From: Konstantin Osipov <kostja@tarantool.org>
To: Kirill Shcherbatov <kshcherbatov@tarantool.org>
Cc: tarantool-patches@freelists.org, "n.pettik" <korablev@tarantool.org>
Subject: [tarantool-patches] Re: [PATCH v3 2/3] box: run check constraint tests on space alter
Date: Mon, 13 May 2019 10:49:48 +0300 [thread overview]
Message-ID: <20190513074948.GA21594@atlas> (raw)
In-Reply-To: <31454aed-131a-cc16-0408-4b91ab24ee4e@tarantool.org>
* Kirill Shcherbatov <kshcherbatov@tarantool.org> [19/05/13 10:13]:
> >> To be honest, I don’t get what Konstantin really meant in his next letter.
> >> I’m ok with your approach.
> >
> > What is it that is unclear?
>
> >> It's better to fetch the bound field upon first access.
> >> Most paths of the CHECK constraint may not touch most of the
> >> fields.
>
> As far as I understand, Kostya wants something like binding on
> demand for VDBE; maybe something like new op
>
> "OP_Fetch | struct tuple * | fieldno" =
>
> static inline const char *
> tuple_field(struct tuple *tuple, uint32_t fieldno)
> +
> result cache in VDBE
Correct.
--
Konstantin Osipov, Moscow, Russia, +7 903 626 22 32
next prev parent reply other threads:[~2019-05-13 7:49 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-04-16 13:51 [tarantool-patches] [PATCH v3 0/3] box: run checks on insertions in LUA spaces Kirill Shcherbatov
2019-04-16 13:51 ` [tarantool-patches] [PATCH v3 1/3] schema: add new system space for CHECK constraints Kirill Shcherbatov
2019-04-25 20:38 ` [tarantool-patches] " n.pettik
2019-05-07 9:53 ` Kirill Shcherbatov
2019-05-12 13:45 ` n.pettik
2019-05-12 15:52 ` Kirill Shcherbatov
2019-05-12 23:04 ` n.pettik
2019-05-13 7:11 ` Kirill Shcherbatov
2019-05-13 12:29 ` n.pettik
2019-05-13 13:13 ` Vladislav Shpilevoy
2019-04-16 13:51 ` [tarantool-patches] [PATCH v3 2/3] box: run check constraint tests on space alter Kirill Shcherbatov
2019-04-25 20:38 ` [tarantool-patches] " n.pettik
2019-05-07 9:53 ` Kirill Shcherbatov
2019-05-07 16:39 ` Konstantin Osipov
2019-05-07 17:47 ` [tarantool-patches] " Kirill Shcherbatov
2019-05-07 20:28 ` Konstantin Osipov
2019-05-11 12:15 ` n.pettik
2019-05-12 21:12 ` Konstantin Osipov
2019-05-13 7:09 ` Kirill Shcherbatov
2019-05-13 7:49 ` Konstantin Osipov [this message]
2019-05-14 16:49 ` n.pettik
2019-04-16 13:51 ` [tarantool-patches] [PATCH v3 3/3] box: user-friendly interface to manage ck constraints Kirill Shcherbatov
2019-04-25 20:38 ` [tarantool-patches] " n.pettik
2019-05-07 9:53 ` Kirill Shcherbatov
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