Beta or Experimental will also bring confusing for most of users. Maybe we could have something called "expert" or "experimental" model in system configuration.
User will not see such content since they will be hidden by default but admin could set it to true if they confident to enable such features. How do you think? Best Regards! --------------------- Luke Han On Mon, Dec 19, 2016 at 11:24 AM, Xiaoyu Wang <[email protected]> wrote: > I’m sorry for too long not maintain it! > > I agree with liyang to give a label to the RAW measure “Beta” or others. > > I will improve it when I have time! > > 2016-12-19 10:21 GMT+08:00 Li Yang <[email protected]>: > > > Or display the Raw with "Beta" or "Experimental" to warn user that it is > > not a mature feature? > > > > On Fri, Dec 16, 2016 at 12:30 PM, 康凯森 <[email protected]> wrote: > > > > > +1. > > > But the "RAW" measure is still some useful, we could improve it next > year > > > when we have time. > > > > > > > > > ------------------ 原始邮件 ------------------ > > > 发件人: "ShaoFeng Shi";<[email protected]>; > > > 发送时间: 2016年12月15日(星期四) 中午12:05 > > > 收件人: "dev"<[email protected]>; > > > > > > 主题: [Discuss] Disable/hide "RAW" measure in Kylin web GUI > > > > > > > > > > > > Hello developers and users, > > > > > > I have a proposal want to disucss here, which is about the "RAW" > measure > > in > > > Kylin. > > > > > > The RAW measure was developed to solve the requirement for getting raw > > data > > > when user drill down from high level to low levels. It's performance > > would > > > be much better than fetching from source like Hive, so some users like > > it. > > > This blog introduces it: > > > https://kylin.apache.org/blog/2016/05/29/raw-measure-in-kylin/ > > > > > > While it has some limitations: > > > 1) always use dictionary encoding, which means it couldn't support UHC; > > > since raw columns usually be transaction IDs, numbers, etc, the > building > > > cost is much higher than ordinary dimensions; > > > 2) the raw messages for a dimension combination are persisted in one > big > > > cell,; When too many rows dumped in one cell, will get BufferOverflow > > > error. This couldn't be predicted, so for an modeler or analyst he > > doesn't > > > know whether this feature could work when he creates the cube. > > > 3) seems no people maintains it; > > > > > > Based on above, I propose hiding this measure on Web GUI by default, so > > > avoiding confusing user; If someone hear and want to use this, he still > > can > > > enable it by simply set in kylin.properties. > > > > > > Any input is welcomed. > > > > > > -- > > > Best regards, > > > > > > Shaofeng Shi 史少锋 > > > > > >
