Operation 140311

DELETE FROM comments WHERE created_at < ?
Operation Type
sql
Duration
34.0 ms
Request Impact
340.0% of total request time
Occurred At
Sep 20, 2026 4:10 PM
SQL Analysis
Normal query (<100 ms)
Performance Comparison
Average: 18.2ms
95th Percentile: 34.0ms
Based on 1000 recent operations
Optimization Tips
Add single_column index: add_index :comments, :created_at - Efficient range scans for created_at