2012-07-19 61 views

回答

3

您可以運行SOQL聚合查詢來查找不唯一的值,例如

select name from account group by name having count(name) > 1 

[編輯]你也可以計算每個值,例如:這將顯示有多少行具有每個非唯一值。

select name, count(id) num from account group by name having count(name) > 1