crash-recovery

Database recovery after failures

Databases Is WAL Redundant for Append-Only Time-Series TSDB?

Discover why WAL isn't redundant in append-only TSDBs. Learn flaws in data file reasoning, failure modes like power loss, crash recovery benefits, and real-world examples from QuestDB, SQLite for durability and replication.

#wal
#tsdb
#databases
#durability
#crash-recovery

1 answer• 1 view

01/17/2026, 03:45 PM