What is SQL aggregation?

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Tags

1. #deterministic
2. #except
3. #returns
4. #count
5. #ignore
6. #group
7. #function
8. #single
9. #often
10. #performs
11. #clause
12. #functions
13. #statement
14. #select
15. #values
16. #aggregate
17. #calculation
18. #value