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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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