reference constraint

  • Hi.

    I´m triying to delete data from a table i get a conflict with reference constraint.

    How can i delete data from table 'A' and any other table that share the data ??

    thanks.

  • Usually, delete the data in the referring tables first. Alternatively you could set up your foreign key constraints with cascading deletes. This is considered a dangerous approach, so it's not recommended.

    ----------------------------------------------------The credit belongs to the man who is actually in the arena, whose face is marred by dust and sweat and blood... Theodore RooseveltThe Scary DBAAuthor of: SQL Server 2017 Query Performance Tuning, 5th Edition and SQL Server Execution Plans, 3rd EditionProduct Evangelist for Red Gate Software

  • Grant Fritchey (9/25/2009)


    Usually, delete the data in the referring tables first. Alternatively you could set up your foreign key constraints with cascading deletes. This is considered a dangerous approach, so it's not recommended.

    thanks!

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