Hi Sun, Good question; These two are advanced functions that still under internal evaluation. User couldn¹t create such measure from the web UI. To avoid such confusing, I will remove them from the sample cube (as the sample should be simple and easy to understand).
Thanks for the feedback; Shaofeng, Shi On 4/14/15, 10:17 AM, "[email protected]" <[email protected]> wrote: >Hi, all > >Two questions : >1# The sample cube generated one measure listed as below. Notice that >the return type goes to bigint, however, if we create a cube for our own > and define such measure of count_distince expression, the return type >seems to be hllc(int) and no way to be bigint. How could that be >generated in the sample cube ? > > 6 SELLER_CNT_LONG COUNT_DISTINCT column SELLER_ID bigint > >2# According to the tutorial guide, Only accept single column in param >value with "Column" type. However, the sample cube ui listed as below >just show that the measure > contains 2 param value as LSTG_FORMAT_NAME and SELLER_ID. Quite weird >with the issue. > > 7 SELLER_FORMAT_CNT COUNT_DISTINCT column LSTG_FORMAT_NAME,SELLER_ID >hllc(10) > >AND, the tutorial listed here seems to be for older release versions of >kylin, maybe should go for an upgrade : >https://github.com/apache/incubator-kylin/blob/master/docs/Tutorial/Kylin% >20Cube%20Creation%20Tutorial.md > >Thanks for your attention, >Sun. > > > >[email protected]
