module ActiveRecord # = Active Record Query Cache class QueryCache module ClassMethods # Enable the query cache within the block if Active Record is configured. # If it's not, it will execute the given block. def cache(&block) if connected? connection.cache(&block) else yield end end # Disable the query cache within the block if Active Record is configured. # If it's not, it will execute the given block. def uncached(&block) if connected? connection.uncached(&block) else yield end end end def self.run caching_pool = ActiveRecord::Base.connection_pool caching_was_enabled = caching_pool.query_cache_enabled caching_pool.enable_query_cache! [caching_pool, caching_was_enabled] end def self.complete((caching_pool, caching_was_enabled)) caching_pool.disable_query_cache! unless caching_was_enabled ActiveRecord::Base.connection_handler.connection_pool_list.each do |pool| pool.release_connection if pool.active_connection? && !pool.connection.transaction_open? end end def self.install_executor_hooks(executor = ActiveSupport::Executor) executor.register_hook(self) end end end