[KYLIN-4306] rollback when addModelToProject failed.

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: v2.6.5, v3.1.0, v3.0.1
• Assignee: ZhouKang
• Reporter: ZhouKang
• Created: 18/Dec/19 13:47
• Updated: 31/Jul/20 12:19
• Resolved: 02/Jan/20 10:23

Description

write conflict while add model by different query server parallelly, and addModelToProject failed.

In KylinClusterHealthCheck, there are some error log caused by this bug:

// code placeholder
Error loading DataModelDesc at /model_desc/model_{xxx}.json

Issue Links

• links to: GitHub Pull Request #1006