method

setup_shared_connection_pool

v6.0.0 - Show latest stable - 0 notes - Class: ActiveRecord::TestFixtures

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0
3.0.9
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2
4.1.8
4.2.1
4.2.7
4.2.9
5.0.0.1
5.1.7
5.2.3
6.0.0 (0)
6.1.3.1 (0)
6.1.7.7 (0)
7.0.0 (0)
7.1.3.2 (0)
7.1.3.4 (0)
What's this?

setup_shared_connection_pool() private

Shares the writing connection pool with connections on other handlers.

In an application with a primary and replica the test fixtures need to share a connection pool so that the reading connection can see data in the open transaction on the writing connection.

Show source

# File activerecord/lib/active_record/test_fixtures.rb, line 189
      def setup_shared_connection_pool
        writing_handler = ActiveRecord::Base.connection_handler

        ActiveRecord::Base.connection_handlers.values.each do |handler|
          if handler != writing_handler
            handler.connection_pool_list.each do |pool|
              name = pool.spec.name
              writing_connection = writing_handler.retrieve_connection_pool(name)
              handler.send(:owner_to_pool)[name] = writing_connection
            end
          end
        end
      end

setup_shared_connection_pool

Related methods