Deprecate query() and exec() in favor of executeQuery() and executeStatement()

UPGRADE.md

@@ -3,6 +3,8 @@
 ## Deprecations in the wrapper `Connection` class
 
 1. The `executeUpdate()` method has been deprecated in favor of `executeStatement()`. 
+2. The `query()` method has been deprecated in favor of `executeQuery()`. 
+3. The `exec()` method has been deprecated in favor of `executeStatement()`. 
 
 ## PDO-related classes outside of the PDO namespace are deprecated
 

lib/Doctrine/DBAL/Connection.php

@@ -1249,6 +1249,8 @@ class Connection implements DriverConnection
     /**
      * Executes an SQL statement, returning a result set as a Statement object.
      *
+     * @deprecated Use {@link executeQuery()} instead.
+     *
      * @return \Doctrine\DBAL\Driver\Statement
      *
      * @throws DBALException
@@ -1360,6 +1362,8 @@ class Connection implements DriverConnection
     /**
      * Executes an SQL statement and return the number of affected rows.
      *
+     * @deprecated Use {@link executeStatement()} instead.
+     *
      * @param string $statement
      *
      * @return int The number of affected rows.