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Home -> Community -> Usenet -> c.d.o.server -> Re: How many people here rebuid index regularly?
In article <R4ednSBlRM2OCJfaRVnytwA_at_bt.com>, jonathan_at_jlcomp.demon.co.uk
says...
>
> Since no-one else has volunteered any suggestion, I'd
> be interested in seeing what results you get from
> the code at:
> http://www.jlcomp.demon.co.uk/index_efficiency.html
>
> Picking just one potentially interesting index, as it does
> a fast full scan with aggregate of all entries.
>
> Code changes needed:
> supply the index name in the 'select from user_objects'
> (which may have to be dba_objects)
>
> Where I have 'column is not null' change the column
> names (and add predicates if necessary) to cover the
> columns in the chosen index.
>
> A note of the number of leaf_blocks in the index (from
> dba_indexes/user_indexes) before and after would also
> be useful, and the block size.
>
>
Nice, Jonathan.
Allow me a few days, OK ?
Best Regards
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