On Jun 3, 2011, at 10:11 AM, Alexey Klyukin wrote:
>> Is your interest in cheap varchar(N)->varchar(N+M) conversions specifically, or
>> in some broader application of this facility?
>
> Exactly varchar conversions.
Why limit it to varchar? Shouldn't we be able to do this for any varlena? The only challenge I see is numeric; we'd need to ensure that both size and precision are not decreasing.
--
Jim C. Nasby, Database Architect jim(at)nasby(dot)net
512.569.9461 (cell) http://jim.nasby.net