[AMBARI-18951] Force InnoDB usage for MySQL

• Type: Bug
• Status: Resolved
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 2.4.2
• Fix Version/s: 2.5.0
• Component/s: ambari-server
• Assignee: Papirkovskyy Myroslav
• Reporter: Papirkovskyy Myroslav
• Created: 21/Nov/16 16:08
• Updated: 02/Dec/16 15:49
• Resolved: 28/Nov/16 16:48

Description

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.

Issue Links

• links to: reviewboard