Ok, IB_Script has'nt local variables.
But all is rigth for the "execute block" statement, with local
variables, input and output parameters, IF statements and many others.
See Firebird 2.1 Release Notes (by Helen Borrie)

Ciao
Sergio
--------------

>
> IB_Script is not that advanced to have local variables and query
> processing.
> This should be done in a program.
>
> It simply allows for you to put multiple statements in it separated by
> the
> termination character (semicolon by default) and executes them.
>
> You can also have a CONNECT xxxx, CREATE xxxx, DISCONNECT, DROP, COMMIT,
> ROLLBACK, etc. statements.
>
> Hope this helps,
> Jason Wharton
>
> ----- Original Message -----
> From: "Sergio Zoccante" <sergiozoccante@...
> <mailto:sergiozoccante%40tin.it>>
> To: <IBObjects@yahoogroups.com <mailto:IBObjects%40yahoogroups.com>>
> Sent: Friday, June 26, 2009 2:44 PM
> Subject: Re: [IBO] help me with IB_Script
>
> > Hi Al
> > you can write an "execute" statement, in wich you check the version
> > number and, if is not ok, you execute same SQL statements.
> > The last statement update your version number.
> > IB_Script can manage this complex statements, with local variables and
> > IF statements.
> >
> > Bye
> >
> > Sergio
>