query: Forcing foreign key relation in existing tables
positive_passages.docid: 144063
positive_passages.text: Error Code: 1215. Cannot add foreign key constraint (foreign keys)
negative_passages.docid: 121143
negative_passages.text: Can I have a Django model that has a foreign key reference to itself?
negative_passages.docid: 55545
negative_passages.text: Find the Foreign Keys Associated with a Given Primary Key
negative_passages.docid: 77984
negative_passages.text: Changing MySQL primary key when foreign key contraints exist
negative_passages.docid: 20394
negative_passages.text: Renaming foreign-key columns in MySQL
negative_passages.docid: 67785
negative_passages.text: Creating duplicate features based on many-to-one conversion of related table?
negative_passages.docid: 31820
negative_passages.text: Data inconsistency prohibition if a table refers to another via two many-to-many relationships
negative_passages.docid: 60528
negative_passages.text: What's wrong with foreign keys?
negative_passages.docid: 155773
negative_passages.text: The foreign key associated with column 'x.y' could not ... generate a foreign key to target column 'None'
negative_passages.docid: 158280
negative_passages.text: Why use foreign keys if cascade action is not need?
negative_passages.docid: 99717
negative_passages.text: Foreign key constraint on array member?
negative_passages.docid: 139603
negative_passages.text: Doctrine2: Best way to handle many-to-many with extra columns in reference table
negative_passages.docid: 149392
negative_passages.text: Why dropping all foreign keys from a script is not working?
negative_passages.docid: 103077
negative_passages.text: Cannot truncate table because it is being referenced by a FOREIGN KEY constraint?
negative_passages.docid: 3575
negative_passages.text: List of foreign keys and the tables they reference in Oracle DB
negative_passages.docid: 118347
negative_passages.text: Why does Management Studio add the second alter table "CHECK CONSTRAINT" for a foreign key constraint
negative_passages.docid: 26537
negative_passages.text: Possible to do a MySQL foreign key to one of two possible tables?