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Quick tip: Use OVER to get row numbers in subsets

December 10, 2010 Matt Thornton 0

Consider the following. You have a set of data. Within the data are multiple subsets that share an identifier. WIthin your main set, you need to number the subsets for each item within it, e.g., Data ID SubsetID Name Lots more columns… ———- ———– 1 ABC Dave 2 DEF Trev […]