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https://issues.apache.org/jira/browse/DERBY-3259?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Bryan Pendleton updated DERBY-3259:
-----------------------------------
Attachment: docs.diff
ctunstats849505.html
ctunperfstatistics.html
Hi Kim, thanks for the review and good suggestions. I think I've incorporated
them into the latest attached patch proposal, and have also attached the
updated HTML versions of the "Ensure statistics are accurate" and
"When statistics go stale" topics.
> Tuning manual needs performance tip on compressing tables
> ---------------------------------------------------------
>
> Key: DERBY-3259
> URL: https://issues.apache.org/jira/browse/DERBY-3259
> Project: Derby
> Issue Type: Improvement
> Components: Documentation
> Affects Versions: 10.3.1.4
> Reporter: Kim Haase
> Assignee: Bryan Pendleton
> Attachments: ctunperf25864.html, ctunperfstatistics.html,
> ctunperfstatistics.html, ctunstats849505.html, ctunstats849505.html,
> docs.diff, docs.diff
>
>
> The "Performance Tips and Tricks" section of the Tuning Derby manual needs a
> topic that recommends the use of the SYSCS_UTIL.SYSCS_COMPRESS_TABLE
> procedure to resolve performance problems having to do with indexes and
> complex table joins. (Please rephrase this if I haven't put it correctly.)
> For details, see the discussion at
> http://www.nabble.com/Re%3A-FW%3A-Advice-on-*very*-badly-performing-query-tf4939807.html.
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