一个查询语句各个部分的执行顺序

--(8)  SELECT (9) DISTINCT (11) <TOP_specification> <select_list>
--(1)  FROM <left_table>
--(3)    <join_type> JOIN <right_table>
--(2)      ON <join_condition>
--(4)  WHERE <where_condition>
--(5)  GROUP BY <group_by_list>
--(6)  WITH {CUBE | ROLLUP}
--(7)  HAVING <having_condition>
--(10) ORDER BY <order_by_list>