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[IMP] optimize the number of queries in controller

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now, it only does one query to get the ids of each builds,
instead of a query for each branch
This commit is contained in:
Gery Debongnie 2014-07-23 11:52:06 +02:00
parent 6d7077ba12
commit aa0c64c2b1
1 changed files with 31 additions and 4 deletions
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35
runbot/runbot.py
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@ -922,20 +922,47 @@ class RunbotController(http.Controller):
domain += ['|', ('dest', 'ilike', search), ('subject', 'ilike', search)]
build_ids = build_obj.search(cr, uid, domain, limit=int(limit))
branch_ids = []
branch_ids, build_by_branch_ids = [], {}
if build_ids:
q = """
branch_query = """
SELECT br.id FROM runbot_branch br INNER JOIN runbot_build bu ON br.id=bu.branch_id WHERE bu.id in %s
ORDER BY bu.sequence DESC
"""
sticky_dom = [('repo_id','=',repo.id), ('sticky', '=', True)]
sticky_branch_ids = [] if search else branch_obj.search(cr, uid, sticky_dom)
cr.execute(q, (tuple(build_ids),))
cr.execute(branch_query, (tuple(build_ids),))
branch_ids = uniq_list(sticky_branch_ids + [br[0] for br in cr.fetchall()])
build_query = """
SELECT
branch_id,
max(case when br_bu.row = 1 then br_bu.build_id end),
max(case when br_bu.row = 2 then br_bu.build_id end),
max(case when br_bu.row = 3 then br_bu.build_id end),
max(case when br_bu.row = 4 then br_bu.build_id end)
FROM (
SELECT
br.id AS branch_id,
bu.id AS build_id,
row_number() OVER (PARTITION BY branch_id) AS row
FROM
runbot_branch br INNER JOIN runbot_build bu ON br.id=bu.branch_id
WHERE
br.id in %s
GROUP BY br.id, bu.id
ORDER BY br.id, bu.id DESC
) AS br_bu
WHERE
row <= 4
GROUP BY br_bu.branch_id;
"""
cr.execute(build_query, (tuple(branch_ids),))
build_by_branch_ids = {
rec[0]: [r for r in rec[1:] if r is not None] for rec in cr.fetchall()
}
branches = branch_obj.browse(cr, uid, branch_ids, context=request.context)
build_by_branch_ids = {b: build_obj.search(cr, uid, domain + [('branch_id','=',b)], limit=4) for b in branch_ids}
build_ids = flatten(build_by_branch_ids.values())
build_dict = {build.id: build for build in build_obj.browse(cr, uid, build_ids, context=request.context) }