PostgreSQL Function Resolution: Handling Ambiguous Candidate Sets

Function candidate resolution in PostgreSQL proceeds through strict filtering and scoring phases. The following configuration demonstrates how the dispatcher handles type coercion, base type mapping, and category matching when resolving overloaded signatures. Initial Parameter and Signature Configuration Actual argument OIDs: InputParams = (845 ...

Posted on Mon, 15 Jun 2026 16:53:50 +0000 by d401tq