What is the difference between group by and distinct in SQL?

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Tags

1. #better
2. #performance
3. #difference
4. #clause
5. #usage
6. #operation
7. #significantly
8. #distinct
9. #which
10. #aggregate
11. #execution
12. #point
13. #functions
14. #group
15. #internally
16. #between
17. #there
18. #keyword
19. #except
20. #distinguish
21. #values