Joins & Relationships
Self Joins: Overview
Master self joins - joining a table to itself Use different aliases to distinguish same table Model hierarchical relationships (employee-manager) Find related r
Master self joins - joining a table to itself
Use different aliases to distinguish same table
Model hierarchical relationships (employee-manager)
Find related records within same table
Compare rows within same table
Handle recursive relationships
Master self joins - joining a table to itself
Use different aliases to distinguish same table
Model hierarchical relationships (employee-manager)
Find related records within same table
Compare rows within same table
Handle recursive relationships