咱们现在使用的版本是?
可以这样试试嘛
CREATE VIEW dwd_app_package_site as
select S.app as app, S.siteid as site
from dwd_app_package_site S
join (select siteid, max(num) num from dwd_app_package_site group by siteid) A
on S.siteid=A.siteid and S.num>=A.num)
咱们现在使用的版本是?
可以这样试试嘛
CREATE VIEW dwd_app_package_site as
select S.app as app, S.siteid as site
from dwd_app_package_site S
join (select siteid, max(num) num from dwd_app_package_site group by siteid) A
on S.siteid=A.siteid and S.num>=A.num)