Optimize phenomenonTime aggregation in update_datastream_phenomenon_time_from_foi#180
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Prinxeeee wants to merge 1 commit into
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Optimize phenomenonTime aggregation in update_datastream_phenomenon_time_from_foi#180Prinxeeee wants to merge 1 commit into
Prinxeeee wants to merge 1 commit into
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Optimize phenomenonTime aggregation in
update_datastream_phenomenon_time_from_foiWhat's changed
Instead of two queries with
ORDER BY ... LIMIT 1to get the lower and upper bounds, this uses a singleMIN(lower(...))/MAX(upper(...))aggregation.Why
Reduces query overhead by avoiding duplicate ordered scans while preserving existing behavior.
Notes