sql - 如何获取此查询的计数 - Select Count () from (select AccountId, from Account) as CountRecord

Question

如何获取此查询的计数？

select AccountId, * from Account

score 4 · Accepted Answer

4

Select Count(*) as CountRecord from Account

于 2013-09-25T06:44:13.647 回答

score 1 · Accepted Answer

您在错误的地方放置了别名

SELECT COUNT(*) AS CountRecord FROM (SELECT AccountId, * FROM Account) a
-----------------^^^^^^^^^^^^^^^

但是你应该像这样直接计算记录：

SELECT COUNT(*) AS CountRecord FROM Account

sql - 如何获取此查询的计数 - Select Count (*) from (select AccountId, * from Account) as CountRecord