丘处机

摘要： 1.获取两个时间差的天数：select date_diff('day',cast('2018-09-05' as timestamp),cast('2018-09-07' as timestamp)) as time_diff 获取dt 到当前的时间天数之差: select date_diff('d 阅读全文

摘要： Es中想删掉部分数据 POST index_name/_delete_by_query { "query":{ "match":{ "name":"丘处机" } } } 返回 { "took" : 1, "timed_out" : false, "total" : 0, "deleted" : 29 阅读全文