Need to add column in FAH application line level with 250+ characters and get to GL line level dff

Summary:

Need to have a character lengeth 250+ column in FAH application line level and flow to GL line level

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We need to have a 250+ character line level column (Transaction Number ) in FAH application and have it in a GL line level dff. Wher this GL dff can be used in OTBI and BI reports How cn we approach this?

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