[Tarantool-patches] [PATCH] sql: fix index consideration with INDEXED BY clause

[Vladislav Shpilevoy]

Hi! Thanks for the patch! LGTM.

On 26/12/2019 01:48, Nikita Pettik wrote:
> Accidentally, number of indexes to be considered during query planning
> in presence of INDEXED BY is calculated wrong. Instead of one (INDEXED
> BY is not a hint but requirement) index to be used (which is indicated
> in INDEXED BY clause), all space indexes take part in query planning.
> There are not so many tests checking this feature, so unfortunately this
> bug was hidden. Let's fix it and force only one index to be used in QP
> in case of INDEXED BY clause.
> ---
> Branch: https://github.com/tarantool/tarantool/tree/np/sql-indexed-by-fix