presto-base-jdbc/src/main/java/io/prestosql/plugin/jdbc/ForwardingJdbcClient.java/ForwardingJdbcClient/buildSql
class ForwardingJdbcClient:    @Override
    public PreparedStatement buildSql(ConnectorSession session, Connection connection, JdbcSplit split, JdbcTableHandle tableHandle, List<JdbcColumnHandle> columnHandles)
            throws SQLException
    {
        return getDelegate().buildSql(session, connection, split, tableHandle, columnHandles);
    }