How can I handle EDbEngineError

[Nathan2001]

Now I want to handle Key voildation.I know the ErrorCode
is 9729.So,How can I use it handle the Error?Not in Table's
OnUpdateError.

try
table1.Post;
except
on EDbEngineError do
begin
What can I write here?
end;
end;

Thaks,nathan.

[cs]

My advise to you:

const
eKeyViol = 9729; (as you know)
var
ErrCode: Integer;
begin
try
DataSet.Post;
except
on E: EDBEngineError do begin
ErrCode := (E as EDBEngineError).Errors[0].ErrorCode;
if ErrCode = eKeyViol then
ShowMessage('Error message');
end;
end;