Posts by Matheus Dalenga • 1 point

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  Q: Crossing a primary key with 2 foreign keys from the same table?

  I was studying some SQL and came across the following problem: I have 2 tables one called Order and another Locations, follow the fields below: ORDER id | data_creation | id_origin | id_destination…

  sql postgresql select join

  asked 3 years, 8 months ago Matheus Dalenga 1