[ASTERIXDB-1462] Unused Previous LSN in Txn Log Records

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Component/s: TX - Transactions
• Assignee: Murtadha Makki Al Hubail
• Reporter: Murtadha Makki Al Hubail
• Created: 22/May/16 20:43
• Updated: 22/May/16 23:37
• Resolved: 22/May/16 23:37

Description

Currently, we maintain a previous LSN per update log record. However, its value is never used. This value was maintained for an old implementation of AsterixDB's transnational model, but it is not applicable in the current implementation and should be removed.