Using Data Providers in Other GX Objects. |
As you may already know, the output of a Data Provider is an SDT or BC (that could be later -even immediately- converted to another format such as XML). The only output formats supported are SDT and BC. However, not only a simple SDT or BC can be returned, but also a collection of them.
Using a Data Provider in another GeneXus Objetc is similar to using a Procedure that returns an SDT or BC to the caller.
In this article:
1) A simple example. 2) Consideration when the output is a Business Component.
3) Parameters.
4) How to work when the output is a collection
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