Oracle常用

一、按天统计每天的记录数

SELECT

TRUNC(lastUpdateTime) AS 统计日期,

COUNT(*) AS 当日记录数

FROM

interface.xxx

where lastUpdateTime >= TO_TIMESTAMP('2025-10-01 00:00:00', 'YYYY-MM-DD HH24:MI:SS')

and lastUpdateTime <= TO_TIMESTAMP('2025-10-31 23:59:59', 'YYYY-MM-DD HH24:MI:SS')

GROUP BY

TRUNC(lastUpdateTime)

ORDER BY

TRUNC(lastUpdateTime);