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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (AMBARI-18951) Force InnoDB usage for MySQL
Date Mon, 28 Nov 2016 17:20:58 GMT

    [ https://issues.apache.org/jira/browse/AMBARI-18951?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15702547#comment-15702547
] 

Hudson commented on AMBARI-18951:
---------------------------------

FAILURE: Integrated in Jenkins build Ambari-trunk-Commit #6091 (See [https://builds.apache.org/job/Ambari-trunk-Commit/6091/])
AMBARI-18951. Force InnoDB usage for MySQL. (mpapirkovskyy) (mpapyrkovskyy: [http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=255725dfc07a4a4fd7fc8b3f6cdbd7cced1c375a])
* (edit) ambari-server/src/main/java/org/apache/ambari/server/upgrade/SchemaUpgradeHelper.java
* (edit) ambari-server/src/main/java/org/apache/ambari/server/orm/helpers/dbms/MySqlHelper.java
* (edit) ambari-server/src/main/resources/Ambari-DDL-MySQL-CREATE.sql


> Force InnoDB usage for MySQL
> ----------------------------
>
>                 Key: AMBARI-18951
>                 URL: https://issues.apache.org/jira/browse/AMBARI-18951
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.4.2
>            Reporter: Myroslav Papirkovskyi
>            Assignee: Myroslav Papirkovskyi
>            Priority: Critical
>             Fix For: 2.5.0
>
>         Attachments: AMBARI-18951.patch
>
>
> We should always use InnoDB as database engine for MySQL as database with MyISAM engine
cannot be upgraded properly.
> Key reason is that MyISAM doesn't store foreign keys information, but do store indexes
with same name which lead to conflicts during upgrade.



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