MSDN再也没有真正地用简单的英文解释确切的区别,或者是什么时候选择一个.
Returns the checksum value computed over a row of a table,or over a list of expressions. CHECKSUM is intended for use in building hash indexes.
Returns the binary checksum value computed over a row of a table or over a list of expressions. BINARY_CHECKSUM can be used to detect changes to a row of a table.
它提示使用二进制校验和来检测行更改,但不是为什么.