mahesh kumar behera created HIVE-18720: ------------------------------------------
Summary: Replicate Commit Txn operation (without writes) Key: HIVE-18720 URL: https://issues.apache.org/jira/browse/HIVE-18720 Project: Hive Issue Type: Task Components: repl, Transactions Affects Versions: 3.0.0 Reporter: mahesh kumar behera Assignee: mahesh kumar behera Fix For: 3.0.0 Add new EVENT_COMMIT_TXN to log the metadata/data of all tables/partitions modified within the txn. *Source warehouse:* - Create EVENT_COMMIT_TXN event type with corresponding message format etc. *Target warehouse:* - Repl load should read this event from the dump. - Validate the source txn ID from the event using the Source-Target Txn ID map maintained in target metastore. Also, need to check if corresponding target txn ID is valid. - If valid, then apply the event and commit the corresponding target transaction. - This new event should be idempotent such that if it is applied twice, then second time it should be loop. *{color:#d04437}{color}* -- This message was sent by Atlassian JIRA (v7.6.3#76005)