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authorDavid-Wobrock <david.wobrock@gmail.com>2020-10-04 19:28:21 +0200
committerMariusz Felisiak <felisiak.mariusz@gmail.com>2020-10-14 20:06:26 +0200
commitee005328c8eec5c013c6bf9d6fbb2ae9d540df14 (patch)
tree5d9641ee00639c05b815cbc26061744e039552d5 /django/db/backends/mysql/operations.py
parent8d018231ac64c044c9740b79c0acf6d0abd7c513 (diff)
downloaddjango-ee005328c8eec5c013c6bf9d6fbb2ae9d540df14.tar.gz
Fixed #31640 -- Made Trunc() truncate datetimes to Date/TimeField in a specific timezone.
Diffstat (limited to 'django/db/backends/mysql/operations.py')
-rw-r--r--django/db/backends/mysql/operations.py8
1 files changed, 5 insertions, 3 deletions
diff --git a/django/db/backends/mysql/operations.py b/django/db/backends/mysql/operations.py
index 871c533870..5d2a981226 100644
--- a/django/db/backends/mysql/operations.py
+++ b/django/db/backends/mysql/operations.py
@@ -55,7 +55,8 @@ class DatabaseOperations(BaseDatabaseOperations):
# EXTRACT returns 1-53 based on ISO-8601 for the week number.
return "EXTRACT(%s FROM %s)" % (lookup_type.upper(), field_name)
- def date_trunc_sql(self, lookup_type, field_name):
+ def date_trunc_sql(self, lookup_type, field_name, tzname=None):
+ field_name = self._convert_field_to_tz(field_name, tzname)
fields = {
'year': '%%Y-01-01',
'month': '%%Y-%%m-01',
@@ -82,7 +83,7 @@ class DatabaseOperations(BaseDatabaseOperations):
return tzname
def _convert_field_to_tz(self, field_name, tzname):
- if settings.USE_TZ and self.connection.timezone_name != tzname:
+ if tzname and settings.USE_TZ and self.connection.timezone_name != tzname:
field_name = "CONVERT_TZ(%s, '%s', '%s')" % (
field_name,
self.connection.timezone_name,
@@ -128,7 +129,8 @@ class DatabaseOperations(BaseDatabaseOperations):
sql = "CAST(DATE_FORMAT(%s, '%s') AS DATETIME)" % (field_name, format_str)
return sql
- def time_trunc_sql(self, lookup_type, field_name):
+ def time_trunc_sql(self, lookup_type, field_name, tzname=None):
+ field_name = self._convert_field_to_tz(field_name, tzname)
fields = {
'hour': '%%H:00:00',
'minute': '%%H:%%i:00',