Postgres: To get list of partitions and the owner
SELECT nmsp_parent.nspname AS parent_schema, parent.relname AS parent, nmsp_child.nspname AS child_schema, child.relname AS child FROM pg_inherits JOIN pg_class parent ON pg_inherits.inhparent = parent.oid JOIN pg_class child ON pg_inherits.inhrelid = child.oid JOIN pg_namespace nmsp_parent ON nmsp_parent.oid = parent.relnamespace JOIN pg_namespace nmsp_child ON nmsp_child.oid = child.relnamespace WHERE parent.relname = 'parent_table_name' ;