sql 时间重合查询，时间交叉查询select* fromERP_Support_date esdwhereesd.support_start_datebetweento_d
sql 时间重合查询，时间交叉查询
select * from ERP_Support_date esd where esd.support_start_date between to_date('2013-03-01 18:30:00','yyyy-MM-dd hh24:mi:ss') and to_date('2013-03-01 19:00:00','yyyy-MM-dd hh24:mi:ss') or esd.support_end_date between to_date('2013-03-01 18:30:00','yyyy-MM-dd hh24:mi:ss') and to_date('2013-03-01 19:00:00','yyyy-MM-dd hh24:mi:ss')查询'2013-03-01 18:30:00' -'2013-03-01 19:00:00' 包含这半小时时间段的所以时间