Re: When should one rebuild an index?
Date: Sun, 28 Dec 2008 18:08:46 -0600
"DA Morgan" <damorgan_at_psoug.org> wrote in message
> Bob Jones wrote:
>> "Robert Klemme" <shortcutter_at_googlemail.com> wrote in message >> news:6rp8o6F2mq81U1_at_mid.individual.net... >>> On 28.12.2008 02:41, Bob Jones wrote: >>> >>>> I don't know what your definition of "meaningless" is here. How could >>>> something be "meaningless" yet provides a specific piece of >>>> information. >>> It provides a bit of data, whether that is information depends on the >>> usefulness. If you cannot do anything with it, it's just data. >>> >>> http://en.wikipedia.org/wiki/Data#Meaning_of_data.2C_information_and_knowledge >>> >> >> Hmmm, so it provides meaningless data about index structures and space >> usage. I wonder why Oracle went through all that trouble. >
> Not meaningless with respect to index structures and space usage.
> Meaningless within the context of the topic being discussed. Meaningless
> as a criteria for rebuilding indexes. Not everything that is not white
> is black. There are shades of gray and a rainbow's worth of colors in
Index structure and space usage are meaningless in determining index rebuild? So in your opinion what is meaningful? Received on Sun Dec 28 2008 - 18:08:46 CST