QUERY PLAN
Seq Scan on tbl_browser_ua_statistics b (cost=0.00..6.26 rows=1 width=145)
Filter: (user_agent = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.2 Safari/605.1.15'::text)