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  1. J

    Question How to use java classes in 4gl code?

    Hey guys, here I am again after a long time without posting nothing. Recently I came across with some features requests hoping to be able to solve them with 4gl code. I need to generate and manipulate .docx files and .xlsx files in progress 4gl but without using ActiveX / OCX (due to some...
  2. J

    Code execution paused because of record lock in trigger

    Working with transactions, I found the following problem / imagined scenario. A record needs to be updated and for that I used strong scope, transaction and proper lock, like so: def buffer customer for customer. do for customer trans. find customer exclusive-lock where...
  3. J

    Right approach when using transactions and strong scope to conditional update

    Imagine the following scenario: I have a client who only needs to be updated if they meet certain criteria based on their own data. I can only update the record if it meets the criteria (so I only lock the record after the IF statements, when necessary) and the data I was based on cannot have...
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