数据库技术:sql server设置联合主键
[__efmigrationshistory] script date: 2019/7/30 9:28:39 ******
setansi_nullsongosetquoted_identifierongo--=====================
比较要用is而不是=图1setansi_nullson --见图1setquoted_identifier
sql server表的创建,修改,删除_给他薯条的博客-csdn博客_sql server
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