編寫SQL查詢時這些子句的正確順序是什麼？

Question

有在SQL Server中的許多條款，如SELECT，WHERE，GROUP BY，ORDER BY，HAVING

什麼是這些條款的正確順序，同時編寫查詢？

Answer 1

http://msdn.microsoft.com/en-us/library/ms189499.aspx

[ WITH <common_table_expression>] 

SELECT select_list [ INTO new_table ] 

[ FROM table_source ] [ WHERE search_condition ] 

[ GROUP BY group_by_expression ] 

[ HAVING search_condition ] 

[ ORDER BY order_expression [ ASC | DESC ] ] 

Answer 2

這只是一個非常通用的查詢。您將需要首先閱讀SQL的基本知識。檢查下面的鏈接第一 -

http://www.sql-tutorial.net/

Answer 3

SELECT 
Groupby 
Having 
OrderBy 

或者

SELECT 
WHERE 
OrderBy