RE: Exit Point Question/profile switching...

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exactly, and that's why I don't even want to attempt this approach...

tim

> -----Original Message-----
> From: thomas@inorbit.com [SMTP:thomas@inorbit.com]
> Sent: Monday, April 15, 2002 6:56 PM
> To:   midrange-l@midrange.com
> Subject:      RE: Exit Point Question/profile switching...
>
> On Fri, 12 April 2002, "Hatzenbeler, Tim" wrote
>
> > I didn't want to scan through a possible 32k sql string looking
> for
> > libraries I didn't want to allow, so I figured switching the
> authority would
> > be better and faster.... And more secure...
>
> And scanning SQL statements requires _parsing_ the SQL. Embedded
> comments, quoted literals, sub-selects... any of these could
> contain character strings that matched a restricted library or
> object name. The pitfalls are many and performance can drop
> significantly.
>
> This is an area that requires great care.
>
> Tom Liotta
>
> --
> Tom Liotta
> The PowerTech Group, Inc.
> 19426 68th Avenue South
> Kent, WA 98032
> Phone  253-872-7788
> Fax  253-872-7904
> http://www.400Security.com
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