Default timestamps to non-null

2 files changed, 3 insertions, 3 deletions

diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
index 82f564e41d..989a4fcbca 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_definitions.rb
@@ -252,7 +252,7 @@ module ActiveRecord
       # Appends <tt>:datetime</tt> columns <tt>:created_at</tt> and
       # <tt>:updated_at</tt> to the table.
       def timestamps(*args)
-        options = args.extract_options!
+        options = { :null => false }.merge(args.extract_options!)
         column(:created_at, :datetime, options)
         column(:updated_at, :datetime, options)
       end
diff --git a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
index 8e3ba1297e..b4a9e29ef1 100644
--- a/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
+++ b/activerecord/lib/active_record/connection_adapters/abstract/schema_statements.rb
@@ -507,8 +507,8 @@ module ActiveRecord
       # ===== Examples
       #  add_timestamps(:suppliers)
       def add_timestamps(table_name)
-        add_column table_name, :created_at, :datetime
-        add_column table_name, :updated_at, :datetime
+        add_column table_name, :created_at, :datetime, :null => false
+        add_column table_name, :updated_at, :datetime, :null => false
       end
 
       # Removes the timestamp columns (created_at and updated_at) from the table definition.