Sachin Kotwal <kotsac...@gmail.com> writes:
> Does it release locks after taking decision and then perform actual update
> operation on partition table?
No, there's no attempt to do that, and we're unlikely to consider doing so
because it would result in more lock-table thrashing. Why do you care?
RowExclusiveLock does not block any normal DML operation, so there's no
apparent benefit from releasing it early.
regards, tom lane
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