我想将列类型从 更改Datetime
为float
。因此,我执行了以下查询,但遇到了问题
alter table dbo.purchasedate
alter column supp_dt float null
Error :: Implicit conversion from data type datetime to float is not allowed. Use the CONVERT function to run this query.
我想将列类型从 更改Datetime
为float
。因此,我执行了以下查询,但遇到了问题
alter table dbo.purchasedate
alter column supp_dt float null
Error :: Implicit conversion from data type datetime to float is not allowed. Use the CONVERT function to run this query.