What does analyze do in Postgres?

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Tags

1. #specific
2. #table
3. #statistics
4. #execution
5. #analyze
6. #database
7. #collects
8. #columns
9. #current
10. #about
11. #entire
12. #postgresql
13. #plans
14. #planner
15. #query
16. #command
17. #queries
18. #generate
19. #efficient