Quelle xts719.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XTS719.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "XTS719.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
      *
      * XTS719.PCO
      * WRITTEN BY: Nickos Backalidis
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      * Access to KEY_COLUMN_USAGE view
      *
      * REFERENCES
      *   21.2.16 -- KEY_COLUMN_USAGE view
      *   21.3.14 -- KEY_COLUMN_USAGE base table.
      *   F#1     -- Dynamic SQL
      *   F#2     -- Basic information schema
      *   F#3     -- Basic schema manipulation
      *   F#34    -- Usage tables
      *
      * DATE LAST ALTERED  14/12/95 CTS5 Hand-over Test
      *
      * Cleanups and fixes by V. Kogakis 01/12/95:
      *     Change flag from int to long
      *     DROP TABLE TAB719a first instead of TAB719b
      *
      * QA Status: QA check
      *
      *Revised by DWF 1/24/96
      *  Fixed bogus dynamic SQL
      *  Fixed SDL transactions
      *  Fixed checks for wrong identifiers in information schema
      *  Fixed string length problems
      *  Fixed bad schema references
      *  Removed status checks after cursor definition
      *  Fixed expected results, tightened pass criteria slightly
      ****************************************************************

           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  counok PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  sqlcmd PIC  X(240).
             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 "CTS4 " 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, xts719.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 TEST7019 *******************

             MOVE 1 TO flag
             DISPLAY " TEST7019"
             DISPLAY " Access to KEY_COLUMN_USAGE view "
             DISPLAY " References "
             DISPLAY " 21.2.16 -- KEY_COLUMN_USAGE view "
             DISPLAY " 21.3.14 -- KEY_COLUMN_USAGE base table"
             DISPLAY " F#2 -- Basic information schema "
             DISPLAY " F#3 -- Basic schema manipulation"
             DISPLAY " F#34 -- Usage tables "
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

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

      *initialise host variable
      *expected value zero - initialise to a value <> 0
             MOVE 9 TO counok

      *Access the KEY_COLUMN_USAGE_VIEW
             DISPLAY "SELECT COUNT(*) INTO :counok"
             DISPLAY "FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"
             DISPLAY "WHERE CONSTRAINT_SCHEMA = 'CTS4'; "
             EXEC SQL SELECT COUNT(*) INTO :counok
               FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
               WHERE CONSTRAINT_SCHEMA = 'CTS4' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "counok should be 0; its value is : ", counok
             if (counok  NOT =  0) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

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

      *Create table with keys in two columns
             DISPLAY "CREATE TABLE TAB719a "
             DISPLAY " (COLNUM1 NUMERIC(5) PRIMARY KEY,"
             DISPLAY " COLNUM2 NUMERIC(7) UNIQUE,"
             DISPLAY " COLSTR1 CHAR(10),"
             DISPLAY " COLSTR2 CHAR(5));"
             EXEC SQL CREATE TABLE TAB719a
               (COLNUM1 NUMERIC(5) PRIMARY KEY,
               COLNUM2 NUMERIC(7) UNIQUE,
               COLSTR1 CHAR(10),
               COLSTR2 CHAR(5)) 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  " "

      *Check for correct creation of table and Access to KEY_COLUMN_US
             MOVE 0 TO counok
             DISPLAY "SELECT COUNT(COLUMN_NAME) INTO :counok"
             DISPLAY "FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"
             DISPLAY "WHERE TABLE_SCHEMA = 'CTS4' AND TABLE_NAME =
      -    " 'TAB719A';"
             EXEC SQL SELECT COUNT(COLUMN_NAME) INTO :counok
               FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
               WHERE TABLE_SCHEMA = 'CTS4' AND TABLE_NAME = 'TAB719A'
             END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "Counok should be 2; it is ", counok
             if (counok  NOT =  2) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

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

      *Create second table
             DISPLAY "CREATE TABLE TAB719b"
             DISPLAY "( CNUM1 NUMERIC(5),"
             DISPLAY " CNUM2 NUMERIC(7),"
             DISPLAY " CSTR1 CHAR(10) UNIQUE NOT NULL,"
             DISPLAY " CSTR2 CHAR(5),"
             DISPLAY " FOREIGN KEY (CNUM1) REFERENCES
      -    " TAB719a(COLNUM1));"
             EXEC SQL CREATE TABLE TAB719b
               (CNUM1 NUMERIC(5),
               CNUM2 NUMERIC(7),
               CSTR1 CHAR(10) UNIQUE NOT NULL,
               CSTR2 CHAR(5),
               FOREIGN KEY (CNUM1) REFERENCES TAB719a(COLNUM1)) 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  " "

      *Returned columns:  TAB719A.COLNUM1, TAB719A.COLNUM2,
      *TAB719B.CSTR1, TAB719B.CNUM1
      *(KEY_COLUMN_USAGE contains only the referencing columns in a
      *foreign key constraint)

      *Check for creation of 2nd table and access to KEY_COLUMN_USAGE
             DISPLAY "SELECT COUNT(*) INTO :counok"
             DISPLAY "FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"
             DISPLAY "WHERE TABLE_SCHEMA = 'CTS4';"
             MOVE 0 TO counok
             EXEC SQL SELECT COUNT(*) INTO :counok
               FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
               WHERE TABLE_SCHEMA = 'CTS4' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "Counok should be 4; it is ", counok
             if (counok  NOT =  4) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 0 TO counok
             DISPLAY "SELECT COUNT(*) INTO :counok"
             DISPLAY " FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"
             DISPLAY " WHERE TABLE_SCHEMA = 'CTS4'"
             DISPLAY " AND TABLE_NAME = 'TAB719A'"
             DISPLAY " AND COLUMN_NAME = 'COLNUM1';"
             EXEC SQL SELECT COUNT(*) INTO :counok
               FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
               WHERE TABLE_SCHEMA = 'CTS4'
               AND TABLE_NAME = 'TAB719A'
               AND COLUMN_NAME = 'COLNUM1' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "Counok should be 1; it is ", counok
             if (counok  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             MOVE 0 TO counok
             DISPLAY "SELECT COUNT(*) INTO :counok"
             DISPLAY " FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE"
             DISPLAY " WHERE TABLE_SCHEMA = 'CTS4'"
             DISPLAY " AND TABLE_NAME = 'TAB719B'"
             DISPLAY " AND COLUMN_NAME = 'CNUM1';"
             EXEC SQL SELECT COUNT(*) INTO :counok
               FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
               WHERE TABLE_SCHEMA = 'CTS4'
               AND TABLE_NAME = 'TAB719B'
               AND COLUMN_NAME = 'CNUM1' END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "Counok should be 1; it is ", counok
             if (counok  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

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

      *DROP TABLE TAB719a
             DISPLAY "DROP TABLE TAB719a CASCADE;"
             EXEC SQL DROP TABLE TAB719a CASCADE 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  " "

      *Use Dynamic SQL with a preparable statement
      *and access the key column usage view
             EXEC SQL DELETE FROM CTS1.CONCATBUF END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL INSERT INTO CTS1.CONCATBUF VALUES(
               'SELECT COUNT(*)' ||
               ' FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE' ||
               ' WHERE TABLE_SCHEMA = ''CTS4''') END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL SELECT ZZ INTO :sqlcmd FROM CTS1.CONCATBUF
             END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "sqlcmd = """, sqlcmd, """"

             DISPLAY "PREPARE S FROM :sqlcmd;"
             EXEC SQL PREPARE S FROM :sqlcmd END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "DECLARE NICK1 CURSOR FOR S;"
             EXEC SQL DECLARE NICK1 CURSOR FOR S END-EXEC

             DISPLAY "OPEN NICK1;"
             EXEC SQL OPEN NICK1 END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 0 TO counok
             DISPLAY "FETCH NICK1 INTO :counok;"
             EXEC SQL FETCH NICK1 INTO :counok END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "counok should be 1; its value is ", counok
             if (counok  NOT =  1) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             DISPLAY "CLOSE NICK1;"
             EXEC SQL CLOSE NICK1 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  " "

             DISPLAY "DROP TABLE TAB719b CASCADE;"
             EXEC SQL DROP TABLE TAB719b CASCADE 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  " "

      *record results

             if ( flag  =  1 ) then
               DISPLAY " xts719.pco *** pass *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7019','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " xts719.pco *** fail *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7019','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 TEST7019 ********************

      **** 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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