I would like to sort an input file and split it into 3 output files (header, detail with duplicate record removed, trailer with count from detail output file):
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I would like to join TBL_A with TBL_B with two common keys between both tables. For all rows from the result set, I would like to update FLD_A of TBL_A with the value of FLD_B on the same table. I was ...