L'introduction d'une contrainte FOREIGN KEY '%1' sur la table '%2' peut provoquer des cycles ou des accès en cascade multiples. Spécifiez ON DELETE NO ACTION ou ON UPDATE NO ACTION, ou modifiez d'autres contraintes FOREIGN KEY.
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English version
Introducing FOREIGN KEY constraint '%1' on table '%2' may cause cycles or multiple cascade paths. Specify ON DELETE NO ACTION or ON UPDATE NO ACTION, or modify other FOREIGN KEY constraints.
SQL Server