{"Entry":{"collection":"func","key":"pg-get-partkeydef","name":"pg_get_partkeydef","aliases":[],"metadata":{"changed_in":[],"changes":[{"descriptions_changed":false,"doc_overhaul":false,"from":"15","group_changed":null,"signatures":{"added":[],"removed":[]},"status":"added","to":"16"}],"content_hash":"03fac883556e63790a68a9491faed269d0d830b68f3e62b9fb7e3f5cfd6baf21","first_version":"16","group":"info","group_label":"System Information Functions And Operators","groups":["info"],"imported_at":"2026-09-27T17:57:29.203245+08:00","last_version":"20","name":"pg_get_partkeydef","name_key":"pg_get_partkeydef","position":28068,"present_in":["16","17","18","19","20"],"signature":"pg_get_partkeydef ( table oid ) → text","signature_count":1,"slug":"pg-get-partkeydef","source_rev":"b7bd9cda","summary":"Reconstructs the definition of a partitioned table's partition key, in the form it would have in the PARTITION BY clause of CREATE TABLE.","summary_zh":""}},"Definition":{"Collection":"func","Key":"pg-get-partkeydef","SourceDatabase":"center","Version":"18","SourceTable":"func","SourceKey":"pg-get-partkeydef","SourceRevision":"b7bd9cda","Facts":{"description":"Reconstructs the definition of a partitioned table's partition key, in the form it would have in the PARTITION BY clause of CREATE TABLE. 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