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improve speed of build_references function

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This commit is contained in:
Mike McLean 2007-07-25 19:05:10 -04:00
parent 433dba5ff6
commit 0520884287
1 changed files with 21 additions and 12 deletions
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33
hub/kojihub.py
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@ -3314,29 +3314,38 @@ def build_references(build_id):
WHERE build_id = %(build_id)i AND active = TRUE"""
ret['tags'] = _multiRow(q, locals(), ('id', 'name'))
#we'll need the component rpm ids for the rest
q = """SELECT id FROM rpminfo WHERE build_id=%(build_id)i"""
rpm_ids = _fetchMulti(q, locals())
# find rpms whose buildroots we were in
st_complete = koji.BUILD_STATES['COMPLETE']
fields = ('id', 'name', 'version', 'release', 'arch', 'build_id')
q = """SELECT that.id, that.name, that.version, that.release, that.arch, that.build_id
FROM rpminfo AS this
JOIN buildroot_listing ON this.build_id = %(build_id)i
AND buildroot_listing.rpm_id = this.id
JOIN rpminfo AS that ON buildroot_listing.buildroot_id = that.buildroot_id
JOIN build on that.build_id = build.id
WHERE this.build_id = %(build_id)i
idx = {}
q = """SELECT rpminfo.id, rpminfo.name, rpminfo.version, rpminfo.release, rpminfo.arch, rpminfo.build_id
FROM buildroot_listing
JOIN rpminfo ON rpminfo.buildroot_id = buildroot_listing.buildroot_id
JOIN build on rpminfo.build_id = build.id
WHERE buildroot_listing.rpm_id = %(rpm_id)s
AND build.state = %(st_complete)i"""
ret['rpms'] = _multiRow(q, locals(), fields)
for (rpm_id,) in rpm_ids:
for row in _multiRow(q, locals(), fields):
idx.setdefault(row['id'], row)
ret['rpms'] = idx.values()
# find timestamp of most recent use in a buildroot
q = """SELECT buildroot.create_event
FROM buildroot_listing
JOIN rpminfo ON rpminfo.build_id = %(build_id)i
AND buildroot_listing.rpm_id = rpminfo.id
JOIN buildroot ON buildroot_listing.buildroot_id = buildroot.id
WHERE buildroot_listing.rpm_id = %(rpm_id)s
ORDER BY buildroot.create_event DESC
LIMIT 1"""
event_id = _singleValue(q, locals(), strict=False)
if event_id is None:
event_id = -1
for (rpm_id,) in rpm_ids:
tmp_id = _singleValue(q, locals(), strict=False)
if tmp_id is not None and tmp_id > event_id:
event_id = tmp_id
if event_id == -1:
ret['last_used'] = None
else:
q = """SELECT EXTRACT(EPOCH FROM get_event_time(%(event_id)i))"""