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INSERT INTO not working
When typing the exact command from the video, I keep getting the following error:
Error: UNIQUE constraint failed:
Can someone please help with this?
Brett Phillips7,004 Points
It seems in SQL Playground this item already exists in the database. The error gives the clue that the primary ID of 16 already exists. You cannot have duplicate Primary Keys, which is why it's complaining that the "UNIQUE constraint failed".
The easiest way to check is to do a select to see for yourself: SELECT * FROM books;