Fixed #23416 -- Make sure DatabaseCreation respects checks.

Migrations respected Field.db_parameters()['check'], but
DatabaseCreation was still using just Field.db_type().

1 files changed, 4 insertions, 1 deletions

diff --git a/django/db/backends/creation.py b/django/db/backends/creation.py
index 99c49590e0..9077399adc 100644
--- a/django/db/backends/creation.py
+++ b/django/db/backends/creation.py
@@ -77,7 +77,10 @@ class BaseDatabaseCreation(object):
         pending_references = {}
         qn = self.connection.ops.quote_name
         for f in opts.local_fields:
-            col_type = f.db_type(connection=self.connection)
+            db_params = f.db_parameters(connection=self.connection)
+            col_type = db_params['type']
+            if db_params['check']:
+                col_type = '%s CHECK (%s)' % (col_type, db_params['check'])
             col_type_suffix = f.db_type_suffix(connection=self.connection)
             tablespace = f.db_tablespace or opts.db_tablespace
             if col_type is None: