[tarantool-patches] Re: [PATCH 2/2] schema: add exact field count to SQL stat spaces

["n.pettik" <korablev@tarantool.org>]

> On 21 Mar 2019, at 16:31, Vladislav Shpilevoy <v.shpilevoy@tarantool.org> wrote:
> 
> On that branch tests sql-tap/gh2548-select-compound-limit.test.lua
> and sql-tap/gh2250-trigger-chain-limit.test.lua fail.

Are you sure? Travis is green; on my local machine both
release and debug builds pass these tests as well (memtx
and vinyl cases). Could you check it again, or provide more
details concerning fails?

> On 19/03/2019 02:51, Nikita Pettik wrote:
>> As a rule, system spaces don't feature exact field count. There is a
>> reason for that: almost all of them have on replace triggers, which
>> extract data from tuple and verify it. However, _sql_stat1 and
>> _sql_stat4 spaces containing SQL specific statistics don't have such
>> triggers. Hence, one can insert tuple to this space with greater number
>> of fields, than format says. To prevent this, let's explicitly set exact
>> field count to number of fields in format.
>> ---
>>  src/box/bootstrap.snap       | Bin 1831 -> 1840 bytes
>>  src/box/lua/upgrade.lua      |  29 ++++++++++++++++++++++++++++-
>>  test/box-py/bootstrap.result |   6 +++---
>>  test/box/access_misc.result  |   4 ++--
>>  test/sql/upgrade.result      |  39 +++++++++++++++++++++++++++++++++++++--
>>  test/sql/upgrade.test.lua    |  13 +++++++++++++
>>  6 files changed, 83 insertions(+), 8 deletions(-)