sql server将字符串转换为 uniqueidentifier 时失败
https://www.cnblogs.com/chyg/p/5404591.html...
uniqueidentifier in SQL becomes lower case in c#
https://stackoverflow.com/questions/16938151/uniqueidentifier-in-sql-becomes-lower-case-in-c-sharpIfyouusingEntityFramework,uniqueidentifierdatawillconver...