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Posted to dev@ambari.apache.org by "Myroslav Papirkovskyy (JIRA)" <ji...@apache.org> on 2016/03/01 16:54:18 UTC

[jira] [Updated] (AMBARI-15246) Set MySQL transaction isolation level to READ_COMMITTED

     [ https://issues.apache.org/jira/browse/AMBARI-15246?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Myroslav Papirkovskyy updated AMBARI-15246:
-------------------------------------------
    Attachment: AMBARI-15246.patch

Unit tests are not applicable. DB-specific config changed.

> Set MySQL transaction isolation level to READ_COMMITTED
> -------------------------------------------------------
>
>                 Key: AMBARI-15246
>                 URL: https://issues.apache.org/jira/browse/AMBARI-15246
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.2.0
>            Reporter: Myroslav Papirkovskyy
>            Assignee: Myroslav Papirkovskyy
>            Priority: Critical
>             Fix For: 2.2.2
>
>         Attachments: AMBARI-15246.patch
>
>
> MySQL sets default transaction isolation level to REPEATABLE_READ.
> This doesn't match other databases (Oracle, Postgres) and default EclipseLink shared cache behavior.
> We should change it to have same behavior for all database options.



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