连接字符串应该是这个
connStr = "Provider=SQLOLEDB.1;Persist Security Info=True;User ID=rjb;Password=123456;Initial Catalog=200210;Data Source=56.80.188.41"
connStr = "Provider=SQLOLEDB.1;Persist Security Info=True;User ID=rjb;Password=123456;Initial Catalog=200210;Data Source=56.80.188.41"
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