You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@ignite.apache.org by "Igor Seliverstov (JIRA)" <ji...@apache.org> on 2018/03/16 13:26:00 UTC

[jira] [Resolved] (IGNITE-7748) MVCC TX Implement TxLog related stuctures

     [ https://issues.apache.org/jira/browse/IGNITE-7748?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Igor Seliverstov resolved IGNITE-7748.
--------------------------------------
    Resolution: Fixed

> MVCC TX Implement TxLog related stuctures
> -----------------------------------------
>
>                 Key: IGNITE-7748
>                 URL: https://issues.apache.org/jira/browse/IGNITE-7748
>             Project: Ignite
>          Issue Type: Task
>          Components: cache
>            Reporter: Igor Seliverstov
>            Assignee: Igor Seliverstov
>            Priority: Major
>
> Create TxLog on the basis of BPlusTree.
> The key is a pair of two long (which correspond to crd version and mvcc cntr of MvccVersion)
> The value is TxState - an enum.
> TxState has next possible values : PREPARED, COMMITTED, ABORTED, NA.
> NA is a special value, which is returned when there is no info about requested TX.
> TxLog is managed by MvccProcessor and initiated along with MvccProcessor.
> At the first step there is no special WAL records corresponding to TxLog operation (will be implemented in future.
>  



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)