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authorMariusz Felisiak <felisiak.mariusz@gmail.com>2017-02-01 14:48:04 +0100
committerTim Graham <timograham@gmail.com>2017-02-06 09:19:13 -0500
commit15c14f6f16af22b970e5693b349113d80f10f82d (patch)
treeca3b5b338e53aa376393d23aa7b8e6bea920b1d4 /django/db/backends/postgresql/operations.py
parent8b62e5df86088a618339e04469e94ba095723021 (diff)
downloaddjango-15c14f6f16af22b970e5693b349113d80f10f82d.tar.gz
Fixed #27802 -- Unified return value of db backend datetime SQL methods.
Diffstat (limited to 'django/db/backends/postgresql/operations.py')
-rw-r--r--django/db/backends/postgresql/operations.py27
1 files changed, 10 insertions, 17 deletions
diff --git a/django/db/backends/postgresql/operations.py b/django/db/backends/postgresql/operations.py
index e612a60ca8..fde02cbb78 100644
--- a/django/db/backends/postgresql/operations.py
+++ b/django/db/backends/postgresql/operations.py
@@ -32,32 +32,25 @@ class DatabaseOperations(BaseDatabaseOperations):
def _convert_field_to_tz(self, field_name, tzname):
if settings.USE_TZ:
- field_name = "%s AT TIME ZONE %%s" % field_name
- params = [tzname]
- else:
- params = []
- return field_name, params
+ field_name = "%s AT TIME ZONE '%s'" % (field_name, tzname)
+ return field_name
def datetime_cast_date_sql(self, field_name, tzname):
- field_name, params = self._convert_field_to_tz(field_name, tzname)
- sql = '(%s)::date' % field_name
- return sql, params
+ field_name = self._convert_field_to_tz(field_name, tzname)
+ return '(%s)::date' % field_name
def datetime_cast_time_sql(self, field_name, tzname):
- field_name, params = self._convert_field_to_tz(field_name, tzname)
- sql = '(%s)::time' % field_name
- return sql, params
+ field_name = self._convert_field_to_tz(field_name, tzname)
+ return '(%s)::time' % field_name
def datetime_extract_sql(self, lookup_type, field_name, tzname):
- field_name, params = self._convert_field_to_tz(field_name, tzname)
- sql = self.date_extract_sql(lookup_type, field_name)
- return sql, params
+ field_name = self._convert_field_to_tz(field_name, tzname)
+ return self.date_extract_sql(lookup_type, field_name)
def datetime_trunc_sql(self, lookup_type, field_name, tzname):
- field_name, params = self._convert_field_to_tz(field_name, tzname)
+ field_name = self._convert_field_to_tz(field_name, tzname)
# https://www.postgresql.org/docs/current/static/functions-datetime.html#FUNCTIONS-DATETIME-TRUNC
- sql = "DATE_TRUNC('%s', %s)" % (lookup_type, field_name)
- return sql, params
+ return "DATE_TRUNC('%s', %s)" % (lookup_type, field_name)
def time_trunc_sql(self, lookup_type, field_name):
return "DATE_TRUNC('%s', %s)::time" % (lookup_type, field_name)