Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> c.d.o.server -> Re: how to update portion of the varchar type data

Re: how to update portion of the varchar type data

From: Hkgirlygirl <hkgirlygirl_at_aol.com>
Date: 29 Nov 2002 23:08:50 GMT
Message-ID: <20021129180850.29397.00008030@mb-mg.aol.com> 





if I index the column varchar(30) and 


when I select my data by using order


by substr(item,4,3),  will that do a table scan?
Received on Fri Nov 29 2002 - 17:08:50 CST












Original text of this message













  HOME |
  ASK QUESTION |
  ADD INFO |
  SEARCH |
  E-MAIL US