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Jun 19th, 2019
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  1. ID | VALID_FROM | VALID_TO
  2. 1 | 01.01.2000 | 04.01.2000
  3. 1 | 04.01.2000 | 16.01.2000
  4. 1 | 16.01.2000 | 17.01.2000
  5. 1 | 17.01.2000 | 19.01.2000
  6. 2 | 03.02.2001 | 04.04.2001
  7. 2 | 04.04.2001 | 14.03.2001
  8. 2 | 14.04.2001 | 18.03.2001
  9.  
  10. ID | VAR | VALID_FROM | VALID_TO
  11. 1 | 3 | 01.01.2000 | 17.01.2000
  12. 1 | 2 | 17.01.2000 | 19.01.2000
  13. 2 | 4 | 03.02.2001 | 14.03.2001
  14.  
  15. select t1.*,
  16. t2.var
  17. from t1 t1
  18. inner join t2 t2
  19. on t1.id = t2.id
  20. and t1.valid_from >= t2.valid_from
  21. and t1.valid_to <= t2.valid_to;
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