我在 Windows窗体中开发了一个MIS,我在其中备份了我的SQL Server 2012数据库,但是我无法恢复备份(.bak)文件.
这是我的代码:
private void buttonRestore_Click(object sender, EventArgs e) { try { openFileDialog1.Filter = "Backup File |*.bak"; if (openFileDialog1.ShowDialog() == DialogResult.OK) { string sql = "Alter Database BOQ SET SINGLE_USER WITH ROLLBACK IMMEDIATE;"; sql += "Restore Database BOQ FROM DISK ='" + openFileDialog1.FileName + "' WITH REPLACE;"; SqlConnection con = new SqlConnection("Data Source=.; Initial Catalog=BOQ;Integrated Security=True"); SqlCommand command = new SqlCommand(sql,con); con.Open(); command.ExecuteNonQuery(); MessageBox.Show("Database Recovered Successfully!"); con.Close(); con.Dispose(); } } catch (Exception ex) { MessageBox.Show(ex.Message); } }
但我得到这个错误:
您无法连接到您的数据库BOQ,然后恢复.bak顶部!"Data Source=.; Initial Catalog=BOQ;Integrated Security=True" ****
您需要连接到master数据库,然后您可以恢复您的BOQ数据库:
"Data Source=.; Initial Catalog=master;Integrated Security=True" *******
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