Doctrine\DBAL\Connection::ping() is marked as @deprecated I found this commit that introduced it but no info about successor for this method was given. I would like to know what is expected alterna...

On some existing code I have the following statement (after a rather long query building exercise): return $statement->fetchAll( DBAL\FetchMode::CUSTOM_OBJECT, PublishedLead::class ); This wo...

I reverse engineered my database with symfony2 and doctrine with commands : php app/console doctrine:mapping:convert php app/console doctrine:mapping:import php app/console doctrine:generate:entit...

I am actually stuck in 3-tier structure. I surfed the internet and found two terminologies "Database Abstraction Layer" & "Data Access Layer". What are the differences between the two?