[HIVE-15448] ChangeManager for replication

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 2.2.0
• Component/s: repl
• Labels: TODOC2.2
• Hadoop Flags: Reviewed
• Assignee: Daniel Dai
• Reporter: Daniel Dai
• Created: 16/Dec/16 19:54
• Updated: 26/Jul/17 00:02
• Resolved: 28/Dec/16 00:35

Description

The change manager implementation as described in https://cwiki.apache.org/confluence/display/Hive/HiveReplicationv2Development#HiveReplicationv2Development-Changemanagement. This issue tracks the infrastructure code. Hooking to actions will be tracked in other ticket.

ReplChangeManager includes:

• method to generate checksum
• method to convert file path to cm path
• method to move table/partition/file into cm
• thread to clear cm files if expires

Issue Links

• is related to: HIVE-15525 Hooking ChangeManager to "drop table", "drop partition"
• links to: RB