Quelle mpb012.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  MPB012.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * Standard COBOL (file "MPB012.SCO") calling SQL
      * procedures in file "MPB012.MCO".

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1995/03/28 STANDARD 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.
      *
      * MPB012.SCO
      * WRITTEN BY:  David W. Flater
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED COBOL BY CHRIS SCHANZLE
      *
      * This routine tests SET TRANSACTION ISOLATION LEVEL for
      * dynamic SQL.  This is part B of a two-part program.
      *
      * References:
      *   FIPS PUB 127-2 14.1 Transitional SQL
      *   ANSI SQL-1992 14.1 <set transaction statement>
      *
      ****************************************************************

      * EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
       01  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  int1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  int2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  int3 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  dstmt PIC  X(50).
       01  longst PIC  X(240).
       01  progno PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
      *  EXEC SQL END DECLARE SECTION END-EXEC
       01  PLEN PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  SQLCD1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  pauze PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  repcnt PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  iii PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  fails PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  maxfls PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  oldtok PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  waitin PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       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.
      * Debugging is turned on by setting debug1 = 1
       01  debug1 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  SQL-COD PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

       PROCEDURE DIVISION.
       P0.

             MOVE "SULLIVAN1 " TO uid
             CALL "AUTHID" USING uid
             MOVE "not logged in, not" TO uidx
      *  EXEC SQL SELECT USER INTO :uidx FROM HU.ECCO;
             CALL "SUB1" USING SQLCODE SQLSTATE uidx
             MOVE SQLCODE TO SQL-COD
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB2" USING SQLCODE SQLSTATE
             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, Module COBOL, mpb012.sco"
             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

             DISPLAY "This is part B of a two-part test. It should be
      -    " started"
             DISPLAY "AFTER mpa012. Table TOKENS must exist in schema
      -    " HU."

      *to debug program, set debug1 = 1
             MOVE 0 TO debug1
             MOVE 100 TO maxfls
             MOVE 100 TO pauze
             MOVE 12 TO progno

      ******************** BEGIN TEST0590 *******************
             MOVE 1 TO flag

      *SQL-92 14.1 GR.5 says that a transaction at a particular
      *isolation level must not exhibit phenomena which are not
      *supposed to be possible at that level, but does not
      *require transactions to exhibit those phenomena which
      *are possible.  A conforming implementation could simply
      *ignore all SET TRANSACTION ISOLATION LEVEL statements
      *and treat all transactions as SERIALIZABLE.  The
      *phenomena are defined in SQL-92 4.28.

             DISPLAY " TEST0590 "
             DISPLAY " SET TR ISOLATION LEVEL (dynamic)"
             DISPLAY "Reference:"
             DISPLAY " F# 11 -- Transaction Isolation"
             DISPLAY " F# 1 -- Dynamic SQL"
             DISPLAY " 14.1 -- "
             DISPLAY " 4.28 -- SQL-transactions"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

             MOVE 1 TO waitin
             MOVE 0 TO fails
             COMPUTE oldtok = -1
             DISPLAY "Waiting for the token to reach ", waitin, "."

           .
        P165.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P165"
             END-IF
             COMPUTE int1 = -1
      *  EXEC SQL SELECT TOKEN_NO INTO :int1 FROM HU.TOKENS
      *    WHERE PROG_NO = :progno;
             CALL "SUB3" USING SQLCODE SQLSTATE int1 progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
             END-IF
             if (int1  NOT =  oldtok  AND  SQLCODE  NOT <  0  AND
             SQLCODE  NOT =  100 ) then
               DISPLAY "Token = ", int1
               MOVE int1 TO oldtok
               MOVE 0 TO fails
             END-IF
             if (SQLCODE  <  0  OR  int1  NOT =  waitin) then
      *Waste time and try again
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
               if (NORMSQ   =   "21000") then
                 GO TO P198
               END-IF
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  014
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB4" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 2 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB5" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P165
             END-IF

      *The token is exchanged up front to synchronize, then the two
      *programs try to run concurrently.

             MOVE 0 TO fails
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
             DISPLAY "Passing token to 'A' and running concurrently...."

           .
        P169.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P169"
             END-IF
      *  EXEC SQL UPDATE HU.TOKENS SET TOKEN_NO = TOKEN_NO + 1
      *    WHERE PROG_NO = :progno;
             CALL "SUB6" USING SQLCODE SQLSTATE progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  015
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB7" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB8" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P169
             END-IF
      *  EXEC SQL COMMIT WORK;
             CALL "SUB9" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  016
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB10" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB11" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P169
             END-IF
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

      *Try to generate dirty read.
           .
        P131.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P131"
             END-IF

             DISPLAY "dstmt=""INSERT INTO USG103 VALUES (589, 985)"""
             MOVE "INSERT INTO USG103 VALUES (589, 985) "
             TO dstmt
             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
      *  EXEC SQL EXECUTE IMMEDIATE :dstmt;
             CALL "SUB12" USING SQLCODE SQLSTATE dstmt
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLCODE is ", SQL-COD
             DISPLAY "'A' should try to read 589, 985 now."
             DISPLAY "Begin SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
               MOVE 10 TO PLEN
               PERFORM SLEEEP THRU P333
             DISPLAY "End SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

             DISPLAY "dstmt=""DELETE FROM USG103 WHERE C_1 = 985"""
             MOVE "DELETE FROM USG103 WHERE C_1 = 985 "
             TO dstmt
             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
      *  EXEC SQL EXECUTE IMMEDIATE :dstmt;
             CALL "SUB13" USING SQLCODE SQLSTATE dstmt
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLCODE is ", SQL-COD
             MOVE SQLCODE TO SQLCD1
             DISPLAY "Committing transaction...."
      *  EXEC SQL COMMIT WORK;
             CALL "SUB14" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0  OR  SQLCD1  <  0) then
               DISPLAY "SQLCODE is ", SQL-COD, " -- Transaction voided."
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB15" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
               GO TO P131
             END-IF

             MOVE 3 TO waitin
             MOVE 0 TO fails
             COMPUTE oldtok = -1
             DISPLAY "Waiting for the token to reach ", waitin, "."

           .
        P167.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P167"
             END-IF
             COMPUTE int1 = -1
      *  EXEC SQL SELECT TOKEN_NO INTO :int1 FROM HU.TOKENS
      *    WHERE PROG_NO = :progno;
             CALL "SUB16" USING SQLCODE SQLSTATE int1 progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
             END-IF
             if (int1  NOT =  oldtok  AND  SQLCODE  NOT <  0  AND
             SQLCODE  NOT =  100 ) then
               DISPLAY "Token = ", int1
               MOVE int1 TO oldtok
               MOVE 0 TO fails
             END-IF
             if (SQLCODE  <  0  OR  int1  NOT =  waitin) then
      *Waste time and try again
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
               if (NORMSQ   =   "21000") then
                 GO TO P198
               END-IF
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  017
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB17" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 2 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB18" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P167
             END-IF

      *The token is exchanged up front to synchronize, then the two
      *programs try to run concurrently.

             MOVE 0 TO fails
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
             DISPLAY "Passing token to 'A' and running concurrently...."

           .
        P170.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P170"
             END-IF
      *  EXEC SQL UPDATE HU.TOKENS SET TOKEN_NO = TOKEN_NO + 1
      *    WHERE PROG_NO = :progno;
             CALL "SUB19" USING SQLCODE SQLSTATE progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  018
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB20" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB21" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P170
             END-IF
      *  EXEC SQL COMMIT WORK;
             CALL "SUB22" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  019
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB23" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB24" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P170
             END-IF
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

      *Try to generate a non-repeatable read.

           .
        P132.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P132"
             END-IF
             DISPLAY "'A' should do a read now."
             DISPLAY "Begin SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
               MOVE 10 TO PLEN
               PERFORM SLEEEP THRU P333
             DISPLAY "End SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

             DISPLAY "dstmt=""UPDATE USG103 SET C_1 = 1000 WHERE C_1 =
      -    " 600"""
             MOVE "UPDATE USG103 SET C_1 = 1000 WHERE C_1 = 600 "
             TO dstmt
             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
      *  EXEC SQL EXECUTE IMMEDIATE :dstmt;
             CALL "SUB25" USING SQLCODE SQLSTATE dstmt
             MOVE SQLCODE TO SQL-COD
             MOVE SQLCODE TO SQLCD1
             DISPLAY "SQLCODE is ", SQL-COD
             DISPLAY "'A' can do another read now."

             DISPLAY "Committing transaction...."
      *  EXEC SQL COMMIT WORK;
             CALL "SUB26" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0  OR  SQLCD1  <  0) then
               DISPLAY "SQLCODE is ", SQL-COD, " -- Transaction voided."
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB27" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
               if (fails  >  3) then
               MOVE 20 TO PLEN
               PERFORM SLEEEP THRU P333
               END-IF
               GO TO P132
             END-IF

             MOVE 5 TO waitin
             MOVE 0 TO fails
             COMPUTE oldtok = -1
             DISPLAY "Waiting for the token to reach ", waitin, "."

           .
        P171.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P171"
             END-IF
             COMPUTE int1 = -1
      *  EXEC SQL SELECT TOKEN_NO INTO :int1 FROM HU.TOKENS
      *    WHERE PROG_NO = :progno;
             CALL "SUB28" USING SQLCODE SQLSTATE int1 progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
             END-IF
             if (int1  NOT =  oldtok  AND  SQLCODE  NOT <  0  AND
             SQLCODE  NOT =  100 ) then
               DISPLAY "Token = ", int1
               MOVE int1 TO oldtok
               MOVE 0 TO fails
             END-IF
             if (SQLCODE  <  0  OR  int1  NOT =  waitin) then
      *Waste time and try again
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
               if (NORMSQ   =   "21000") then
                 GO TO P198
               END-IF
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  030
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB29" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 2 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB30" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P171
             END-IF

      *The token is exchanged up front to synchronize, then the two
      *programs try to run concurrently.

             MOVE 0 TO fails
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
             DISPLAY "Passing token to 'A' and running concurrently...."

           .
        P172.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P172"
             END-IF
      *  EXEC SQL UPDATE HU.TOKENS SET TOKEN_NO = TOKEN_NO + 1
      *    WHERE PROG_NO = :progno;
             CALL "SUB31" USING SQLCODE SQLSTATE progno
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  031
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB32" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB33" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P172
             END-IF
      *  EXEC SQL COMMIT WORK;
             CALL "SUB34" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
      *Waste time and try again
               DISPLAY "SQLCODE = ", SQL-COD, " SQLSTATE = '",
             SQLSTATE,  "'"
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
      *TEd hook for fixing delays:  032
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB35" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               MOVE 1 TO PLEN
               PERFORM SLEEEP THRU P333
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB36" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               GO TO P172
             END-IF
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

           .
        P133.
      *Try to generate a phantom read.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P133"
             END-IF
             DISPLAY "'A' should select count now."
             DISPLAY "Begin SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
               MOVE 10 TO PLEN
               PERFORM SLEEEP THRU P333
             DISPLAY "End SLEEEP (10)"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME
             DISPLAY "dstmt=""INSERT INTO USG103 VALUES (589, 5555)"""
             MOVE "INSERT INTO USG103 VALUES (589, 5555) "
             TO dstmt
             DISPLAY "PREPARE S1031 FROM :dstmt;"
      *  EXEC SQL PREPARE S1031 FROM :dstmt;
             CALL "SUB37" USING SQLCODE SQLSTATE dstmt
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0) then
               DISPLAY "Failure on PREPARE = failure on test"
               MOVE 0 TO flag
               GO TO P150
             END-IF
             DISPLAY "EXECUTE S1031;"
      *  EXEC SQL EXECUTE S1031;
             CALL "SUB38" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             MOVE SQLCODE TO SQLCD1
             DISPLAY "SQLCODE is ", SQL-COD
             DISPLAY "'A' should select count again now."

             DISPLAY "Committing transaction...."
      *  EXEC SQL COMMIT WORK;
             CALL "SUB39" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (SQLCODE  <  0  OR  SQLCD1  <  0) then
               DISPLAY "SQLCODE is ", SQL-COD, " -- Transaction voided."
      *    EXEC SQL ROLLBACK WORK;
               CALL "SUB40" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE fails = fails + 1
               if (fails  >  maxfls) then
                 GO TO P199
               END-IF
               if (fails  >  3) then
               MOVE 20 TO PLEN
               PERFORM SLEEEP THRU P333
               END-IF
               GO TO P133
             END-IF

           .
        P150.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P150"
             END-IF
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB41" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD

             if ( flag  =  1 ) then
               DISPLAY " *** pass *** "
      *    EXEC SQL INSERT INTO HU.TESTREPORT
      *      VALUES('0590','pass','MCO');
               CALL "SUB42" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " mpb012.sco *** fail *** "
      *    EXEC SQL INSERT INTO HU.TESTREPORT
      *      VALUES('0590','fail','MCO');
               CALL "SUB43" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
             END-IF
      *  EXEC SQL COMMIT WORK;
             CALL "SUB44" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD

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

      ******************** END TEST0590 ********************
           STOP RUN.

        P198.
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P198"
             END-IF
             DISPLAY "CARDINALITY VIOLATION"

           .
        P199.
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB45" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (debug1  NOT =  0) then
               DISPLAY "Debug trace: P199"
             END-IF
             if (fails  >  maxfls)  then
               DISPLAY "The number of attempts (fails) exceeds variable
      -    " maxfls."
               DISPLAY "Increase the value of variable maxfls, if
      -    " needed."
               DISPLAY "Or, increase the value of variable pauze."
             END-IF
             DISPLAY "MAYDAY MAYDAY PROGRAM ABORTING"
             DISPLAY "You will have to start this test over."
             DISPLAY "Trying to kill token (no retries)...."
      *  EXEC SQL DELETE FROM HU.TOKENS WHERE PROG_NO = :progno
      * ;
             CALL "SUB46" USING SQLCODE SQLSTATE progno
             MOVE SQLCODE TO SQL-COD
      *  EXEC SQL COMMIT WORK;
             CALL "SUB47" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           STOP RUN.

      *    ****  Procedures for PERFORM statements

      *TEd hook to replace SLEEEP routine #1
       SLEEEP.
             COMPUTE repcnt = pauze * plen
             MOVE 1 TO iii
           .
       P333.
             COMPUTE int3 = -1
      *  EXEC SQL UPDATE HU.STAFF
      *    SET GRADE = -1 WHERE GRADE = :int3;
             CALL "SUB48" USING SQLCODE SQLSTATE int3
             MOVE SQLCODE TO SQL-COD
             COMPUTE iii = iii + 1
             if (iii  <  repcnt) then
               GO TO P333
             END-IF
      *TEd hook to replace SLEEEP routine #2
             .

      *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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