What schema means?

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Tags

1. #constraints
2. #organization
3. #relational
4. #formal
5. #sentences
6. #imposed
7. #integrity
8. #called
9. #schema
10. #database
11. #definition
12. #tables
13. #constructed
14. #databases
15. #blueprint
16. #refers
17. #formulas
18. #divided