1 files changed, 0 insertions, 57 deletions
diff --git a/config/initializers/active_record_data_types.rb b/config/initializers/active_record_data_types.rb
deleted file mode 100644
index 7f4bd32c221..00000000000
--- a/config/initializers/active_record_data_types.rb
+++ /dev/null
@@ -1,57 +0,0 @@
-# frozen_string_literal: true
-
-# ActiveRecord custom data type for storing datetimes with timezone information.
-# See https://gitlab.com/gitlab-org/gitlab-foss/merge_requests/11229
-
-require 'active_record/connection_adapters/postgresql_adapter'
-
-module ActiveRecord::ConnectionAdapters::PostgreSQL::OID
-  # Add the class `DateTimeWithTimeZone` so we can map `timestamptz` to it.
-  class DateTimeWithTimeZone < DateTime
-    def type
-      :datetime_with_timezone
-    end
-  end
-end
-
-module RegisterDateTimeWithTimeZone
-  # Run original `initialize_type_map` and then register `timestamptz` as a
-  # `DateTimeWithTimeZone`.
-  #
-  # Apparently it does not matter that the original `initialize_type_map`
-  # aliases `timestamptz` to `timestamp`.
-  #
-  # When schema dumping, `timestamptz` columns will be output as
-  # `t.datetime_with_timezone`.
-  def initialize_type_map(mapping = type_map)
-    super mapping
-
-    register_class_with_precision(
-      mapping,
-      'timestamptz',
-      ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::OID::DateTimeWithTimeZone
-    )
-  end
-end
-
-class ActiveRecord::ConnectionAdapters::PostgreSQLAdapter
-  prepend RegisterDateTimeWithTimeZone
-
-  # Add column type `datetime_with_timezone` so we can do this in
-  # migrations:
-  #
-  #   add_column(:users, :datetime_with_timezone)
-  #
-  NATIVE_DATABASE_TYPES[:datetime_with_timezone] = { name: 'timestamptz' }
-end
-
-def connection_active?
-  ActiveRecord::Base.connection.active? # rubocop:disable Database/MultipleDatabases
-rescue StandardError
-  false
-end
-
-# Ensure `datetime_with_timezone` columns are correctly written to schema.rb
-ActiveRecord::Base.connection.send(:reload_type_map) if connection_active?
-
-ActiveRecord::Base.time_zone_aware_types += [:datetime_with_timezone]