Quelle dml120.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  DML120.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "DML120.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1994/6/7 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.
      *
      * DML120.PCO
      * WRITTEN BY:  David W. Flater
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      * This routine tests FIPS feature 20.
      * This is the dynamic version of DML119.PC.
      *
      * REFERENCES
      *   FIPS PUB 127-2 14.1 Transitional SQL
      *   ANSI SQL-1992
      *
      ****************************************************************

           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  int1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  flt1 PIC S9(4)V9(4) DISPLAY SIGN LEADING SEPARATE.
       01  dbl1 PIC S9(4)V9(4) DISPLAY SIGN LEADING SEPARATE.
       01  ch1 PIC  X(10).
       01  dstmt PIC  X(50).
       01  longst PIC  X(240).
             EXEC SQL END DECLARE SECTION END-EXEC
       01  FLT-1 PIC -(5).9(4).
       01  DBL-1 PIC -(5).9(4).
       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, dml120.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 TEST0648 *******************
             MOVE 1 TO flag

             DISPLAY " TEST0648 "
             DISPLAY " Feature 20, CAST functions (dynamic)"
             DISPLAY "References:"
             DISPLAY " FIPS PUB 127-2 14.1 Transitional SQL feature
      -    " 20"
             DISPLAY " 6.10 -- "
             DISPLAY " 6.11 LR.2.d -- in a
      -    " primary>"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Datetime casting has been beaten to death by now.

      *Here we have your average legacy system table in which numeric
      *data (USER_TYPED) are stored as character strings.  It seemed
      *like a good idea at the time they created the table.

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               'CREATE TABLE USER_INPUT ('            ||
               ' USER_ID INT, USER_TYPED CHAR (10),' ||
               ' CASH_BALANCE NUMERIC (5, 2))'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

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

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

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

      *And here we have the band-aid that is applied years later in an
      *attempt to conform to a standardized interface.

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               'CREATE VIEW STANDARD_INPUT AS'                        ||
               ' SELECT CAST (USER_ID AS CHAR (10)) AS USER_NAME,'   ||
               ' CAST (USER_TYPED AS NUMERIC (5, 2)) AS USER_INPUT,' ||
               ' CAST (CASH_BALANCE AS REAL) AS RECEIVABLE'          ||
               ' FROM USER_INPUT'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

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

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

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

             DISPLAY "dstmt=""INSERT INTO USER_INPUT VALUES (?, ?, ?)"""
             MOVE "INSERT INTO USER_INPUT VALUES (?, ?, ?) "
             TO dstmt

             DISPLAY "PREPARE S12011 FROM :dstmt;"
             EXEC SQL PREPARE S12011 FROM :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 0 TO int1
             MOVE "999.99 " TO ch1
             MOVE 999.99 TO dbl1 DBL-1
             DISPLAY "int1=", int1 " ch1='", ch1 "'" " dbl1=", DBL-1
             DISPLAY "EXECUTE S12011 USING :int1, :ch1, :dbl1;"
             EXEC SQL EXECUTE S12011 USING :int1, :ch1, :dbl1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 1 TO int1
             MOVE "-999.99 " TO ch1
             MOVE -999.99 to dbl1 DBL-1
             DISPLAY "int1=", int1 " ch1='", ch1 "'" " dbl1=", DBL-1
             DISPLAY "EXECUTE S12011 USING :int1, :ch1, :dbl1;"
             EXEC SQL EXECUTE S12011 USING :int1, :ch1, :dbl1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 2 TO int1
             MOVE " 54. " TO ch1
             MOVE 54.0 TO dbl1 DBL-1
             DISPLAY "int1=", int1 " ch1='", ch1 "'" " dbl1=", DBL-1
             DISPLAY "EXECUTE S12011 USING :int1, :ch1, :dbl1;"
             EXEC SQL EXECUTE S12011 USING :int1, :ch1, :dbl1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *<cast specification> in a <row value constructor>

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               'INSERT INTO USER_INPUT VALUES'                      ||
               ' (CAST (''3'' AS INT), CAST (-7.02 AS CHAR (10)),' ||
               ' CAST ('' -.702E+1'' AS NUMERIC (5, 2)))'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

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

           PERFORM CHCKOK
             DISPLAY  " "

      *<cast specification> in a <general set function>.  Note that we
      *cannot specify DISTINCT due to 6.5 LR.1.a

      *(999 - 999 + 54 - 7) / 4 = 47 / 4 = 11 or 12
      *It works out the same with rounding.

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               'SELECT AVG (CAST (USER_TYPED AS INT))' ||
               ' FROM USER_INPUT'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

             DISPLAY "PREPARE S12012 FROM :longst;"
             EXEC SQL PREPARE S12012 FROM :longst END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE C12012 CURSOR FOR S12012;"
             EXEC SQL DECLARE C12012 CURSOR FOR S12012 END-EXEC
             DISPLAY  " "

             DISPLAY "OPEN C12012;"
             EXEC SQL OPEN C12012 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             COMPUTE int1 = -1
             DISPLAY "FETCH C12012 INTO :int1;"
             EXEC SQL FETCH C12012 INTO :int1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "int1 should be 11 or 12; its value is ", int1
             if (int1  <  11  OR  int1  >  12) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "CLOSE C12012;"
             EXEC SQL CLOSE C12012 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *(999.99 - 999.99 + 54 - 7.02) /4 = 46.98 / 4 = 11.745
      *Allow +- 0.01 for inaccuracy

             DISPLAY "dstmt=""SELECT AVG (USER_INPUT) FROM
      -    " STANDARD_INPUT"""
             MOVE "SELECT AVG (USER_INPUT) FROM STANDARD_INPUT "
             TO dstmt

             DISPLAY "PREPARE S12013 FROM :dstmt;"
             EXEC SQL PREPARE S12013 FROM :dstmt END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE C12013 CURSOR FOR S12013;"
             EXEC SQL DECLARE C12013 CURSOR FOR S12013 END-EXEC
             DISPLAY  " "

             DISPLAY "OPEN C12013;"
             EXEC SQL OPEN C12013 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 0.0 TO flt1
             DISPLAY "FETCH C12013 INTO :flt1;"
             EXEC SQL FETCH C12013 INTO :flt1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             MOVE flt1 TO FLT-1
             DISPLAY "flt1 should be 11.745 +- 0.01; its value is ",
             FLT-1
             if (flt1  <  11.735  OR  flt1  >  11.755) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "CLOSE C12013;"
             EXEC SQL CLOSE C12013 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *<cast specification> in an update statement

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               ' SELECT CASH_BALANCE FROM USER_INPUT' ||
               ' WHERE USER_ID = CAST (''-0'' AS INT)'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

             DISPLAY "PREPARE S12014 FROM :longst;"
             EXEC SQL PREPARE S12014 FROM :longst END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE C12014 CURSOR FOR S12014;"
             EXEC SQL DECLARE C12014 CURSOR FOR S12014 END-EXEC
             DISPLAY  " "

             DISPLAY "OPEN C12014;"
             EXEC SQL OPEN C12014 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             COMPUTE int1 = -1
             DISPLAY "FETCH C12014 INTO :int1;"
             EXEC SQL FETCH C12014 INTO :int1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "int1 should be 999 or 1000; its value is ", int1
             if (int1  <  999  OR  int1  >  1000) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "UPDATE USER_INPUT"
             DISPLAY " SET USER_TYPED = CAST (0 AS CHAR (10)),"
             DISPLAY " CASH_BALANCE = CASH_BALANCE - CAST ('500' AS
      -    " NUMERIC (5, 2))"
             DISPLAY " WHERE CURRENT OF C12014;"
             EXEC SQL UPDATE USER_INPUT
               SET USER_TYPED = CAST (0 AS CHAR (10)),
               CASH_BALANCE = CASH_BALANCE - CAST ('500' AS NUMERIC (5,
             2))
               WHERE CURRENT OF C12014 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Check table contents

             EXEC SQL DELETE FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CONCATBUF VALUES (
               'SELECT SUM (USER_INPUT) * 100 ' ||
               ' FROM STANDARD_INPUT'          ||
               ' HAVING SUM (RECEIVABLE)'      ||
               ' BETWEEN -4.5306E2 AND -4.5298E2'
               ) END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :longst FROM CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD

             DISPLAY "longst=""", longst """"

             DISPLAY "PREPARE S12015 FROM :longst;"
             EXEC SQL PREPARE S12015 FROM :longst END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE C12015 CURSOR FOR S12015;"
             EXEC SQL DECLARE C12015 CURSOR FOR S12015 END-EXEC
             DISPLAY  " "

             DISPLAY "OPEN C12015;"
             EXEC SQL OPEN C12015 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 0.0 TO flt1
             COMPUTE int1 = -1
             DISPLAY "FETCH C12015 INTO :int1;"
             EXEC SQL FETCH C12015 INTO :int1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "int1 should be -95301 +- 4; its value is ", int1
             if (int1  <  -95305  OR  int1  >  -95297) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "CLOSE C12014;"
             EXEC SQL CLOSE C12014 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "CLOSE C12015;"
             EXEC SQL CLOSE C12015 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "COMMIT WORK;"
             EXEC SQL COMMIT WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "dstmt=""DROP TABLE USER_INPUT CASCADE"""
             MOVE "DROP TABLE USER_INPUT CASCADE "
             TO dstmt

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

           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "COMMIT WORK;"
             EXEC SQL COMMIT WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             if ( flag  =  1 ) then
               DISPLAY " *** pass *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0648','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " dml120.pco *** fail *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0648','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 TEST0648 ********************
      **** 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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