I wrote: > Thanks for the test case! A quick "git bisect" says I broke it at > cb8e50a4a09fe541e32cd54ea90a97f2924121a1 is the first bad commit > commit cb8e50a4a09fe541e32cd54ea90a97f2924121a1 > Author: Tom Lane <tgl@xxxxxxxxxxxxx> > Date: Fri Aug 30 12:42:12 2024 -0400 > Avoid inserting PlaceHolderVars in cases where pre-v16 PG did not. > Apparently that change was less safe than I thought. Looking ... Fixed here: https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=85990e2fd5610576635c65db9292297b1730c947 Thanks for the report! regards, tom lane