2025年7月14日
mysql取中位数、p80、p90
摘要： select api_path ,avg(time ) as time_avg ,max(case when rn = cast(cn * 0.5 as UNSIGNED) then time end) as time_p50 ,max(case when rn = cast(cn * 0.8 as 阅读全文
posted @ 2025-07-14 18:43 chenzechao 阅读(22) 评论(0) 推荐(0)