Relationship Configuration Basic Relationship Patterns Configuring Delete Behavior for One to Many One To One Deleting Rows from the Many to Many Table Late-Evaluation of Relationship Arguments Adjacency List Relationships Self-Referential Query Strategies Linking Relationships with Backref One Way Backrefs Handling Multiple Join PathsCreating Custom Foreign ConditionsCustom operators based on SQL functionsNon-relational Comparisons / Materialized PathComposite “Secondary” JoinsRow-Limited Relationships with Window Functions Special Relationship Persistence Patterns Mutable Primary Keys / Update Cascades