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improve stale cutoff id perf (#1392)

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This commit is contained in:
Jimmy Zelinskie 2016-04-20 15:03:06 -04:00
parent ec35b3ba04
commit 7239c465bf
1 changed files with 1 additions and 3 deletions
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4
data/model/log.py
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@ -137,10 +137,8 @@ def get_stale_logs_cutoff_id(cutoff_date):
""" Gets the most recent ID created before the cutoff_date. """ """ Gets the most recent ID created before the cutoff_date. """
try: try:
return (LogEntry return (LogEntry
.select(LogEntry.id) .select(fn.Min(LogEntry.id))
.where(LogEntry.datetime <= cutoff_date) .where(LogEntry.datetime <= cutoff_date)
.order_by(LogEntry.id.desc())
.limit(1)
.tuples())[0][0] .tuples())[0][0]
except IndexError: except IndexError:
return None return None