isCyclic() — drizzle-orm Function Reference

Architecture documentation for the isCyclic() function in introspect-gel.ts from the drizzle-orm codebase.

Function typescript DrizzleKit Introspection called by 2

Entity Profile

DrizzleKit→ Introspection→ isCyclic() — drizzle-orm Function Reference

Dependency Diagram

graph TD
  a7f5c7a2_3cd7_5521_1f7d_dc2892c7fb5b["isCyclic()"]
  ac795a29_c480_454a_c930_ea8898cad46c["introspect-gel.ts"]
  a7f5c7a2_3cd7_5521_1f7d_dc2892c7fb5b -->|defined in| ac795a29_c480_454a_c930_ea8898cad46c
  d6ed66aa_aafe_f478_835c_7c02934633eb["schemaToTypeScript()"]
  d6ed66aa_aafe_f478_835c_7c02934633eb -->|calls| a7f5c7a2_3cd7_5521_1f7d_dc2892c7fb5b
  eca90b4e_5154_72f2_c38f_cac24c3036e0["createTableColumns()"]
  eca90b4e_5154_72f2_c38f_cac24c3036e0 -->|calls| a7f5c7a2_3cd7_5521_1f7d_dc2892c7fb5b
  style a7f5c7a2_3cd7_5521_1f7d_dc2892c7fb5b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-kit/src/introspect-gel.ts lines 522–526

const isCyclic = (fk: ForeignKey) => {
	const key = `${fk.tableFrom}-${fk.tableTo}`;
	const reverse = `${fk.tableTo}-${fk.tableFrom}`;
	return relations.has(key) && relations.has(reverse);
};