Re: Help, my developers are killing me with varchar2(4000)
Date: Mon, 11 Aug 2008 09:53:12 -0400
> On Mon, 11 Aug 2008 13:21:42 +0000 (UTC), Wolfram Roesler <wr_at_spam.la>
>> Neither has the question been asked why Oracle doesn't support >> a random length string datatype.
> That question doesn't need to be asked.
> First of all Oracle already has CLOBs for this purpose, since 8.0, so
> in the previous milennium.
> Secondly, a random length string datatype would cause heavy row
> chaining, so kill performance.
Aren't there some severe limitations on what you can do with a CLOB?
There seems to be a general movement in the industry to support random length strings while keeping row-chaining in check. That is to inline LOBs in the row as far as is possible without chaining while providing a full complement of (fast) string manipulation function on them.
-- Serge Rielau DB2 Solutions Development IBM Toronto LabReceived on Mon Aug 11 2008 - 08:53:12 CDT