Address Connection::query() deprecation

query() was long ago deprecated in favor of executeQuery().

Author: Crell

docs/en/reference/data-retrieval-and-manipulation.rst

@@ -15,8 +15,8 @@ Doctrine DBAL API integrates native extensions. If you already have an open conn
 through the ``Doctrine\DBAL\DriverManager::getConnection()`` method you
 can start using this API for data retrieval easily.
 
-Start writing an SQL query and pass it to the ``query()`` method of your
-connection:
+Start writing an SQL query and pass it to the ``executeQuery()`` method
+of your connection:
 
 .. code-block:: php
 
@@ -26,7 +26,7 @@ connection:
     $conn = DriverManager::getConnection($params, $config);
 
     $sql = "SELECT * FROM articles";
-    $stmt = $conn->query($sql); // Simple, but has several drawbacks
+    $stmt = $conn->executeQuery($sql); // Simple, but has several drawbacks
 
 The query method executes the SQL and returns a database statement object.
 A database statement object can be iterated to retrieve all the rows that matched