Quelle dml101.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  DML101.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "DML101.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1993/07/29 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.
      *
      * DML101.PCO
      * WRITTEN BY:  David W. Flater
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      * This routine tests the operation of SET TRANSACTION READ
      * ONLY and SET TRANSACTION READ WRITE in Transitional SQL
      * using dynamic SQL.
      *
      * 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  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
       01  dstmt PIC  X(50).
             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  SQL-COD PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

       PROCEDURE DIVISION.
       P0.

             MOVE "FLATER " TO uid
             CALL "AUTHID" USING uid
             MOVE "not logged in, not" TO uidx
             EXEC SQL SELECT USER INTO :uidx FROM HU.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, dml101.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 TEST0588 *******************
             MOVE 1 TO flag

             DISPLAY " TEST0588 "
             DISPLAY " SET TR READ ONLY / READ WRITE (dynamic)"
             DISPLAY "References:"
             DISPLAY " FIPS PUB 127-2 14.1 Transitional SQL features
      -    " 1, 11"
             DISPLAY " ANSI SQL-1992 14.1
      -    " statement>"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Make very sure there is no transaction outstanding
             DISPLAY "dstmt=""COMMIT WORK"""
             MOVE "COMMIT WORK "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY  " "

             DISPLAY "dstmt=""SET TRANSACTION READ ONLY"""
             MOVE "SET TRANSACTION READ ONLY "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "dstmt=""INSERT INTO USIG VALUES (1, 1)"""
             MOVE "INSERT INTO USIG VALUES (1, 1) "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 25000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "25000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "25000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

             DISPLAY "dstmt=""COMMIT WORK"""
             MOVE "COMMIT WORK "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
      *Checking termination of uninitiated transaction
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "dstmt=""SET TRANSACTION READ WRITE"""
             MOVE "SET TRANSACTION READ WRITE "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "dstmt=""INSERT INTO USIG VALUES (1, 1)"""
             MOVE "INSERT INTO USIG VALUES (1, 1) "
             TO dstmt

             DISPLAY "EXECUTE IMMEDIATE :dstmt;"
             EXEC SQL EXECUTE IMMEDIATE :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
      *Checking termination of uninitiated transaction
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "USIG should be intact. Non-conforming
      -    " implementations"
             DISPLAY "may need to re-run FLATTAB to fix USIG."

             if ( flag  =  1 ) then
               DISPLAY " *** pass *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0588','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " dml101.pco *** fail *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0588','fail','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
             END-IF

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

             EXEC SQL COMMIT WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
      ******************** END TEST0588 ********************

      **** 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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