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https://issues.apache.org/jira/browse/IGNITE-7748?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Igor Seliverstov resolved IGNITE-7748.
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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.
>
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