Make currtid() functions require SELECT privileges on the target table. While it's not clear that TID linkage info is of any great use to a nefarious user, it's certainly unexpected that these functions wouldn't insist on read privileges.
Make currtid() functions require SELECT privileges on the target table.
While it's not clear that TID linkage info is of any great use to a
nefarious user, it's certainly unexpected that these functions wouldn't
insist on read privileges.

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