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ABL Essentials
Using Queries : Why you use queries in your application

Why you use queries in your application

The first question to answer about queries is why ABL has them at all. For many years, ABL did not support queries, and developers wrote very powerful and complete applications without them. So, before you go into the details of how to define and use queries, you'll learn the differences between queries and the block-oriented data access language you've used so far.
* Queries versus block-oriented data access
* Using queries to share data between procedures
* Using queries to populate a browse