with ZQuery1 do
begin
  Close;
  SQL.Text:='SHOW TABLES WHERE Tables_in_databasecobacoba='+QuotedStr('tabelbarang');
  Open;
  if not isEmpty then
    // silakan mo ngapain
  else
    ShowMessage('ga ada tuh tablenya');
end;

@ferry: Case Closed try zquery1.Close; zquery1.SQL.text:='select from Table1'; zquery1.Open; except zquery1.Close; try showmessage('tablenotfoud'); zquery1.SQL.text:='select from Table2'; zquery1.ExecSQL; zquery1.Open; except end;