Hey, I try to merge DATA1 (Main table) with an extern table (DATA2) by an ID to delete some irrelevant observations. Normally in DATA3 there are all observations togehter. But i need only the observations of the extern table (DATA2). In this case I need n=439. NOTE: There were 512 observations read from the data set DATA1. NOTE: There were 439 observations read from the data set DATA2. NOTE: The data set WORK.DATA3 has 515 observations and 12 variables. i hope that someone can help me please.
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