in dbeam-core/src/main/java/com/spotify/dbeam/args/JdbcConnectionArgs.java [85:91]
public Connection createConnection() throws Exception {
Class.forName(driverClassName());
LOGGER.info("Creating JDBC connection to {} with user {}", url(), username());
final Connection connection = DriverManager.getConnection(url(), username(), password());
connection.setAutoCommit(false);
return connection;
}