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Introduction |
DB2/400 |
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AS/400 Software Development
AS/400 Software development using RPG IV ILE. Methodologies include specializing in relational data base design and full program life
cycle development for various business models. Modular design approach includes using ILE service programs and binding by reference.
RPG IV
RPG IV used as the primary language on all job location for new development and maintenance. Knowledge of RPG IV includes
the basic concepts of the program cycle, level indicators, matching records to the new advance API's, built-in functions, bound
procedures and prototyped procedures/programs.
ILE RPG
Involved the use of Service Programs and Exported Sub-Procedures and many other ILE methodologies. ILE is used
primarily at the client location to manage program flow and the sharing of resource between object. ILE was also used to develop
cgi programs that made use of application program interfaces (APIs).
CLP
Used as a primary language in addition to RPG for all clients. Usage of the language range from calling, submitting, and
implemented as the primary interface to the operating system rather than RPG. CL commands are used singly in batch and
interactive job environment. To develop menus and as a means of displaying system messages to the user when required.
SQL
Knowledge of the SQL family, STRSQL, WRKQMQRY, OPNQRY and em-bedded SQL for RPG is demonstrated as a debug
tool, stored procedure, data filter and report application when appropriate for project for all clients.
UIM
Implemented as a standard navigation help facility on the AS/400. Used as a documentation tool and help navigation guide
DDS
Although not a language is described in this section. Data Description Specifications is traditional means of describing data
attributes for both screen and print layout. Complete knowledge of the data set is expressed for all clients used for both screen
and printer file specifications.
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Introduction |
DB2/400 |
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Related Articles
AS/400 Programming Related Manuals
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