Re: Implementing Incremental View Maintenance

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От Tatsuo Ishii
Тема Re: Implementing Incremental View Maintenance
Дата
Msg-id 20200819.100242.344774172918617172.t-ishii@sraoss.co.jp
обсуждение исходный текст
Ответ на Re: Implementing Incremental View Maintenance  (Yugo NAGATA <nagata@sraoss.co.jp>)
Ответы Re: Implementing Incremental View Maintenance  (Yugo NAGATA <nagata@sraoss.co.jp>)
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I have looked into this.

> Hi,
> 
> Attached is the rebased patch (v16) to add support for Incremental
> Materialized View Maintenance (IVM). It is able to be applied to
> current latest master branch.
> 
> This also includes the following small fixes:
> 
> - Add a query check for expressions containing aggregates in it
> - [doc] Add description about which situations IVM is effective or not in
> - Improve hint in log messages
> - Reorganize include directives in codes

- make check passed.
- make check-world passed.

- 0004-Allow-to-prolong-life-span-of-transition-tables-unti.patch:
  This one needs a comment to describe what the function does etc.

  +void
  +SetTransitionTablePreserved(Oid relid, CmdType cmdType)
  +{


- 0007-Add-aggregates-support-in-IVM.patch
  "Check if the given aggregate function is supporting" shouldn't be
  "Check if the given aggregate function is supporting IVM"?

+ * check_aggregate_supports_ivm
+ *
+ * Check if the given aggregate function is supporting

Best regards,
--
Tatsuo Ishii
SRA OSS, Inc. Japan
English: http://www.sraoss.co.jp/index_en.php
Japanese:http://www.sraoss.co.jp



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