SQL Server ->> MSDB.DBO.AGENT_DATETIME函数从整型转时间日期格式时间:2023-03-10 03:31:22 SELECT MSDB.DBO.AGENT_DATETIME(20170101,0), CAST(CAST(20170101 AS NVARCHAR(50)) AS DATETIME) 返回 2017-01-01 00:00:00.000