PG Bug reporting form <noreply@postgresql.org> writes:
> gpadmin=# \di+
> List of relations
> Schema | Name | Type | Owner | Table | Persistence | Access method |
> Size | Description
> -----------+------+-------+---------+-------+-------------+---------------+------------+-------------
> pg_temp_3 | idx1 | index | gpadmin | t2 | temporary | btree |
> 8192 bytes |
> (1 row)
> Both table `t1` and temp table `t2` have index idx, but `\di` only shows the
> index of table `t2`.
This is not a bug: \di is operating as documented, namely showing you
the indexes that are visible in your current search_path. The
temp index masks the similarly-named one in public. You could see
both of them with "\di+ *.*", "\di+ *.idx1", or other forms. For
more info see
https://www.postgresql.org/docs/current/app-psql.html#APP-PSQL-PATTERNS
regards, tom lane
