query: Indirect constraints (foreign keys amongst three/four tables)
positive_passages.docid: 54977
positive_passages.text: Many to Many and Weak Entities
negative_passages.docid: 77391
negative_passages.text: How to implement a super class, sub class relationship in the database?
negative_passages.docid: 8924
negative_passages.text: How do I see all foreign keys to a table or column?
negative_passages.docid: 97440
negative_passages.text: How to list table foreign keys
negative_passages.docid: 24680
negative_passages.text: Conditional Foreign Key Relationship
negative_passages.docid: 155601
negative_passages.text: In SQL, is it OK for two tables to refer to each other?
negative_passages.docid: 68103
negative_passages.text: Failed to enable constraints. One or more rows contain values violating non-null, unique, or foreign-key constraints
negative_passages.docid: 61152
negative_passages.text: constraint in oracle
negative_passages.docid: 106065
negative_passages.text: How to check if a Constraint exists in Sql server?
negative_passages.docid: 41680
negative_passages.text: Pair of 2-tuple composite FKs pointing to same table (closure table pattern)
negative_passages.docid: 134117
negative_passages.text: Defining foreign key relationships for Rails' models
negative_passages.docid: 54573
negative_passages.text: adding CHECK to impose constraints on more than one table
negative_passages.docid: 7693
negative_passages.text: How do I add a foreign key to an existing SQLite table?
negative_passages.docid: 134456
negative_passages.text: Does specifying a foreign key make it an index?
negative_passages.docid: 89949
negative_passages.text: Easy mysql question regarding primary keys and an insert
negative_passages.docid: 67785
negative_passages.text: Creating duplicate features based on many-to-one conversion of related table?
negative_passages.docid: 66985
negative_passages.text: Is there a name for this database schema of key values?