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IBM INFORMIX 4GL online training



IBM INFORMIX 4GL is a fourth-generation application development and production environment that provides power and flexibility without the need for third-generation languages like C and COBOL. Informix 4GL Rapid Development System and Informix 4GL Interactive Debugger provide the optimal environment for developing applications, while Informix 4GL C Compiler provides high-performance application execution in the production environment.


  • Previous programming experience
  • Experience in using Structure Query Language (SQL) .


  • It is a 20 days program and extends up to 2hrs each.
  • The format is 40% theory, 60% Hands-on.

  • It is a 5 days program and extends up to 8hrs each.
  • The format is 40% theory, 60% Hands-on.
    Private Classroom arranged on request and minimum attendies for batch is 4.

course content

  • An overview of Informix 4GL
    • Informix 4GL and the Informix toolset
    • Basic components of I-4GL
    • The I-4GL user interface
    • Building a 4GL application
    • Compiling the application
  • The Informix 4GL programming language
    • Procedural logic
    • Screen interaction statements
    • The MENU statement
  • Utilities
    • Creating a help file: The mkmessage utility
    • Creating and using forms
    • Displaying forms
    • Opening windows to display forms
  • Informix data types
    • Character data types
    • Numeric data types
    • Date and Time data types
    • Other types
  • Programming concepts
  • Entering application data
    • The INPUT statement
    • Using clauses with the INPUT statement
    • The INSERT statement
  • Event handling
    • The SQLCA record
    • Trapping errors with the WHENEVER statement
    • The DEFER INTERRUPT statement
  • Query handling
    • SELECT statement review
    • Verifying data in I-4GL
  • Using cursors
    • An overview of cursors
    • Transactions
    • Using scroll cursors
  • Query-by-Example
    • The CONSTRUCT statement
    • Preparing the query
  • Deleting and updating rows
    • Row locking: FOR UPDATE cursors
    • Deleting rows
    • Updating rows
  • Optimizing applications
    • Using PREPARE to optimize applications
    • Scroll cursors and stale data
  • Arrays
    • Forms that use arrays
    • The INPUT ARRAY statement
    • INPUT ARRAY clauses
    • Displaying arrays
    • Pop-up windows
  • Reports
    • Creating a report driver
    • The REPORT function
    • Built-in formatting functions
    • Two reports from one SELECT
    • Using variables to name output files
  • Informix 4GL applications as Web services
    • Introduction to Service Oriented Architecture (SOA) and Web services
    • Configuring a system for Web services
    • Using I-4GL Web service utilities


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Demo Schedule : 09:30P.M EST / 08:30P.M CST / 06:30P.M PST on 31st OCT & 07:00A.M IST on 01st NOV
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