From mboxrd@z Thu Jan  1 00:00:00 1970
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Date: Tue, 21 May 2019 16:28:14 +0300
From: Vladimir Davydov <vdavydov.dev@gmail.com>
Subject: Re: [tarantool-patches] Re: [PATCH] box: fix autoincrement for json
 path indexes
Message-ID: <20190521132814.dyn5po7rbdnqhdkk@esperanza>
References: <20190515131616.tbsb7zme4oomie3h@esperanza>
 <8b90af23b8f527fa73cfa25e3804ef1b1d5fb6ff.1557927828.git.vdavydov.dev@gmail.com>
 <20190516074256.GI26670@atlas>
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To: Konstantin Osipov <kostja@tarantool.org>
Cc: tarantool-patches@freelists.org
List-ID: <tarantool-patches.dev.tarantool.org>

On Thu, May 16, 2019 at 10:42:56AM +0300, Konstantin Osipov wrote:
> * Vladimir Davydov <vdavydov.dev@gmail.com> [19/05/15 16:50]:
> > The autoincrement code was written when there were no nested field.
> > Now, it isn't enough to just skip to the autoincrement field - we also
> > need to descend deeper if key_part->path is set.
> > 
> > Note, the code expects the nested field to be present and set to NULL.
> > That is, if field path is [1].a.b, the tuple must have all intermediate
> > fields set: {{a = {b = box.NULL}}} (usage of box.NULL is mandatory to
> > create a tuple like that in Lua).
> 
> Please write a request to docs since this part deserves a spetial
> mention in the sequences docs.

Done: https://github.com/tarantool/doc/issues/782