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Date: Wed, 15 May 2019 16:16:16 +0300
From: Vladimir Davydov <vdavydov.dev@gmail.com>
Subject: Re: [tarantool-patches] Re: [PATCH 4/4] schema: explicitly forbid
 setting sequence for json path key part
Message-ID: <20190515131616.tbsb7zme4oomie3h@esperanza>
References: <cover.1557916311.git.vdavydov.dev@gmail.com>
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To: Konstantin Osipov <kostja@tarantool.org>
Cc: tarantool-patches@freelists.org
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On Wed, May 15, 2019 at 04:11:21PM +0300, Vladimir Davydov wrote:
> On Wed, May 15, 2019 at 04:00:26PM +0300, Konstantin Osipov wrote:
> > * Vladimir Davydov <vdavydov.dev@gmail.com> [19/05/15 14:16]:
> > > When a space has a sequence, we substitute NULL in the corresponding
> > > primary index part with the next value generated by the sequence. We do
> > > this by patching raw msgpack, see request_handle_sequence. The problem
> > > is we can't do it easily if the field is nested. For example, consider
> > > field [1].a.b. In Lua it is impossible to create tuple {{a = {b = nil}}}
> > 
> > It is trivial to do, use msgpack.NULL
> 
> Hmm, I tried box.NULL and it didn't work out.

Oops, box.NULL is fine, too. It's just I tried box.null :)