Quelle ist003.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  IST003.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "IST003.PCO")

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1993/06/17 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.
      *
      * IST003.PCO
      * WRITTEN BY:  David W. Flater
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      *
      *   THIS ROUTINE TESTS THE INFORMATION SCHEMA FOR
      *   TRANSITIONAL SQL.
      *
      * REFERENCES
      *   ANSI SQL-1992
      *     21 Information Schema and Definition Schema
      *   X3H2-93-389  Corrections to FIPS Transitional SQL
      *
      ****************************************************************

           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  ctr1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ctr2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  aa PIC  X(29).
             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, ist003.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 TEST0605 *******************
             MOVE 1 TO flag

      *Transitional SQL.  Examine the contents of the COLUMNS
      *view in INFO_SCHEM with regards to pre-existing
      *objects in our own schema (FLATER).  This test is primarily
      *concerned with making sure that all the columns are there
      *and have something resembling the correct data types.
      *It also checks the functionality of the COLUMNS view w.r.t.
      *pre-existing objects in our own schema.  Objects in other
      *schemas, privileges, and dynamically created objects are
      *tested later.

             DISPLAY " TEST0605 "
             DISPLAY " INFO_SCHEM.COLUMNS definition"
             DISPLAY " References"
             DISPLAY " ANSI SQL-1992 21.2.9 COLUMNS view,"
             DISPLAY " X3H2-93-389 Corrections to FIPS Transitional
      -    " SQL"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Verify CONSTRAINT COLUMN_POSITION_NOT_NULL

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE ORDINAL_POSITION IS NULL;"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE ORDINAL_POSITION IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

      *Verify CONSTRAINT COLUMNS_PRIMARY_KEY

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM IS NULL"
             DISPLAY "OR TABLE_NAME IS NULL"
             DISPLAY "OR COLUMN_NAME IS NULL;"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM IS NULL
               OR TABLE_NAME IS NULL
               OR COLUMN_NAME IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS;"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

             COMPUTE ctr2 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr2"
             DISPLAY "FROM INFO_SCHEM.COLUMNS A,"
             DISPLAY " INFO_SCHEM.COLUMNS B"
             DISPLAY "WHERE A.TABLE_SCHEM = B.TABLE_SCHEM"
             DISPLAY "AND A.TABLE_NAME = B.TABLE_NAME"
             DISPLAY "AND A.COLUMN_NAME = B.COLUMN_NAME;"

             EXEC SQL SELECT COUNT(*) INTO :ctr2
               FROM INFO_SCHEM.COLUMNS A,
               INFO_SCHEM.COLUMNS B
               WHERE A.TABLE_SCHEM = B.TABLE_SCHEM
               AND A.TABLE_NAME = B.TABLE_NAME
               AND A.COLUMN_NAME = B.COLUMN_NAME END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be equal to ctr2."
             DISPLAY "ctr1 is ", ctr1 "; ctr2 is ", ctr2 "."
             if (ctr1  NOT =  ctr2) then
               MOVE 0 TO flag
             END-IF

      *Verify CONSTRAINT COLUMNS_UNIQUE
      *Note:  ctr1 is preserved from previous constraint check.

             COMPUTE ctr2 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr2"
             DISPLAY "FROM INFO_SCHEM.COLUMNS A,"
             DISPLAY " INFO_SCHEM.COLUMNS B"
             DISPLAY "WHERE A.TABLE_SCHEM = B.TABLE_SCHEM"
             DISPLAY "AND A.TABLE_NAME = B.TABLE_NAME"
             DISPLAY "AND A.ORDINAL_POSITION = B.ORDINAL_POSITION;"

             EXEC SQL SELECT COUNT(*) INTO :ctr2
               FROM INFO_SCHEM.COLUMNS A,
               INFO_SCHEM.COLUMNS B
               WHERE A.TABLE_SCHEM = B.TABLE_SCHEM
               AND A.TABLE_NAME = B.TABLE_NAME
               AND A.ORDINAL_POSITION = B.ORDINAL_POSITION END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be equal to ctr2."
             DISPLAY "ctr1 is ", ctr1 "; ctr2 is ", ctr2 "."
             if (ctr1  NOT =  ctr2) then
               MOVE 0 TO flag
             END-IF

      *Verify CONSTRAINT COLUMNS_FOREIGN_KEY_TABLES

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS A"
             DISPLAY "WHERE NOT EXISTS (SELECT * FROM"
             DISPLAY "INFO_SCHEM.TABLES B WHERE"
             DISPLAY "A.TABLE_SCHEM = B.TABLE_SCHEM AND"
             DISPLAY "A.TABLE_NAME = B.TABLE_NAME);"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS A
               WHERE NOT EXISTS (SELECT * FROM
               INFO_SCHEM.TABLES B WHERE
               A.TABLE_SCHEM = B.TABLE_SCHEM AND
               A.TABLE_NAME = B.TABLE_NAME) END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

      *Check that ORDINAL_POSITION is positive.

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE ORDINAL_POSITION < 1;"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE ORDINAL_POSITION < 1 END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

      *Verify CONSTRAINT IS_NULLABLE_CHECK

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE (IS_NULLABLE <> 'YES'"
             DISPLAY "AND IS_NULLABLE <> 'NO')"
             DISPLAY "OR IS_NULLABLE IS NULL;"

             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE (IS_NULLABLE <> 'YES'
               AND IS_NULLABLE <> 'NO')
               OR IS_NULLABLE IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

      *Exhaustive testing of contents of COLUMNS view.
      *Not.
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY "TABLE_NAME = 'USIG' AND"
             DISPLAY "COLUMN_NAME = 'C1' AND"
             DISPLAY "COLUMN_DEF IS NULL AND"
             DISPLAY "IS_NULLABLE = 'YES' AND"
             DISPLAY "ORDINAL_POSITION = 1 AND"
             DISPLAY "DATA_TYPE = 'INTEGER' AND"
             DISPLAY "NUM_SCALE = 0 AND"
             DISPLAY "CHAR_MAX_LENGTH IS NULL AND"
             DISPLAY "CHAR_OCTET_LENGTH IS NULL AND"
             DISPLAY "NUM_PREC_RADIX IN (2, 10)"
             DISPLAY "AND DATETIME_PREC IS NULL;"

             COMPUTE ctr1 = -1
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'USIG' AND
               COLUMN_NAME = 'C1' AND
               COLUMN_DEF IS NULL AND
               IS_NULLABLE = 'YES' AND
               ORDINAL_POSITION = 1 AND
               DATA_TYPE = 'INTEGER' AND
               NUM_SCALE = 0 AND
               CHAR_MAX_LENGTH IS NULL AND
               CHAR_OCTET_LENGTH IS NULL AND
               NUM_PREC_RADIX IN (2, 10)
               AND DATETIME_PREC IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 1; its value is ", ctr1
             if (ctr1  NOT =  1) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY "TABLE_NAME = 'USIG' AND"
             DISPLAY "COLUMN_NAME = 'C_1' AND"
             DISPLAY "COLUMN_DEF IS NULL AND"
             DISPLAY "IS_NULLABLE = 'YES' AND"
             DISPLAY "ORDINAL_POSITION = 2 AND"
             DISPLAY "DATA_TYPE = 'INTEGER' AND"
             DISPLAY "NUM_SCALE = 0 AND"
             DISPLAY "CHAR_MAX_LENGTH IS NULL AND"
             DISPLAY "CHAR_OCTET_LENGTH IS NULL AND"
             DISPLAY "NUM_PREC_RADIX IN (2, 10)"
             DISPLAY "AND DATETIME_PREC IS NULL;"

             COMPUTE ctr1 = -1
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'USIG' AND
               COLUMN_NAME = 'C_1' AND
               COLUMN_DEF IS NULL AND
               IS_NULLABLE = 'YES' AND
               ORDINAL_POSITION = 2 AND
               DATA_TYPE = 'INTEGER' AND
               NUM_SCALE = 0 AND
               CHAR_MAX_LENGTH IS NULL AND
               CHAR_OCTET_LENGTH IS NULL AND
               NUM_PREC_RADIX IN (2, 10)
               AND DATETIME_PREC IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 1; its value is ", ctr1
             if (ctr1  NOT =  1) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY "TABLE_NAME = 'USIG' AND"
             DISPLAY "ORDINAL_POSITION > 2;"

             COMPUTE ctr1 = -1
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'USIG' AND
               ORDINAL_POSITION > 2 END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY "TABLE_NAME = 'BASE_WCOV' AND"
             DISPLAY "COLUMN_NAME = 'C1' AND"
             DISPLAY "COLUMN_DEF IS NULL AND"
             DISPLAY "IS_NULLABLE = 'YES' AND"
             DISPLAY "ORDINAL_POSITION = 1 AND"
             DISPLAY "DATA_TYPE = 'INTEGER' AND"
             DISPLAY "NUM_SCALE = 0 AND"
             DISPLAY "CHAR_MAX_LENGTH IS NULL AND"
             DISPLAY "CHAR_OCTET_LENGTH IS NULL AND"
             DISPLAY "NUM_PREC_RADIX IN (2, 10)"
             DISPLAY "AND DATETIME_PREC IS NULL;"

             COMPUTE ctr1 = -1
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'BASE_WCOV' AND
               COLUMN_NAME = 'C1' AND
               COLUMN_DEF IS NULL AND
               IS_NULLABLE = 'YES' AND
               ORDINAL_POSITION = 1 AND
               DATA_TYPE = 'INTEGER' AND
               NUM_SCALE = 0 AND
               CHAR_MAX_LENGTH IS NULL AND
               CHAR_OCTET_LENGTH IS NULL AND
               NUM_PREC_RADIX IN (2, 10)
               AND DATETIME_PREC IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 1; its value is ", ctr1
             if (ctr1  NOT =  1) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY "FROM INFO_SCHEM.COLUMNS"
             DISPLAY "WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY "TABLE_NAME = 'BASE_WCOV' AND"
             DISPLAY "ORDINAL_POSITION <> 1;"

             COMPUTE ctr1 = -1
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'BASE_WCOV' AND
               ORDINAL_POSITION <> 1 END-EXEC
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY "ctr1 should be 0; its value is ", ctr1
             if (ctr1  NOT =  0) then
               MOVE 0 TO flag
             END-IF

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

      *TEd hook for DDL/DML #1
      *INFO_SCHEM shows schema as modified by the current transaction
      *4.32 PP.1

             DISPLAY "CREATE TABLE UUUSIG (IRREVERENT DEC (5, 2)"
             DISPLAY " DEFAULT 111.22);"
             EXEC SQL CREATE TABLE UUUSIG (IRREVERENT DEC (5, 2)
               DEFAULT 111.22) END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             COMPUTE ctr1 = -1
             DISPLAY "SELECT COUNT(*) INTO :ctr1"
             DISPLAY " FROM INFO_SCHEM.COLUMNS"
             DISPLAY " WHERE TABLE_SCHEM = 'FLATER' AND"
             DISPLAY " TABLE_NAME = 'UUUSIG' AND"
             DISPLAY " COLUMN_NAME = 'IRREVERENT' AND"
             DISPLAY " COLUMN_DEF LIKE '%111.22%' AND"
             DISPLAY " IS_NULLABLE = 'YES' AND"
             DISPLAY " ORDINAL_POSITION = 1 AND"
             DISPLAY " DATA_TYPE = 'DECIMAL' AND"
             DISPLAY " NUM_SCALE = 2 AND"
             DISPLAY " CHAR_MAX_LENGTH IS NULL AND"
             DISPLAY " CHAR_OCTET_LENGTH IS NULL AND"
             DISPLAY " NUM_PREC_RADIX = 10"
             DISPLAY " AND DATETIME_PREC IS NULL;"
             EXEC SQL SELECT COUNT(*) INTO :ctr1
               FROM INFO_SCHEM.COLUMNS
               WHERE TABLE_SCHEM = 'FLATER' AND
               TABLE_NAME = 'UUUSIG' AND
               COLUMN_NAME = 'IRREVERENT' AND
               COLUMN_DEF LIKE '%111.22%' AND
               IS_NULLABLE = 'YES' AND
               ORDINAL_POSITION = 1 AND
               DATA_TYPE = 'DECIMAL' AND
               NUM_SCALE = 2 AND
               CHAR_MAX_LENGTH IS NULL AND
               CHAR_OCTET_LENGTH IS NULL AND
               NUM_PREC_RADIX = 10
               AND DATETIME_PREC IS NULL END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "ctr1 should be 1; its value is ", ctr1
             if (ctr1  NOT =  1) then
               MOVE 0 TO flag
             END-IF

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

      *TEd hook for DDL/DML #2

             if ( flag  =  1 ) then
               DISPLAY " *** pass *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0605','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " ist003.pco *** fail *** "
               EXEC SQL INSERT INTO HU.TESTREPORT
                 VALUES('0605','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 TEST0605 ********************

      **** 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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