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[IMP] mrp: performance improvment: avoid select sql inside loops 

bzr revid: olt@tinyerp.com-20100920101025-30zwlatr9qs2akso
This commit is contained in:
olt@tinyerp.com 2010-09-20 12:10:25 +02:00
parent c5ef622acb
commit b9d743fc68
1 changed files with 11 additions and 8 deletions
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19
addons/mrp/mrp.py
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@ -19,6 +19,8 @@
#
##############################################################################
import itertools
import operator
from datetime import datetime
from osv import osv, fields
from tools.translate import _
@ -356,8 +358,7 @@ class many2many_domain(fields.many2many):
res = {}
move_obj = obj.pool.get('stock.move')
for prod in obj.browse(cr, user, ids, context=context):
cr.execute("SELECT move_id from mrp_production_move_ids where\
production_id=%s" % (prod.id))
cr.execute("SELECT move_id from mrp_production_move_ids where production_id=%s" % (prod.id))
m_ids = map(lambda x: x[0], cr.fetchall())
final = move_obj.search(cr, user, self._domain + [('id', 'in', tuple(m_ids))])
res[prod.id] = final
@ -371,13 +372,15 @@ class one2many_domain(fields.one2many):
def get(self, cr, obj, ids, name, user=None, offset=0, context=None, values=None):
if not context:
context = {}
res = {}
move_obj = obj.pool.get('stock.move')
for prod in obj.browse(cr, user, ids, context=context):
cr.execute("SELECT id from stock_move where production_id=%s" % (prod.id))
m_ids = map(lambda x: x[0], cr.fetchall())
final = move_obj.search(cr, user, self._domain + [('id', 'in', tuple(m_ids))])
res[prod.id] = final
res = {}.fromkeys(ids, [])
key = operator.itemgetter(0)
move_ids = move_obj.search(cr, user, self._domain+[('production_id', 'in', tuple(ids))], context=context)
related_move_map = [(o.production_id.id, o.id) for o in move_obj.browse(cr, user, move_ids, context=context)]
related_move_dict = dict((k, [v[1] for v in itr]) for k, itr in itertools.groupby(related_move_map, key))
res.update(related_move_dict)
return res
class mrp_production(osv.osv):