a primary key and on validation, the primary key hasn't been generated. Should I fill it in myself? Thank you for your answer.
you should set it to auto generate
Thanks for your answer and can you tell me where I should set it?
Just check the checkbox "auto increment". https://dev.mysql.com/doc/workbench/en/wb-table-editor-main-window.html
Mysql workbench is not a magic wand, you still need to know sql in order to effectively use it
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