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From Jeff <jeff.la...@gmail.com>
Subject Re: Does the "Query Consistency" feature use MVCC?
Date Fri, 07 Jul 2017 19:38:25 GMT
Thanks for the quick reply, Val.  To clarify the specific criteria, the
"query consistency" guarantee specifically refers to transactions started
(txStart) as either READ_REPEATABLE or SERIALIZABLE, and uses the put() and
get() APIs; correct?

On Fri, Jul 7, 2017 at 3:13 PM vkulichenko [via Apache Ignite Users] <
ml+s70518n14507h44@n6.nabble.com> wrote:

> Hi Jeff,
>
> Transactional consistency and MVCC is (and always will be) available only
> for transactional caches. But for queries MVCC is not supported at all yet.
> Queries are not enlisted in transactions and therefore you can get dirty
> reads. Full support will be added by the end of the year (hopefully).
>
> -Val
>
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