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Added an implementation of bulk insert via the ORM to the Oracle DB backend. 

Refs #7596, r16739 and http://troels.arvin.dk/db/rdbms/#insert-multiple

git-svn-id: http://code.djangoproject.com/svn/django/trunk@16819 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Ramiro Morales 2011-09-11 23:02:53 +00:00
parent 26b8122087
commit 9fe050a275
1 changed files with 5 additions and 0 deletions
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5
django/db/backends/oracle/base.py
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@ -78,6 +78,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
supports_bitwise_or = False supports_bitwise_or = False
can_defer_constraint_checks = True can_defer_constraint_checks = True
ignores_nulls_in_unique_constraints = False ignores_nulls_in_unique_constraints = False
has_bulk_insert = True
class DatabaseOperations(BaseDatabaseOperations): class DatabaseOperations(BaseDatabaseOperations):
compiler_module = "django.db.backends.oracle.compiler" compiler_module = "django.db.backends.oracle.compiler"
@ -372,6 +373,10 @@ WHEN (new.%(col_name)s IS NULL)
name_length = self.max_name_length() - 3 name_length = self.max_name_length() - 3
return '%s_TR' % util.truncate_name(table, name_length).upper() return '%s_TR' % util.truncate_name(table, name_length).upper()
def bulk_insert_sql(self, fields, num_values):
items_sql = "SELECT %s FROM DUAL" % ", ".join(["%s"] * len(fields))
return " UNION ALL ".join([items_sql] * num_values)
class _UninitializedOperatorsDescriptor(object): class _UninitializedOperatorsDescriptor(object):