Fix ac218aa4f6 to work on versions before 9.5.
authorAndres Freund
Tue, 27 Nov 2018 07:26:05 +0000 (23:26 -0800)
committerAndres Freund
Tue, 27 Nov 2018 07:26:15 +0000 (23:26 -0800)
commit5ef8f08b541da5df1ac00a3c880578a8e3bf447c
tree913b8697143113356f57ce8de36cf6b6ab33827f
parent203a909fd29656d65a451c791e326ff92a09d893
Fix ac218aa4f6 to work on versions before 9.5.

Unfortunately ac218aa4f6 missed the fact that a reference to
'pg_catalog.regnamespace'::regclass wouldn't work before that type is
known. Fix that, by replacing the regtype usage with a join to
pg_type.

Reported-By: Tom Lane
Author: Andres Freund
Discussion: https://postgr.es/m/8863.1543297423@sss.pgh.pa.us
Backpatch: 9.5-, like ac218aa4f6
src/bin/pg_upgrade/check.c