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Tag: sql-server

SQL Join on table with revision dates

I am about to begin working on a solution for my company in SQL that requires me to link product category mappings based on a SKU number. The problem is that the category mappings can change, and they will have a date associated with the change. For example: Product 1 is currently mapped to category A. User r…

Number based on condition

I’m trying to generate a number based on a condition. When there is yes in column ‘Stop’ in the partition of a Client ordered by Start_Date, the Dense Rank has to start over. So I tried several things but it’s stil not what I want. My table with current number and expected number The q…