Hi Dmitry,

> ABS> If (
> ABS> (Old.Quantity <> New.Quantity) or
> ABS> ((Old.Quantity is null) and (New.Quantity is not null)) or
> ABS> ((Old.Quantity is not null) and (New.Quantity is null))
> ABS> ) then
>
> Yaffil supports MS SQL-style == operator, i.e. yours code
> can be changed to

Where do you find == in MS SQL BOL? I cannot find it.

> if (Old.Quantity !== New.Quantity) then
>
> if I've not have mistaken.
>
> But, this is the question - will be == migrated from Yaffil
> to Firebird as other Yaffil features.

With regards,

Martijn Tonies
Database Workbench - developer tool for InterBase, Firebird, MySQL & MS SQL
Server.
Upscene Productions
http://www.upscene.com