摘要：
遇到如下错误 Arithmetic overflow error converting expression to data type numeric. https://stackoverflow.com/questions/33835741/round-function-and-arithmeti 阅读全文
摘要：
https://docs.microsoft.com/en-us/sql/t-sql/functions/rand-transact-sql?view=sql-server-2017 在某一个区间内生成随机数 https://stackoverflow.com/questions/7878287/g 阅读全文