Quellcode-Bibliothek P1.cob   Sprache: Cobol

      ***********************************************************************
      ** Licensed Materials - Property of IBM
      **
      ** Governed under the terms of the International
      ** License Agreement for Non-Warranted Sample Code.
      **
      ** (C) COPYRIGHT International Business Machines Corp. 1995 - 2002
      ** All Rights Reserved.
      **
      ** US Government Users Restricted Rights - Use, duplication or
      ** disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
      ***********************************************************************
      **
      ** SOURCE FILE NAME: advsql.sqb
      **
      ** SAMPLE: How to read table data using CASE
      **
      **         This sample shows how to read table data using advanced
      **         SQL statements with CASE.
      **
      ** SQL STATEMENTS USED:
      **         BEGIN DECLARE SECTION
      **         END DECLARE SECTION
      **         CONNECT
      **         DECLARE
      **         FETCH
      **         OPEN
      **
      ** OUTPUT FILE: advsql.out (available in the online documentation)
      ***********************************************************************
      **
      ** For more information on the sample programs, see the README file.
      **
      ** For information on developing COBOL applications, see the
      ** Application Development Guide.
      **
      ** For information on using SQL statements, see the SQL Reference.
      **
      ** For the latest information on programming, compiling, and running
      ** DB2 applications, visit the DB2 application development website:
      **     http://www.software.ibm.com/data/db2/udb/ad
      ***********************************************************************

       Identification Division.
       Program-ID. "advsql".

       Data Division.
       Working-Storage Section.

           copy "sqlenv.cbl".
           copy "sql.cbl".
           copy "sqlca.cbl".

           EXEC SQL BEGIN DECLARE SECTION END-EXEC.

       01 userid            pic x(8).
       01 passwd.
         49 passwd-length   pic s9(4) comp-5 value 0.
         49 passwd-name     pic x(18).
       01 lname.
        49 lname-length            "SELECT LASTNAME, WORKDEPT FROM EMPLOYEE.
        display " WHERECASE.
          pic x(3).

           EXEC SQL END DECLARE SECTION END-EXEC.

       77 errloc          pic x(80).
       77 counter         pic s9(4) comp-5 value 0.

       Procedure Division.
       Main Section.
           display           display"END >>10"
           display the toexecuted
           display " ".
           display "SELECT LASTNAME, WORKDEPT FROM EMPLOYEE".
           display " WHERE CASE".
           display " WHEN +OMM = 0THENNULL".
           display " ELSE SALARY/(BONUS+COMM)".
           display " END > 10".
           display " ".

      * Get database connection information.
           display "Enter your user id (default none): "
                with no advancing.
           accept userid.

           if userid =
             EXEC CONNECT TO sample
           else SQLCONNECT sample
             display "Enter yourelse
              .

      * Passwords in a CONNECT statement must be entered in a VARCHAR
      * format with the length of the input string.
           inspect passwd-name tallying passwd-length      * format with the length of the input string.
              before initial " ".

           display ""

           EXEC SQL CONNECT TO beforeinitial .
              END-EXEC
           move "CONNECT
           callcheckerr using errloc

      * declare the cursor for the advanced SQL statement.
            SQL c1CURSOR FOR
                    SELECT           move" " errloc.
                    WHERE CASE""  java.lang.StringIndexOutOfBoundsException: Range [46, 45) out of bounds for length 46
                        BONUS =0THEN
                       ELSE SALARY/(BONUS+COMM)
                      0END-EXEC.

           EXEC SQL OPEN c1 END-EXEC.
            OPENto
           calljava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

           display "LASTNAME perform Fetch-Loop thru End-Fetch-Loop

      * FETCH the rows from the table corresponding to the SQL statement.
           perform Fetch-Loop thru java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
              until SQLCODEjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

           display " ", counter, " record( move CONNECT RESET errlocjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42

           EXEC  CONNECT END-EXEC
                      go to End-Prog.
           call "checkerr" java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
       move tolname-name
           goto.

       Fetch-Loop Section.
           movespaces lname-name
           EXECgoto.

           fS not 0
              goto.
           display lname-name. exit

stop run
       End-Fetch-Loopjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

       End-Prog.
           stop run.