[Tarantool-patches] [PATCH 07/16] tx: save preserve old tuple flag in txn_stmt
Vladislav Shpilevoy
v.shpilevoy at tarantool.org
Wed Jul 15 02:46:45 MSK 2020
Thanks for the patch!
On 08.07.2020 17:14, Aleksandr Lyapunov wrote:
> ---
> src/box/memtx_space.c | 17 +++++++++++++++++
> src/box/txn.c | 3 +++
> src/box/txn.h | 9 +++++++++
> 3 files changed, 29 insertions(+)
>
> diff --git a/src/box/memtx_space.c b/src/box/memtx_space.c
> index 8755920..5820c40 100644
> --- a/src/box/memtx_space.c
> +++ b/src/box/memtx_space.c
> @@ -316,6 +316,10 @@ memtx_space_execute_replace(struct space *space, struct txn *txn,
> if (stmt->new_tuple == NULL)
> return -1;
> tuple_ref(stmt->new_tuple);
> +
> + if (mode == DUP_INSERT)
> + stmt->preserve_old_tuple = true;
Why do you preserve old tuple in case of insert? There is no an
old tuple in case of insert. Otherwise it would fail, no?
> +
> if (memtx_space->replace(space, NULL, stmt->new_tuple,
> mode, &stmt->old_tuple) != 0)
> return -1;
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