From: Christopher Baines <mail@cbaines.net>
To: Canan Talayhan <canan.t.talayhan@gmail.com>
Cc: guix-devel@gnu.org
Subject: Re: [Outreachy] - Guix Data Service - Set a more informative page title
Date: Sat, 24 Apr 2021 12:39:34 +0100 [thread overview]
Message-ID: <87zgxngbd5.fsf@cbaines.net> (raw)
In-Reply-To: <87sg3hgq1r.fsf@cbaines.net>
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Christopher Baines <mail@cbaines.net> writes:
> The approach I'd recommend is, make yourself a realistic
> temp_package_metadata table by populating it with all the
> package_metadata entries for a single revision already in your local
> database. Then construct and try the slow query, and see how long it
> takes, and look at the query plan (run the query with EXPLAIN at the
> start).
Following up on your question on IRC about creating the temporary table,
the code that does this is here [1]. I wouldn't suggest running the
code, just the same SQL it uses, and use relevant values for
temp-table-name and table-name that are appropriate for the
package_metadata table.
1: https://git.savannah.gnu.org/cgit/guix/data-service.git/tree/guix-data-service/model/utils.scm#n313
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next prev parent reply other threads:[~2021-04-24 11:40 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-13 9:01 [Outreachy] - Guix Data Service - Set a more informative page title Canan Talayhan
2021-04-13 11:57 ` Maxime Devos
2021-04-13 15:56 ` Canan Talayhan
2021-04-13 17:51 ` Maxime Devos
2021-04-15 12:08 ` Canan Talayhan
2021-04-15 21:52 ` Christopher Baines
2021-04-16 9:58 ` Canan Talayhan
2021-04-16 11:11 ` Christopher Baines
2021-04-18 13:42 ` Canan Talayhan
2021-04-18 17:53 ` Christopher Baines
2021-04-18 20:37 ` Canan Talayhan
2021-04-19 19:16 ` Christopher Baines
2021-04-21 15:43 ` Canan Talayhan
2021-04-22 19:46 ` Christopher Baines
2021-04-23 8:34 ` Canan Talayhan
2021-04-23 12:10 ` Christopher Baines
2021-04-24 11:39 ` Christopher Baines [this message]
2021-04-24 15:30 ` Canan Talayhan
2021-04-24 20:21 ` Christopher Baines
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