About a factor 2 I guess. because you need to perform one update and one insert as opposed to one update only.
On Apr 19, 9:46 am, 黄祥 <steve.van.chris...@gmail.com> wrote: > hi, > > is there any performance impact using record > versioning?http://web2py.com/book/default/chapter/07?search=crud.archive#Record-... > or is there anybody have another suggestion? > > thank you so much
