Justin Pryzby writes:
> pg_get_partition_constraintdef() doesn't like being passed a relkind='I',
It'll also fall over if the passed OID isn't a relation at all, which
is also very much not-nice for SQL-exposed inquiry functions.
I'm inclined to fix this by
(1) inventing an lsyscache function t
For indices inherited from relkind=p:
pryzbyj=# CREATE TABLE tt(i int)PARTITION BY RANGE(i);
pryzbyj=# CREATE TABLE tt1 PARTITION OF tt DEFAULT;
pryzbyj=# CREATE INDEX ON tt((0+i));
pryzbyj=# ALTER INDEX tt1_expr_idx ALTER COLUMN 1 SET STATISTICS 123;
pryzbyj=# \d+ tt1_expr_idx
ERROR: 42809: "tt
