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From "Bryan Pendleton (JIRA)" <derby-...@db.apache.org>
Subject [jira] Commented: (DERBY-1160) Need a documented way to tell for tables and indexes: a) the number of pages allocated b) the number of empty pages
Date Tue, 28 Mar 2006 22:50:20 GMT
    [ http://issues.apache.org/jira/browse/DERBY-1160?page=comments#action_12372157 ] 

Bryan Pendleton commented on DERBY-1160:
----------------------------------------

Once such a technique is made available, here would be a good place in the documentation to
describe it:
http://db.apache.org/derby/docs/10.1/adminguide/cadminspace21579.html


> Need a documented way to tell for tables and indexes: a) the number of pages allocated
 b) the number of empty pages
> --------------------------------------------------------------------------------------------------------------------
>
>          Key: DERBY-1160
>          URL: http://issues.apache.org/jira/browse/DERBY-1160
>      Project: Derby
>         Type: Improvement
>     Reporter: Stan Bradbury

>
> Very active systems would benefit from a documented way to determine how many empty pages
are allocated to an index or table in order to determine whether a COMPRESS_TABLE is worth
running.

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