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From: Vladimir Davydov <vdavydov.dev@gmail.com>
To: Kirill Shcherbatov <kshcherbatov@tarantool.org>
Cc: tarantool-patches@freelists.org, kostja@tarantool.org
Subject: Re: [PATCH v7 5/5] box: specify indexes in user-friendly form
Date: Thu, 10 Jan 2019 13:21:06 +0300	[thread overview]
Message-ID: <20190110102106.5kb6y7hhyifpsehy@esperanza> (raw)
In-Reply-To: <6e7ca7dcfd69ce7f9cc787490f2c32a1ab2ad37c.1547022001.git.kshcherbatov@tarantool.org>

On Wed, Jan 09, 2019 at 11:29:40AM +0300, Kirill Shcherbatov wrote:
> Implemented a more convenient interface for creating an index
> by JSON path. Instead of specifying fieldno and relative path
> it comes possible to pass full JSON path to data.
> 
> Closes #1012
> 
> @TarantoolBot document
> Title: Indexes by JSON path
> Sometimes field data could have complex document structure.
> When this structure is consistent across whole document,
> you are able to create an index by JSON path.
> 
> Example:
> s = box.schema.space.create('sample')
> format = {{'id', 'unsigned'}, {'data', 'map'}}
> s:format(format)
> -- explicit JSON index creation
> age_idx = s:create_index('age', {{2, 'number', path = ".age"}})
> -- user-friendly syntax for JSON index creation
> parts = {{'data.FIO["fname"]', 'str'}, {'data.FIO["sname"]', 'str'},
>          {'data.age', 'number'}}
> info_idx = s:create_index('info', {parts = parts}})
> s:insert({1, {FIO={fname="James", sname="Bond"}, age=35}})
> ---
>  src/box/lua/index.c       | 64 +++++++++++++++++++++++++++++++++++++++
>  src/box/lua/schema.lua    | 22 +++++++-------
>  test/engine/json.result   | 28 +++++++++++++++++
>  test/engine/json.test.lua |  8 +++++
>  4 files changed, 111 insertions(+), 11 deletions(-)
> 
> diff --git a/src/box/lua/index.c b/src/box/lua/index.c
> index 6265c044a..9b04c5d9a 100644
> --- a/src/box/lua/index.c
> +++ b/src/box/lua/index.c
> @@ -35,6 +35,9 @@
>  #include "box/box.h"
>  #include "box/index.h"
>  #include "box/lua/tuple.h"
> +#include "box/schema.h"
> +#include "box/tuple_format.h"
> +#include "json/json.h"
>  #include "box/lua/misc.h" /* lbox_encode_tuple_on_gc() */
>  
>  /** {{{ box.index Lua library: access to spaces and indexes
> @@ -328,6 +331,66 @@ lbox_index_compact(lua_State *L)
>  	return 0;
>  }
>  
> +/**
> + * Resolve field index by absolute JSON path first component and
> + * return relative JSON path.
> + */
> +static int
> +lbox_index_path_resolve(struct lua_State *L)
> +{
> +	if (lua_gettop(L) != 3 ||
> +	    !lua_isnumber(L, 1) || !lua_isnumber(L, 2) || !lua_isstring(L, 3)) {
> +		return luaL_error(L, "Usage box.internal."
> +				     "path_resolve(part_id, space_id, path)");
> +	}
> +	uint32_t part_id = lua_tonumber(L, 1);
> +	uint32_t space_id = lua_tonumber(L, 2);

Are you kidding me? You silently ignored my comments to this patch
TWICE!

https://www.freelists.org/post/tarantool-patches/PATCH-v6-88-box-specify-indexes-in-userfriendly-form,1

      reply	other threads:[~2019-01-10 10:21 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-01-09  8:29 [PATCH v7 0/5] box: Indexes by JSON path Kirill Shcherbatov
2019-01-09  8:29 ` [PATCH v7 1/5] box: introduce JSON Indexes Kirill Shcherbatov
2019-01-10 10:16   ` Vladimir Davydov
2019-01-09  8:29 ` [PATCH v7 2/5] box: introduce has_json_paths flag in templates Kirill Shcherbatov
2019-01-09  8:29 ` [PATCH v7 3/5] box: tune tuple_field_raw_by_path for indexed data Kirill Shcherbatov
2019-01-09  8:29 ` [PATCH v7 4/5] box: introduce offset_slot cache in key_part Kirill Shcherbatov
2019-01-10 11:28   ` Vladimir Davydov
2019-01-09  8:29 ` [PATCH v7 5/5] box: specify indexes in user-friendly form Kirill Shcherbatov
2019-01-10 10:21   ` Vladimir Davydov [this message]

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