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Using SQL to Select Records from Multiple Tables
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• 04/10/23
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Following on from my previous video introducing the SELECT query, this video shows how to use primary and foreign keys to connect up related tables when you need to retrieve records from both.
Prerequisite knowledge is:
Databases intro: https://youtu.be/qRv981BXOeA
SQL SELECT from one table: https://youtu.be/t9qpMYJAbGg
Daha fazla göster
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