Filtering with WHERE and HAVING
WHERE and HAVING can be used as filters in the same query. But how we use them, where we use them and what we use them for is quite different.
You want a query that returns the total points contribution of a teams Power Forwards where their total points contribution is greater than 3000.
Deze oefening maakt deel uit van de cursus
Improving Query Performance in SQL Server
Oefeninstructies
- Apply a filter condition for only rows where position equals Power Forward (
PF). - Apply a grouped row filter for total points greater than 3000.
Praktische interactieve oefening
Probeer deze oefening eens door deze voorbeeldcode in te vullen.
SELECT Team,
SUM(TotalPoints) AS TotalPFPoints
FROM PlayerStats
-- Filter for only rows with power forwards
___ ___ = ___
GROUP BY Team
-- Filter for total points greater than 3000
___ ___(___) > ___;