Fixed #26966 -- Made MySQL backend skip defaults for JSON columns

Thanks mcgeeco for reporting, and claudep and timgraham for review.
dstam · Aug 1, 2016 · 4b1c970 · 4b1c970
1 parent 374b609
commit 4b1c970
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/django/db/backends/mysql/schema.py b/django/db/backends/mysql/schema.py
@@ -27,15 +27,16 @@ def quote_value(self, value):
 
     def skip_default(self, field):
         """
-        MySQL doesn't accept default values for TEXT and BLOB types, and
-        implicitly treats these columns as nullable.
+        MySQL doesn't accept default values for some data types and implicitly
+        treats these columns as nullable.
         """
         db_type = field.db_type(self.connection)
         return (
             db_type is not None and
             db_type.lower() in {
                 'tinyblob', 'blob', 'mediumblob', 'longblob',
                 'tinytext', 'text', 'mediumtext', 'longtext',
+                'json',
             }
         )