Delphi如何实现数据备份、还原?

    技术2022-05-11  137

    /备份// procedure TForm18.BitBtn1Click(Sender: TObject); begin adoquery1.Close; try   with adoquery1 do     begin     close;     sql.Clear;     sql.add('backup database mdf to disk=''c:/back1.bak''');     execsql;     end;   showmessage('备份完成'); except   on e:exception do    showmessage('备份失败'); end; end; ///还原/// procedure TForm18.BitBtn2Click(Sender: TObject); begin adoquery1.Close; try   with adoquery1 do     begin     close;     sql.Clear;     sql.add('restore database mdf from disk=''c:/back1.bak''');     execsql;     end;   showmessage('还原成功'); except   on e:exception do    showmessage('还原失败'); end; end;  

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