. Entry SQL restriction
      -    " which"
             DISPLAY " prohibited the use of a
      -    " table>"
             DISPLAY " in a

."
             DISPLAY " F#4 -- Joined table."
             DISPLAY " F#24 -- Keyword relaxations."
             DISPLAY " F#40 -- Full outer join."
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

      *Initialise error reporting variables
             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Ensure that the tables TEST6840A, TEST6840B, TEST6840C are empt
             EXEC SQL DELETE FROM TEST6840A END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL DELETE FROM TEST6840B END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL DELETE FROM TEST6840C END-EXEC
             MOVE SQLCODE TO SQL-COD

      *Insert two rows of non null values into TEST6840A
             DISPLAY "INSERT INTO TEST6840A VALUES (1,'A');"
             EXEC SQL INSERT INTO TEST6840A VALUES (1,'A') END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "
             DISPLAY "INSERT INTO TEST6840A VALUES (2,'B');"
             EXEC SQL INSERT INTO TEST6840A VALUES (2,'B') END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Insert two rows of non null values into TEST6840B
             DISPLAY "INSERT INTO TEST6840B VALUES (2,'C');"
             EXEC SQL INSERT INTO TEST6840B VALUES (2,'C') END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "
             DISPLAY "INSERT INTO TEST6840B VALUES (3,'A');"
             EXEC SQL INSERT INTO TEST6840B VALUES (3,'A') END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE a CURSOR"
             DISPLAY "FOR SELECT * FROM TEST6840A FULL OUTER JOIN
      -    " TEST6840B"
             DISPLAY "ON NUM_A = NUM_B ORDER BY NUM_A;"
             EXEC SQL DECLARE a CURSOR
               FOR SELECT * FROM TEST6840A FULL OUTER JOIN TEST6840B
               ON NUM_A = NUM_B ORDER BY NUM_A END-EXEC

      *Result should be:
      *NUM_A CH_A NUM_B CH_B
      *----- ---- ----- ----
      *  1     A   NULL NULL
      *  2     B    2     C
      *NULL  NULL   3     A
      *Except that the last row might actually be the first:
      *13.1 GR.3.b:  Whether nulls sort above or below non-nulls is
      *implementation-defined!

      *flag2 will be set if the null row is first.
             MOVE 0 TO flag2

             DISPLAY "OPEN a;"
             EXEC SQL OPEN a END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "There are two possible sorting orders for this
      -    " cursor,"
             DISPLAY "because the sort column contains a NULL. (13.1
      -    " GR.3.b)"

           .
        P102.
      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4

             DISPLAY "FETCH a INTO :xtnum1:indic1, :xtchar1:indic2,"
             DISPLAY " :xtnum2:indic3, :xtchar2:indic4;"
             EXEC SQL FETCH a INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             if (indic1  =  -1  AND  flag2  =  0) then
               DISPLAY "Sorting order is nulls-first."
               MOVE 1 TO flag2
               GO TO P100
             END-IF
             if (indic1  NOT =  -1  AND  flag2  =  0) then
               DISPLAY "Sorting order is nulls-last."
             END-IF
             DISPLAY "xtnum1 should be 1; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             if (xtnum1  NOT =  1  OR  xtchar1  NOT  =   "A")  then
               MOVE 0 TO flag
             END-IF
             if (indic3  NOT =  -1  OR  indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2

             DISPLAY "FETCH a INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2;"
             EXEC SQL FETCH a INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be B; its value is ", xtchar1
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be C; its value is ", xtchar2
             if ( xtnum1  NOT =  2  OR  xtchar1  NOT  =   "B") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  2  OR  xtchar2  NOT  =   "C") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P101
             END-IF

      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4

             DISPLAY "FETCH a INTO :xtnum1:indic1, :xtchar1:indic2,"
             DISPLAY " :xtnum2:indic3, :xtchar2:indic4;"
             EXEC SQL FETCH a INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK

           .
        P100.
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum2 should be 3; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  3  OR  xtchar2  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P102
             END-IF

           .
        P101.
             DISPLAY "CLOSE a;"
             EXEC SQL CLOSE a END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE b CURSOR"
             DISPLAY "FOR SELECT * FROM TEST6840A FULL JOIN TEST6840B"
             DISPLAY "ON CH_A = CH_B ORDER BY NUM_A;"
             EXEC SQL DECLARE b CURSOR
               FOR SELECT * FROM TEST6840A FULL JOIN TEST6840B
               ON CH_A = CH_B ORDER BY NUM_A END-EXEC

      *Result should be:
      *NUM_A CH_A NUM_B CH_B
      *----- ---- ----- ----
      *  1     A    3     A
      *  2     B   NULL NULL
      * NULL  NULL  2     C
      *Again, the sorting order is uncertain because of the null.

             DISPLAY "OPEN b;"
             EXEC SQL OPEN b END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Branch if nulls first
             if (flag2  =  1) then
               GO TO P103
             END-IF

           .
        P104.
      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2

             DISPLAY "FETCH b INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2;"
             EXEC SQL FETCH b INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 1; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "xtnum2 should be 3; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             if ( xtnum1  NOT =  1  OR  xtchar1  NOT  =   "A" ) then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  3  OR  xtchar2  NOT  =   "A" ) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE 99 TO indic1
             MOVE 99 TO indic2

             EXEC SQL FETCH b INTO :xtnum1, :xtchar1,
               :xtnum2:indic1, :xtchar2:indic2 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be B; its value is ", xtchar1
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             if ( xtnum1  NOT =  2  OR  xtchar1  NOT  =   "B" ) then
               MOVE 0 TO flag
             END-IF
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P105
             END-IF

           .
        P103.
      *Initialise host variables
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2

             DISPLAY "FETCH b INTO :xtnum1:indic1, :xtchar1:indic2,"
             DISPLAY " :xtnum2, :xtchar2;"
             EXEC SQL FETCH b INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2, :xtchar2 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be C; its value is ", xtchar2
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  2  OR  xtchar2  NOT  =   "C" ) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P104
             END-IF

           .
        P105.
             DISPLAY "CLOSE b;"
             EXEC SQL CLOSE b END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "INSERT INTO TEST6840C"
             DISPLAY "TEST6840A FULL OUTER JOIN TEST6840B ON NUM_A = 2;"
             EXEC SQL INSERT INTO TEST6840C
               TEST6840A FULL OUTER JOIN TEST6840B ON NUM_A = 2 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *TEST6840C is now:
      *NUM_C1 CH_C1 NUM_C2 CH_C2
      *------ ----- ------ -----
      *  2      B     2      C
      *  2      B     3      A
      *  1      A    NULL  NULL

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM TEST6840C;"
             EXEC SQL SELECT  COUNT(*) INTO :coun FROM TEST6840C
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 3; its value is ", coun
             if (coun  NOT =  3) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM TEST6840C"
             DISPLAY "WHERE NUM_C1 = 1 AND CH_C1 = 'A' "
             DISPLAY "AND NUM_C2 IS NULL AND CH_C2 IS NULL;"
             EXEC SQL SELECT  COUNT(*) INTO :coun FROM TEST6840C
               WHERE NUM_C1 = 1 AND CH_C1 = 'A' AND NUM_C2 IS NULL AND
             CH_C2 IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 1; its value is ", coun
             if (coun  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM TEST6840C"
             DISPLAY "WHERE NUM_C1 = 2 AND CH_C1 = 'B' AND NUM_C2 = 2
      -    " AND CH_C2 = 'C';"
             EXEC SQL SELECT  COUNT(*) INTO :coun FROM TEST6840C
               WHERE NUM_C1 = 2 AND CH_C1 = 'B' AND NUM_C2 = 2 AND CH_C2
             = 'C' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 1; its value is ", coun
             if (coun  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM TEST6840C"
             DISPLAY "WHERE NUM_C1 = 2 AND CH_C1 = 'B' AND NUM_C2 = 3
      -    " AND CH_C2 = 'A';"
             EXEC SQL SELECT  COUNT(*) INTO :coun FROM TEST6840C
               WHERE NUM_C1 = 2 AND CH_C1 = 'B' AND NUM_C2 = 3  AND
             CH_C2 = 'A' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 1; its value is ", coun
             if (coun  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             DISPLAY "DECLARE c CURSOR FOR SELECT * FROM"
             DISPLAY "(TEST6840B FULL JOIN TEST6840A AS CN1 ON
      -    " TEST6840B.CH_B = CN1.CH_A)"
             DISPLAY "FULL JOIN TEST6840A AS CN2 ON TEST6840B.NUM_B =
      -    " CN2.NUM_A"
             DISPLAY "ORDER BY TEST6840B.NUM_B, CN1.NUM_A;"
             EXEC SQL DECLARE c CURSOR
               FOR SELECT * FROM
               (TEST6840B FULL JOIN TEST6840A AS CN1 ON TEST6840B.CH_B =
             CN1.CH_A)
               FULL JOIN TEST6840A AS CN2 ON TEST6840B.NUM_B = CN2.NUM_A
               ORDER BY TEST6840B.NUM_B, CN1.NUM_A END-EXEC

      *TEST6840B is
      *NUM_B  CH_B
      *-----  ----
      *  2      C
      *  3      A

      *TEST6840A is
      *NUM_A  CH_A
      *-----  ----
      *  1      A
      *  2      B

      *TEST6840B FULL JOIN TEST6840A AS CN1 ON TEST6840B.CH_B = CN1.CH
      *NUM_B  CH_B  NUM_A  CH_A
      *-----  ----  -----  ----
      *  3      A     1      A
      *  2      C    NULL  NULL
      * NULL  NULL    2      B

      *...  FULL JOIN TEST6840A AS CN2 ON TEST6840B.NUM_B = CN2.NUM_A
      *Result should be (nulls last):
      *NUM_B  CH_B  CN1.NUM_A  CN1.CH_A  CN2.NUM_A  CN2.CH_A
      *-----  ----  ---------  --------  ---------  --------
      *  2      C      NULL      NULL        2          B
      *  3      A        1         A        NULL      NULL
      *NULL   NULL       2         B        NULL      NULL
      *NULL   NULL     NULL      NULL        1          A
      *or (nulls first):
      *NUM_B  CH_B  CN1.NUM_A  CN1.CH_A  CN2.NUM_A  CN2.CH_A
      *-----  ----  ---------  --------  ---------  --------
      *NULL   NULL     NULL      NULL        1          A
      *NULL   NULL       2         B        NULL      NULL
      *  2      C      NULL      NULL        2          B
      *  3      A        1         A        NULL      NULL

             DISPLAY "OPEN c;"
             EXEC SQL OPEN c END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P106
             END-IF

      *This is the nulls-last branch

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             DISPLAY "FETCH c INTO :xtnum1, :xtchar1, :xtnum2:indic1,"
             DISPLAY ":xtchar2:indic2, :xtnum3, :xtchar3;"
             EXEC SQL FETCH c INTO :xtnum1, :xtchar1, :xtnum2:indic1,
               :xtchar2:indic2,  :xtnum3, :xtchar3 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be C; its value is ", xtchar1
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum3 should be 2; its value is ", xtnum3
             DISPLAY "xtchar3 should be B; its value is ", xtchar3
             if (xtnum1  NOT =  2   OR  xtchar1  NOT  =   "C"  OR
             indic1  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic2  NOT =  -1  OR  xtnum3 NOT = 2  OR  xtchar3  NOT
              =   "B") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             DISPLAY "FETCH c INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3:indic1, :xtchar3:indic2;"
             EXEC SQL FETCH c INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3:indic1, :xtchar3:indic2 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 3; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "xtnum2 should be 1; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             if ( xtnum1  NOT =  3   OR  xtchar1  NOT  =   "A"  OR
             xtnum2  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             if (xtchar2  NOT  =   "A"  OR  indic1  NOT =  -1  OR
             indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             EXEC SQL FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2, :xtchar2, :xtnum3:indic3, :xtchar3:indic4
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be B; its value is ", xtchar2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1  OR  xtnum2
             NOT =  2) then
               MOVE 0 TO flag
             END-IF
             if (xtchar2  NOT  =   "B"  OR  indic3  NOT =  -1  OR
             indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,"
             DISPLAY ":xtnum2:indic3, :xtchar2:indic4, :xtnum3,
      -    " :xtchar3;"
             EXEC SQL FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4, :xtnum3, :xtchar3
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             DISPLAY "xtnum3 should be 1; its value is ", xtnum3
             DISPLAY "xtchar3 should be A; its value is ", xtchar3
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1  OR  indic3
             NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic4  NOT =  -1  OR  xtnum3 NOT = 1  OR  xtchar3  NOT
              =   "A") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             GO TO P107

      *nulls-first branch
           .
        P106.
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,"
             DISPLAY ":xtnum2:indic3, :xtchar2:indic4, :xtnum3,
      -    " :xtchar3;"
             EXEC SQL FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4, :xtnum3, :xtchar3
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             DISPLAY "xtnum3 should be 1; its value is ", xtnum3
             DISPLAY "xtchar3 should be A; its value is ", xtchar3
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1  OR  indic3
             NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic4  NOT =  -1  OR  xtnum3 NOT = 1  OR  xtchar3  NOT
              =   "A") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             EXEC SQL FETCH c INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2, :xtchar2, :xtnum3:indic3, :xtchar3:indic4
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be B; its value is ", xtchar2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1  OR  xtnum2
             NOT =  2) then
               MOVE 0 TO flag
             END-IF
             if (xtchar2  NOT  =   "B"  OR  indic3  NOT =  -1  OR
             indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             DISPLAY "FETCH c INTO :xtnum1, :xtchar1, :xtnum2:indic1,"
             DISPLAY ":xtchar2:indic2, :xtnum3, :xtchar3;"
             EXEC SQL FETCH c INTO :xtnum1, :xtchar1, :xtnum2:indic1,
               :xtchar2:indic2,  :xtnum3, :xtchar3 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be C; its value is ", xtchar1
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "xtnum3 should be 2; its value is ", xtnum3
             DISPLAY "xtchar3 should be B; its value is ", xtchar3
             if (xtnum1  NOT =  2   OR  xtchar1  NOT  =   "C"  OR
             indic1  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic2  NOT =  -1  OR  xtnum3 NOT = 2  OR  xtchar3  NOT
              =   "B") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             DISPLAY "FETCH c INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3:indic1, :xtchar3:indic2;"
             EXEC SQL FETCH c INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3:indic1, :xtchar3:indic2 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 3; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "xtnum2 should be 1; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             if ( xtnum1  NOT =  3   OR  xtchar1  NOT  =   "A"  OR
             xtnum2  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             if (xtchar2  NOT  =   "A"  OR  indic1  NOT =  -1  OR
             indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

           .
        P107.
             DISPLAY "CLOSE c;"
             EXEC SQL CLOSE c END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE d CURSOR FOR SELECT * FROM"
             DISPLAY "(TEST6840A AS CN3 FULL OUTER JOIN TEST6840A AS
      -    " CN4"
             DISPLAY " ON CN3.NUM_A = CN4.NUM_A) FULL OUTER JOIN"
             DISPLAY "(TEST6840B AS CN5 FULL OUTER JOIN TEST6840B AS
      -    " CN6"
             DISPLAY " ON CN5.CH_B = CN6.CH_B) ON CN3.NUM_A = CN5.NUM_B"
             DISPLAY "ORDER BY CN3.NUM_A;"
             EXEC SQL DECLARE d CURSOR
               FOR SELECT * FROM
               (TEST6840A AS CN3 FULL OUTER JOIN TEST6840A AS CN4
               ON CN3.NUM_A = CN4.NUM_A)
               FULL OUTER JOIN
               (TEST6840B AS CN5 FULL OUTER JOIN TEST6840B AS CN6
               ON CN5.CH_B = CN6.CH_B)
               ON CN3.NUM_A = CN5.NUM_B
               ORDER BY CN3.NUM_A END-EXEC

      *TEST6840A is
      *NUM_A  CH_A
      *-----  ----
      *  1      A
      *  2      B

      *TEST6840B is
      *NUM_B  CH_B
      *-----  ----
      *  2      C
      *  3      A

      *TEST6840A AS CN3 FULL OUTER JOIN TEST6840A AS CN4
      *         ON CN3.NUM_A = CN4.NUM_A
      *CN3.NUM_A CN3.CH_A CN4.NUM_A CN4.CH_A
      *--------- -------- --------- --------
      *    1        A          1        A
      *    2        B          2        B

      *TEST6840B AS CN5 FULL OUTER JOIN TEST6840B AS CN6
      *          ON CN5.CH_B = CN6.CH_B
      *CN5.NUM_B CN5.CH_B CN6.NUM_B CN6.CH_B
      *--------- -------- --------- --------
      *   2          C        2         C
      *   3          A        3         A

      *... OUTER JOIN ... ON CN3.NUM_A = CN5.NUM_B ORDER BY CN3.NUM_A
      *Result should be
      *CN3.NUM_ACN3.CH_ACN4.NUM_ACN4.CH_ACN5.NUM_BCN5.CH_BCN6.NUM_BCN6
      *---------------------------------------------------------------
      *   1          A      1        A      NULL     NULL   NULL
      *   2          B      2        B       2        C       2
      * NULL        NULL   NULL    NULL      3        A       3
      *Or last row can be first for nulls-first sorting.

             DISPLAY "OPEN d;"
             EXEC SQL OPEN d END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             if (flag2  =  1) then
               GO TO P109
             END-IF

      *nulls-last branch

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3:indic1, :xtchar3:indic2, :xtnum4:indic3,
      -    " :xtchar4:indic4;"
             EXEC SQL FETCH d INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3:indic1, :xtchar3:indic2, :xtnum4:indic3,
             :xtchar4:indic4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 1; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "xtnum2 should be 1; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             if ( xtnum1  NOT =  1  OR  xtchar1  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  1  OR  xtchar2  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic3  NOT =  -1  OR  indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3, :xtchar3, :xtnum4, :xtchar4;"
             EXEC SQL FETCH d INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3, :xtchar3, :xtnum4, :xtchar4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be B; its value is ", xtchar1
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be B; its value is ", xtchar2
             DISPLAY "xtnum3 should be 2; its value is ", xtnum3
             DISPLAY "xtchar3 should be C; its value is ", xtchar3
             DISPLAY "xtnum4 should be 2; its value is ", xtnum4
             DISPLAY "xtchar4 should be C; its value is ", xtchar4
             if ( xtnum1  NOT =  2  OR  xtchar1  NOT  =   "B") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  2  OR  xtchar2  NOT  =   "B") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum3  NOT =  2  OR  xtchar3  NOT  =   "C") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum4  NOT =  2  OR  xtchar4  NOT  =   "C") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3, :xtchar3, :xtnum4, :xtchar4;"
             EXEC SQL FETCH d INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4,
               :xtnum3, :xtchar3, :xtnum4, :xtchar4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             DISPLAY "xtnum3 should be 3; its value is ", xtnum3
             DISPLAY "xtchar3 should be A; its value is ", xtchar3
             DISPLAY "xtnum4 should be 3; its value is ", xtnum4
             DISPLAY "xtchar4 should be A; its value is ", xtchar4
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic3  NOT =  -1  OR  indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if ( xtnum3  NOT =  3  OR  xtchar3  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum4  NOT =  3  OR  xtchar4  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             GO TO P108

           .
        P109.

      *nulls-first branch
             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3, :xtchar3, :xtnum4, :xtchar4;"
             EXEC SQL FETCH d INTO :xtnum1:indic1, :xtchar1:indic2,
               :xtnum2:indic3, :xtchar2:indic4,
               :xtnum3, :xtchar3, :xtnum4, :xtchar4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             DISPLAY "xtnum3 should be 3; its value is ", xtnum3
             DISPLAY "xtchar3 should be A; its value is ", xtchar3
             DISPLAY "xtnum4 should be 3; its value is ", xtnum4
             DISPLAY "xtchar4 should be A; its value is ", xtchar4
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic3  NOT =  -1  OR  indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if ( xtnum3  NOT =  3  OR  xtchar3  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum4  NOT =  3  OR  xtchar4  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             MOVE 99 TO indic1
             MOVE 99 TO indic2
             MOVE 99 TO indic3
             MOVE 99 TO indic4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3:indic1, :xtchar3:indic2, :xtnum4:indic3,
      -    " :xtchar4:indic4;"
             EXEC SQL FETCH d INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3:indic1, :xtchar3:indic2, :xtnum4:indic3,
             :xtchar4:indic4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 1; its value is ", xtnum1
             DISPLAY "xtchar1 should be A; its value is ", xtchar1
             DISPLAY "xtnum2 should be 1; its value is ", xtnum2
             DISPLAY "xtchar2 should be A; its value is ", xtchar2
             DISPLAY "indic1 should be -1; its value is ", indic1
             DISPLAY "indic2 should be -1; its value is ", indic2
             DISPLAY "indic3 should be -1; its value is ", indic3
             DISPLAY "indic4 should be -1; its value is ", indic4
             if ( xtnum1  NOT =  1  OR  xtchar1  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  1  OR  xtchar2  NOT  =   "A") then
               MOVE 0 TO flag
             END-IF
             if (indic1  NOT =  -1  OR  indic2  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             if (indic3  NOT =  -1  OR  indic4  NOT =  -1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 999 TO xtnum1
             MOVE 999 TO xtnum2
             MOVE 999 TO xtnum3
             MOVE 999 TO xtnum4
             MOVE "xxxxxxxxxx" TO xtchar1
             MOVE "xxxxxxxxxx" TO xtchar2
             MOVE "xxxxxxxxxx" TO xtchar3
             MOVE "xxxxxxxxxx" TO xtchar4
             DISPLAY "FETCH d INTO :xtnum1, :xtchar1, :xtnum2,
      -    " :xtchar2,"
             DISPLAY ":xtnum3, :xtchar3, :xtnum4, :xtchar4;"
             EXEC SQL FETCH d INTO :xtnum1, :xtchar1, :xtnum2, :xtchar2,
               :xtnum3, :xtchar3, :xtnum4, :xtchar4 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "xtnum1 should be 2; its value is ", xtnum1
             DISPLAY "xtchar1 should be B; its value is ", xtchar1
             DISPLAY "xtnum2 should be 2; its value is ", xtnum2
             DISPLAY "xtchar2 should be B; its value is ", xtchar2
             DISPLAY "xtnum3 should be 2; its value is ", xtnum3
             DISPLAY "xtchar3 should be C; its value is ", xtchar3
             DISPLAY "xtnum4 should be 2; its value is ", xtnum4
             DISPLAY "xtchar4 should be C; its value is ", xtchar4
             if ( xtnum1  NOT =  2  OR  xtchar1  NOT  =   "B") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum2  NOT =  2  OR  xtchar2  NOT  =   "B") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum3  NOT =  2  OR  xtchar3  NOT  =   "C") then
               MOVE 0 TO flag
             END-IF
             if ( xtnum4  NOT =  2  OR  xtchar4  NOT  =   "C") then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

           .
        P108.
             DISPLAY "CLOSE d;"
             EXEC SQL CLOSE d END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             if ( flag  =  1 ) then
               DISPLAY " xts733.pco *** pass *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7033','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " xts733.pco *** fail *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7033','fail','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1

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

               EXEC SQL COMMIT WORK END-EXEC
               MOVE SQLCODE TO SQL-COD
      ******************** END TEST7033 ********************

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

      *    ****  Procedures for PERFORM statements

      *Test SQLCODE and SQLSTATE for normal completion.
       CHCKOK.
             DISPLAY "SQLCODE should be 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 00000; its value is ", SQLSTATE
             PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE NOT =  0  OR   NORMSQ NOT = "00000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ = "00000"  AND  NORMSQ NOT = SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             .

       NOSUBCLASS.

      *This routine replaces valid implementation-defined
      *subclasses with 000.  This replacement equates valid
      *implementation-defined subclasses with the 000 value
      *expected by the test case; otherwise the test will fail.
      *After calling NOSUBCLASS, NORMSQ will be tested
      *                          SQLSTATE will be printed.

           MOVE SQLSTATE TO NORMSQ

           MOVE 3 TO norm1
      *subclass begins in position 3 of char array NORMSQ
      *valid subclass begins with 5-9, I-Z, end of ALPNUM table
           PERFORM VARYING norm2 FROM 14 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

      *Quit if NORMSQ is unchanged.  Subclass is not impl.-def.
      *Changed NORMSQ means implementation-defined subclass,
      *so proceed to zero it out, if valid (0-9,A-Z)
           if (NORMSQ   =   SQLSTATE) then
             GO TO EXIT-NOSUBCLASS
           END-IF

           MOVE 4 TO norm1
      *examining position 4 of char array NORMSQ
      *valid characters are 0-9, A-Z
           PERFORM VARYING norm2 FROM 1 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

           MOVE 5 TO norm1
      *valid characters are 0-9, A-Z
      *examining position 5 of char array NORMSQ
           PERFORM VARYING norm2 FROM 1 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

      *implementation-defined subclasses are allowed for warnings
      *(class = 01).  These equate to successful completion
      *SQLSTATE values of 00000.
      *Reference SQL-92 4.28 SQL-transactions, paragraph 2

           if (NORMSQX(1)  =  "0"  AND  NORMSQX(2)  =  "1") then
             MOVE "0" TO NORMSQX(2)
           END-IF
           .

       EXIT-NOSUBCLASS.
           EXIT.

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