[HIVE-12504] TxnHandler.abortTxn() should check if already aborted to improve message

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 2.2.0
• Component/s: Transactions
• Target Version/s: 2.2.0
• Assignee: Eugene Koifman
• Reporter: Eugene Koifman
• Created: 24/Nov/15 03:24
• Updated: 26/Jul/17 03:29
• Resolved: 07/Dec/16 04:21

Description

If the update statement misses, it would be useful for abortTxn() to
run another query to see if the requested txnid is in Aborted state to improve error msg.

Note: get a separate read_committed connection for this.