摘要:
这个也有用: -- Get childs by parent idWITH TreeAS( SELECT Id,ParentId FROM dbo.Node P WHERE P.Id = 21 -- parent id UNION ALL SELECT C.Id,C.ParentId FROM db 阅读全文
摘要:
有用 !!!!!!!! 例.select TO_CHAR(WMSYS.WM_CONCAT(ID)) from patrol_data_content where patrol_unit_id = '你的id' 阅读全文