Re: EXPLAIN/EXPLAIN ANALYZE REFRESH MATERIALIZED VIEW

From: Japin Li <japinli(at)hotmail(dot)com>
To: Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com>
Cc: Zhihong Yu <zyu(at)yugabyte(dot)com>, David Steele <david(at)pgmasters(dot)net>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: EXPLAIN/EXPLAIN ANALYZE REFRESH MATERIALIZED VIEW
Date: 2021-03-13 01:29:53
Message-ID: MEYP282MB16691A9627683144BC01C869B66E9@MEYP282MB1669.AUSP282.PROD.OUTLOOK.COM
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On Mon, 08 Mar 2021 at 12:28, Bharath Rupireddy <bharath(dot)rupireddyforpostgres(at)gmail(dot)com> wrote:
> On Sun, Mar 7, 2021 at 10:13 PM Zhihong Yu <zyu(at)yugabyte(dot)com> wrote:
>> Hi,
>>
>> + * EXPLAIN ANALYZE CREATE TABLE AS or REFRESH MATERIALIZED VIEW
>> + * WITH NO DATA is weird.
>>
>> Maybe it is clearer to spell out WITH NO DATA for both statements, instead of sharing it.
>
> Done that way.
>
>> - if (!stmt->skipData)
>> + if (!stmt->skipData && !explainInfo)
>> ...
>> + else if (explainInfo)
>>
>> It would be cleaner to put the 'if (explainInfo)' as the first check. That way, the check for skipData can be simplified.
>
> Changed.
>
> Thanks for review comments. Attaching v7 patch set with changes only
> in 0002 patch. Please have a look.
>

The v7 patch looks good to me, and there is no other advice, so I change
the status to "Ready for Committer".

--
Regrads,
Japin Li.
ChengDu WenWu Information Technology Co.,Ltd.

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