| Subject | Will unique index of long field hurt speed? |
|---|---|
| Author | Michael Fung <ibo@cmsweb.com> |
| Post date | 2003-01-17T09:16:03Z |
Dear all,
A field is varchar(200) charset ASCII, and it must be unique. If I
create a unqiue index on that field, will it hurt performance
obviously, especially for insert?
Thanks,
Michael
A field is varchar(200) charset ASCII, and it must be unique. If I
create a unqiue index on that field, will it hurt performance
obviously, especially for insert?
Thanks,
Michael