[HIVE-4759] Multi-user deployment model has issues with concurrent ddl

• Type: Bug
• Status: Open
• Priority: Critical
• Resolution: Unresolved
• Assignee: Unassigned
• Reporter: Brock Noland
• Created: 19/Jun/13 20:29
• Updated: 09/Oct/13 20:16

Description

A common method of deploying hive is:

• HS2
• HMS

however, this model has issues with concurrent DDL requests. Additionally show tables has concurrency issues as well.

Issue Links

• is related to: HIVE-5457 Concurrent calls to getTable() result in: MetaException: org.datanucleus.exceptions.NucleusException: Invalid index 1 for DataStoreMapping. NucleusException: Invalid index 1 for DataStoreMapping

Sub-Tasks

• ZooKeeperHiveLockManage.unlockPrimitive has race condition with threads: Closed
• HMS cannot handle concurrent requests: Closed
• ObjectStore.getPMF has concurrency problems: Closed
• Create concurrent unit test from test in HIVE-4762: Open