HAVING « Select Clause « SQL / MySQL






1.SELECT statement includes a HAVING clause that contains one condition:
2.Include a WHERE clause-but only to select rows, not to test summary values.
3.Shows those hours of the day during which no messages were sent by using a HAVING clause that selects only sum
4.HAVING COUNT(*) > 1
5.HAVING SUM(AMOUNT) > 150
6.Determining Whether Values are Unique
7.To find message sender/recipient pairs between whom only one message was sent