第一种情况，expEndTime为日期类型，转换为字符类型：
select count(*)
from DCDS_UPLOAD_LOG
where 1 = 1
and to_char(expEndTime,'yyyy-mm-dd') = '2017-12-28'
第二种情况，expEndTime为日期类型，将转换过来的参数改为日期类型：
select count(*)
from DCDS_UPLOAD_LOG
where 1 = 1
and expEndTime = to_date('2017-12-28', 'yyyy-MM-dd') |
|
转播
