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[1.0.X] Backport of 10022 from trunk. Added savepoint support to the Oracle backend, necessary per the thread at http://groups.google.com/group/django-developers/browse_thread/thread/c87cf2d97478c068/

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git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.0.X@10023 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Ian Kelly 2009-03-10 18:38:45 +00:00
parent 6ab4b64bd0
commit 9a5942cd60
1 changed files with 11 additions and 0 deletions
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11
django/db/backends/oracle/base.py
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@ -36,6 +36,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
needs_datetime_string_cast = False needs_datetime_string_cast = False
uses_custom_query_class = True uses_custom_query_class = True
interprets_empty_strings_as_nulls = True interprets_empty_strings_as_nulls = True
uses_savepoints = True
class DatabaseOperations(BaseDatabaseOperations): class DatabaseOperations(BaseDatabaseOperations):
@ -147,6 +148,12 @@ WHEN (new.%(col_name)s IS NULL)
connection.cursor() connection.cursor()
return connection.ops.regex_lookup(lookup_type) return connection.ops.regex_lookup(lookup_type)
def savepoint_create_sql(self, sid):
return "SAVEPOINT " + self.quote_name(sid)
def savepoint_rollback_sql(self, sid):
return "ROLLBACK TO SAVEPOINT " + self.quote_name(sid)
def sql_flush(self, style, tables, sequences): def sql_flush(self, style, tables, sequences):
# Return a list of 'TRUNCATE x;', 'TRUNCATE y;', # Return a list of 'TRUNCATE x;', 'TRUNCATE y;',
# 'TRUNCATE z;'... style SQL statements # 'TRUNCATE z;'... style SQL statements
@ -293,6 +300,10 @@ class DatabaseWrapper(BaseDatabaseWrapper):
cursor = FormatStylePlaceholderCursor(self.connection) cursor = FormatStylePlaceholderCursor(self.connection)
return cursor return cursor
# Oracle doesn't support savepoint commits. Ignore them.
def _savepoint_commit(self, sid):
pass
class OracleParam(object): class OracleParam(object):
""" """