Add database helpers 'add_timestamps_with_timezone' and 'timestamps_with_timezone'32054-rails-should-use-timestamptz-database-type-for-postgresql

2 files changed, 48 insertions, 0 deletions

diff --git a/config/initializers/active_record_data_types.rb b/config/initializers/active_record_data_types.rb
new file mode 100644
index 00000000000..beb97c6fce0
--- /dev/null
+++ b/config/initializers/active_record_data_types.rb
@@ -0,0 +1,24 @@
+# ActiveRecord custom data type for storing datetimes with timezone information.
+# See https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11229
+
+if Gitlab::Database.postgresql?
+  require 'active_record/connection_adapters/postgresql_adapter'
+
+  module ActiveRecord
+    module ConnectionAdapters
+      class PostgreSQLAdapter
+        NATIVE_DATABASE_TYPES.merge!(datetime_with_timezone: { name: 'timestamptz' })
+      end
+    end
+  end
+elsif Gitlab::Database.mysql?
+  require 'active_record/connection_adapters/mysql2_adapter'
+
+  module ActiveRecord
+    module ConnectionAdapters
+      class AbstractMysqlAdapter
+        NATIVE_DATABASE_TYPES.merge!(datetime_with_timezone: { name: 'timestamp' })
+      end
+    end
+  end
+end
diff --git a/config/initializers/active_record_table_definition.rb b/config/initializers/active_record_table_definition.rb
new file mode 100644
index 00000000000..4f59e35f4da
--- /dev/null
+++ b/config/initializers/active_record_table_definition.rb
@@ -0,0 +1,24 @@
+# ActiveRecord custom method definitions with timezone information.
+# See https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/11229
+
+require 'active_record/connection_adapters/abstract/schema_definitions'
+
+# Appends columns `created_at` and `updated_at` to a table.
+#
+# It is used in table creation like:
+# create_table 'users' do |t|
+#   t.timestamps_with_timezone
+# end
+module ActiveRecord
+  module ConnectionAdapters
+    class TableDefinition
+      def timestamps_with_timezone(**options)
+        options[:null] = false if options[:null].nil?
+
+        [:created_at, :updated_at].each do |column_name|
+          column(column_name, :datetime_with_timezone, options)
+        end
+      end
+    end
+  end
+end