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improve sql speed in build_references

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Fixes: https://pagure.io/koji/issue/1961
This commit is contained in:
Tomas Kopecek 2020-01-21 14:33:34 +01:00
parent cb8d096e2d
commit 3c6fb59814
1 changed files with 16 additions and 15 deletions
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31
hub/kojihub.py
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@ -7740,22 +7740,23 @@ def build_references(build_id, limit=None, lazy=False):
# find timestamp of most recent use in a buildroot
event_id = 0
if build_rpm_ids:
query = QueryProcessor(
columns=['max(standard_buildroot.create_event)'],
tables=['buildroot_listing'],
joins=['standard_buildroot ON buildroot_listing.buildroot_id = standard_buildroot.buildroot_id'],
clauses=['buildroot_listing.rpm_id IN %(rpm_ids)s'],
values={'rpm_ids': build_rpm_ids})
event_id = query.singleValue(strict=False) or 0
q = """SELECT MAX(create_event)
FROM standard_buildroot
WHERE buildroot_id IN (
SELECT buildroot_id
FROM buildroot_listing
WHERE rpm_id IN %(rpm_ids)s
)"""
event_id = _fetchSingle(q, {'rpm_ids': build_rpm_ids}) or 0
if build_archive_ids:
query = QueryProcessor(
columns=['max(standard_buildroot.create_event)'],
tables=['buildroot_archives'],
joins=['standard_buildroot ON buildroot_archives.buildroot_id = standard_buildroot.buildroot_id'],
clauses=['buildroot_archives.archive_id IN %(archive_ids)s'],
values={'archive_ids': build_archive_ids})
event_id2 = query.singleValue(strict=False) or 0
q = """SELECT MAX(create_event)
FROM standard_buildroot
WHERE buildroot_id IN (
SELECT buildroot_id
FROM buildroot_archives
WHERE archive_id IN %(archive_ids)s
)"""
event_id2 = _fetchSingle(q, {'archive_ids': build_archive_ids}) or 0
event_id = max(event_id, event_id2)
if event_id:
q = """SELECT EXTRACT(EPOCH FROM get_event_time(%(event_id)i))"""