If the date, item, and category are the same in the table, I’d like to treat it as the same row and return n rows out of them(ex: if n is 3, then limit 0, 3). expected results (if n is 3) The problem is that I have to bring the values of each group as well. If I have
Tag: rank
Rank based on cumulative value
I want to rank on ID and value columns based on ascending order of UID. Expected output has to change once value column has a different value than the previous value. Ranks has to restart on each new ID Here is a sample dataset that I have created: Answer I think that the simplest approach to this gaps-and-islands problem is
How to select a row for certain (or give preference in the selection) in mysql?
Need your help guys in forming a query. Example. Company – Car Rental Table – Cars Now, how do I select only one entry from this table which satisfies the below conditions? If Mercedes is available in Showroom, then fetch only that row. (i.e. row 1 in above example) But If none of the Mercedes are available in the showroom,