Oleg Bartunov <oleg@sai.msu.su> writes: > following query cause postmaster to fail.
You haven't shown us your own code, but I'd guess that you are doing
something you shouldn't with memory contexts.
regards, tom lane
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
