时间：2021-07-01 10:21:17 帮助过：22人阅读
.... where data_format(event_start_time, '%Y-%m') = '2015-11' or data_format(event_end_time, '%Y-%m') = '2015-11'
.... where data_format(event_start_time, '%Y-%m') = '2015-11' or data_format(event_end_time, '%Y-%m') = '2015-11'