Fixed #7411 -- worked around some possible transaction conflicts in SQLite.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@7926 bcc190cf-cafb-0310-a4f2-bffc1f526a37

1 files changed, 5 insertions, 0 deletions

diff --git a/django/db/backends/sqlite3/base.py b/django/db/backends/sqlite3/base.py
index b8bf5c8f0b..5cb21f5e3b 100644
--- a/django/db/backends/sqlite3/base.py
+++ b/django/db/backends/sqlite3/base.py
@@ -40,6 +40,11 @@ Database.register_adapter(decimal.Decimal, util.rev_typecast_decimal)
 
 class DatabaseFeatures(BaseDatabaseFeatures):
     supports_constraints = False
+    # SQLite cannot handle us only partially reading from a cursor's result set
+    # and then writing the same rows to the database in another cursor. This
+    # setting ensures we always read result sets fully into memory all in one
+    # go.
+    can_use_chunked_reads = False
 
 class DatabaseOperations(BaseDatabaseOperations):
     def date_extract_sql(self, lookup_type, field_name):