5 docs tagged with "Group By"

LeetCode SQL Solution of Problem 262. Trips and Users. Solved with CTE, Group By, and CASE WHEN Statement.

Need to clean up duplicate rows existing in existing tables? Use Group By, Self Join, or Window Function techniques to find and remove duplicate rows.

SQL techniques to group data by 5, 10, 15, 20, or 30 minute intervals. Round datetime up, round down, or round to nearest X minute interval.

3 MySQL Solutions to Select Latest Record for Each Group

SQL techniques to group data by 5, 10, 15, 20, or 30 minute intervals. Round datetime up, round down, or round to nearest X minute interval.