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Support for background and drop_dups indexing options.

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This commit is contained in:
Mircea Pasoi
2010-08-27 20:25:07 -07:00
committed by Harry Marr
parent 266f33adc4
commit 3e30d71263
1 changed files with 16 additions and 6 deletions
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22
mongoengine/queryset.py
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@@ -172,7 +172,8 @@ class QuerySet(object):
self._limit = None
self._skip = None
def ensure_index(self, key_or_list):
def ensure_index(self, key_or_list, drop_dups=False, background=False,
**kwargs):
"""Ensure that the given indexes are in place.
:param key_or_list: a single index key or a list of index keys (to
@@ -180,7 +181,8 @@ class QuerySet(object):
or a **-** to determine the index ordering
"""
index_list = QuerySet._build_index_spec(self._document, key_or_list)
self._collection.ensure_index(index_list)
self._collection.ensure_index(index_list, drop_dups=drop_dups,
background=background)
return self
@classmethod
@@ -250,25 +252,33 @@ class QuerySet(object):
"""
if not self._accessed_collection:
self._accessed_collection = True
background = self._document._meta.get('index_background', False)
drop_dups = self._document._meta.get('index_drop_dups', False)
index_opts = self._document._meta.get('index_options', {})
# Ensure document-defined indexes are created
if self._document._meta['indexes']:
for key_or_list in self._document._meta['indexes']:
self._collection.ensure_index(key_or_list)
self._collection.ensure_index(key_or_list,
background=background, **index_opts)
# Ensure indexes created by uniqueness constraints
for index in self._document._meta['unique_indexes']:
self._collection.ensure_index(index, unique=True)
self._collection.ensure_index(index, unique=True,
background=background, drop_dups=drop_dups, **index_opts)
# If _types is being used (for polymorphism), it needs an index
if '_types' in self._query:
self._collection.ensure_index('_types')
self._collection.ensure_index('_types',
background=background, **index_opts)
# Ensure all needed field indexes are created
for field in self._document._fields.values():
if field.__class__._geo_index:
index_spec = [(field.db_field, pymongo.GEO2D)]
self._collection.ensure_index(index_spec)
self._collection.ensure_index(index_spec,
background=background, **index_opts)
return self._collection_obj