FKFuck .

fkFKFKFK.

FK"fuck""fuck off""fuck you".

Understanding the Context

Msg 547, Level 16, State 0, Line 1 The INSERT statement conflicted with the FOREIGN KEY constraint "FK_Sup_Item_Sup_Item_Cat". The conflict occurred in database "dev_bo", table ...

Ya encontr la solucin, para mi caso era poner todo en una sola instruccin, ya que voy a relacionar 2 FK con una PK compuesta por 2 campos. El cdigo seria as:

I need to remove a highly referenced table in a SQL Server database. How can I get a list of all the foreign key constraints I will need to remove in order to drop the table? (SQL answers prefera...

The only way out, would be to make this relation many-to-many. This requires an associative entity flavour_ingredients with a FK flavour_id and an FK ingredient_id (you could add an id.

Key Insights

sp_rename 'HumanResources.FK_Employee_Person_BusinessEntityID', 'FK_EmployeeID'; will rename FK_Employee_Person_BusinessEntityID found in the HumanResources schema to.

An FK-relationship will often need to look up a relating table and extract certain rows based on a single value or a range of values. So it makes good sense to index any columns involved in an FK, but an FK.

I want to add a Foreign Key to a table called "katalog". ALTER TABLE katalog ADD CONSTRAINT fk_katalog_sprache FOREIGN KEY (Sprache) REFERENCES Sprache (ID) ON DELETE SET NULL.