2012-05-22 64 views
0

我有一個分貝:計數項目

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| section | name | 
--------------------- 
| food | steak | 
--------------------- 
| food | chicken | 
--------------------- 
| drink | water | 
--------------------- 
| food | pork | 
--------------------- 
| drink | soda | 
--------------------- 
| drink | steak | 
--------------------- 

我試圖計算每部分的行數。問題是,我沒有靜態部分名稱。我試圖用一個查詢來做到這一點。

這裏是我尋找的結果是:

------------- 
| food | 3 | 
------------- 
| drink | 3 | 
------------- 

回答

3
SELECT section, COUNT(name) FROM table_name GROUP BY section