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IN007Applications Development Using INFORMIX-4GL
This course acquaints you with powerful resources INFORMIX-4GL - a complete fourth-generation language for development of applications. Usage INFORMIX-4GL for construction of the integrated applications with convenient menus, screens of data entry is studied, reports and the screen helps demanding much more smaller quantity of a program code in comparison with usual programming languages
After learning of course you can
- To create the applications using INFORMIX-4GL
- To create the menus
- To create forms for data entry
- Effectively to use instructions SQL in
- To build error-handling routines in applications
- To use the mechanism of transactions in applications
- To create reports
- To use screen arrays
- To insert a recordset, using arrays
- To fulfil dynamically created SQL-inquiries
- To lock records for the period of changes
Contents of course
- Acquaintance to software products INFORMIX
- INFORMIX-4GL and a kit of developer Informix
- Main INFORMIX-4GL components
- the Demonstration application: a database stores
- the Environment of the developer
- Controlling constructions
- Operators of interaction with the screen
- MENU Operator
- Creation of a help file. The utility mkmessage
- Screen forms
- Mapping of forms and windows
- Data types in INFORMIX-4GL
- the Description of program variables
- INPUT Operator
- Usage of directives in INPUT operator
- INSERT Operator
- Record SQLCA
- Interception of erratic situations by means of WHENEVER operator
- Interception of interruption of the program by the user by means of DEFER INTERRUPT operator
- Usage of SELECT operator
- Transmission of values between functions
- Check of the data in INFORMIX-4GL
- Various types of cursors (in sense of databases)
- Usage of transactions in INFORMIX-4GL
Preliminary preparation
Learning of courses IN433 " Designing of Relational Databases ", IN107 "Structured query language" or equivalent knowledge, and also knowledge of the editor vi and Unix operating system on a user level (necessary skills can be gained, Having heard course S215 " Introduction in SCO Unix ").
Given cource inserted in next comlex programs:
PROG-4GL Complex programm
Education coast on cource - USD 650
Cource duration (days) - 5
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