Package org.apache.hadoop.hive.ql.lockmgr

Hive Lock Manager interfaces and some custom implmentations

See: Description

Interface Summary

Interface	Description
HiveLockManager	Manager for locks in Hive.
HiveTxnManager	An interface that allows Hive to manage transactions.

Class Summary

Class	Description
DbLockManager	An implementation of HiveLockManager for use with DbTxnManager.
DbTxnManager	An implementation of HiveTxnManager that stores the transactions in the metastore database.
DbTxnManager.Heartbeater	Heartbeater thread
DbTxnManager.HeartbeaterThread
EmbeddedLockManager	shared lock manager for dedicated hive server.
HiveLock
HiveLockManagerCtx
HiveLockObj
HiveLockObject
HiveLockObject.HiveLockObjectData
TxnManagerFactory	A factory to get an instance of HiveTxnManager.

Enum Summary

Enum	Description
HiveLockMode

Exception Summary

Exception	Description
LockException	Exception from lock manager.

Package org.apache.hadoop.hive.ql.lockmgr Description

Hive Lock Manager interfaces and some custom implmentations