Re: Implementing Incremental View Maintenance

From: Tatsuo Ishii <ishii(at)sraoss(dot)co(dot)jp>
To: nagata(at)sraoss(dot)co(dot)jp
Cc: ishii(at)sraoss(dot)co(dot)jp, pgsql-hackers(at)postgresql(dot)org, hoshiai(at)sraoss(dot)co(dot)jp, alvherre(at)2ndquadrant(dot)com, thomas(dot)munro(at)gmail(dot)com, kgrittn(at)gmail(dot)com
Subject: Re: Implementing Incremental View Maintenance
Date: 2019-11-28 22:19:44
Message-ID: 20191129.071944.530831741282571640.t-ishii@sraoss.co.jp
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>> As promised, I have created the doc (CREATE MATERIALIZED VIEW manual)
>> patch.
>
> - because the triggers will be invoked.
> + because the triggers will be invoked. We call this form of materialized
> + view as "Incremantal materialized View Maintenance" (IVM).
>
> This part seems incorrect to me. Incremental (materialized) View
> Maintenance (IVM) is a way to maintain materialized views and is not a
> word to refer views to be maintained.
>
> However, it would be useful if there is a term referring views which
> can be maintained using IVM. Off the top of my head, we can call this
> Incrementally Maintainable Views (= IMVs), but this might cofusable with
> IVM, so I'll think about that a little more....

But if we introduce IMV, IVM would be used in much less places in the
doc and source code, so less confusion would happen, I guess.

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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