IBM Books

Application Development Guide

Writing Static SQL Programs

  • Characteristics and Reasons for Using Static SQL
  • Advantages of Static SQL
  • Example: Static SQL Program
  • How the Static Program Works
  • C Example: STATIC.SQC
  • Java Example: Static.sqlj
  • COBOL Example: STATIC.SQB
  • FORTRAN Example: STATIC.SQF
  • Coding SQL Statements to Retrieve and Manipulate Data
  • Retrieving Data
  • Using Host Variables
  • Declaration Generator - db2dclgn
  • Using Indicator Variables
  • Data Types
  • Using an Indicator Variable in the STATIC program
  • Selecting Multiple Rows Using a Cursor
  • Declaring and Using the Cursor
  • Cursors and Unit of Work Considerations
  • Read Only Cursors
  • WITH HOLD Option
  • Example: Cursor Program
  • How the Cursor Program Works
  • C Example: CURSOR.SQC
  • Java Example: Cursor.sqlj
  • COBOL Example: CURSOR.SQB
  • FORTRAN Example: CURSOR.SQF
  • Updating and Deleting Retrieved Data
  • Updating Retrieved Data
  • Deleting Retrieved Data
  • Types of Cursors
  • Example: OPENFTCH Program
  • How the OPENFTCH Program Works
  • C Example: OPENFTCH.SQC
  • Java Example: Openftch.sqlj
  • COBOL Example: OPENFTCH.SQB
  • FORTRAN Example: OPENFTCH.SQF
  • Advanced Scrolling Techniques
  • Scrolling Through Data that has Already Been Retrieved
  • Keeping a Copy of the Data
  • Retrieving the Data a Second Time
  • Retrieving from the Beginning
  • Retrieving from the Middle
  • Order of Rows in the Second Result Table
  • Retrieving in Reverse Order
  • Establishing a Position at the End of a Table
  • Updating Previously Retrieved Data
  • Example: UPDAT Program
  • How the UPDAT Program Works
  • C Example: UPDAT.SQC
  • Java Example: Updat.sqlj
  • COBOL Example: UPDAT.SQB
  • FORTRAN Example: UPDAT.SQF
  • REXX Example: UPDAT.CMD
  • Diagnostic Handling and the SQLCA Structure
  • Return Codes
  • SQLCODE and SQLSTATE
  • Token Truncation in SQLCA Structure
  • Handling Errors using the WHENEVER Statement
  • Exception, Signal, Interrupt Handler Considerations
  • Exit List Routine Considerations
  • Using GET ERROR MESSAGE in Example Programs
  • C Example: UTIL.C
  • Java Example: Catching SQLException
  • COBOL Example: CHECKERR.CBL
  • FORTRAN Example: UTIL.F
  • REXX Example: CHECKERR Procedure

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