UPGRADE FROM 2.1 to 2.2 ======================= Commands -------- * `doctrine:query:sql` command has been deprecated. Use `dbal:run-sql` command instead. Configuration -------- * Following the [changes in DBAL 2.11](https://github.com/doctrine/dbal/pull/4054), we deprecated following configuration keys: * `doctrine.dbal.slaves`. Use `doctrine.dbal.replicas` * `doctrine.dbal.keep_slave`. Use `doctrine.dbal.keep_replica` Similarly, if you use XML configuration, please replace `<slave>` with `<replica>`.