From: Konstantin Osipov <kostja@tarantool.org>
To: Serge Petrenko <sergepetrenko@tarantool.org>
Cc: vdavydov.dev@gmail.com, tarantool-patches@freelists.org
Subject: Re: [PATCH v2] box: add on_schema_init trigger
Date: Tue, 5 Mar 2019 21:59:06 +0300 [thread overview]
Message-ID: <20190305185906.GC7992@chai> (raw)
In-Reply-To: <20190305155309.32516-1-sergepetrenko@tarantool.org>
* Serge Petrenko <sergepetrenko@tarantool.org> [19/03/05 18:57]:
> If you want to change space's `space_name` storage engine to `vinyl`
> , you may say:
> ```
> function trig(old, new)
> if new[3] == 'space_name' and new[4] ~= 'vinyl' then
> return box.tuple.new{new[1], new[2], new[3], 'vinyl',
> new[5], new[6], new[7]}
> end
> end
> ```
Please access tuple fields by their names ;)
--
Konstantin Osipov, Moscow, Russia, +7 903 626 22 32
http://tarantool.io - www.twitter.com/kostja_osipov
next prev parent reply other threads:[~2019-03-05 18:59 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-03-05 15:53 Serge Petrenko
2019-03-05 18:59 ` Konstantin Osipov [this message]
2019-03-06 16:43 ` Vladimir Davydov
2019-03-05 19:00 ` Konstantin Osipov
2019-03-06 16:41 ` Vladimir Davydov
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