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I don’t know how a *GDA is defined “in RPGLE”. One can be accessed by calling a CL procedure or the Retrieve Data Area (QWCRDTAA) API, but I don’t know if RPG itself knows about them.
How many types of Data Area…
What do you mean by “type”? If you create a data area, you can define it as being one of four possible types — *DEC, *CHAR, *LGL or *DDM. A RPG program can access all four types. Is that what you’re asking about?
And then there are those you create for your own purposes.
…Group data area…
I don’t know how a *GDA is defined “in RPGLE”. One can be accessed by calling a CL procedure or the Retrieve Data Area (QWCRDTAA) API, but I don’t know if RPG itself knows about them.
How many types of Data Area…
What do you mean by “type”? If you create a data area, you can define it as being one of four possible types — *DEC, *CHAR, *LGL or *DDM. A RPG program can access all four types. Is that what you’re asking about?
Tom