SqlConnection sqlcon =new SqlConnection
("DataSource=.\\sqlexpress;Initial Catalog=db;Integrated Security=SSPI");
SqlDataAdapter sqlda = new SqlDataAdapter("select * from tb",sqlcon );
SqlCommand sqlcmd = new SqlCommand("select * from tb",sqlcon );
DataSet ds = new DataSet();
sqlda.Fill(ds,"pp");
this.dataGridView1.DataSource=ds.Tables[0];每次运行后都是出现这个错误!!!请大家帮帮忙!!!我刚接触vs2005!!!谢谢了!!!
Cannot open database "db" requested by the login. The login failed.
Login failed for user 'DEV-830966B997A\wb'.
("DataSource=.\\sqlexpress;Initial Catalog=db;Integrated Security=SSPI");
SqlDataAdapter sqlda = new SqlDataAdapter("select * from tb",sqlcon );
SqlCommand sqlcmd = new SqlCommand("select * from tb",sqlcon );
DataSet ds = new DataSet();
sqlda.Fill(ds,"pp");
this.dataGridView1.DataSource=ds.Tables[0];每次运行后都是出现这个错误!!!请大家帮帮忙!!!我刚接触vs2005!!!谢谢了!!!
Cannot open database "db" requested by the login. The login failed.
Login failed for user 'DEV-830966B997A\wb'.
http://www.connectionstrings.com/?carrier=sqlserver2005
你可以试2003连接方式:server=.;uid=sa;pwd=;database=;
然后sqlcon.open()调用就可以用这个对象了