Re: how to get rowkey with largest number of versions

2018-08-22 Thread Antonio Si
Thanks for all the info. I will give it a try. On Wed, Aug 22, 2018 at 12:13 PM, Ted Yu wrote: > Antonio: > Please take a look at CellCounter under hbase-mapreduce module which may be > of use to you: > > * 6. Total number of versions of each qualifier. > > > Please note that the max versions

Re: how to get rowkey with largest number of versions

2018-08-22 Thread Ted Yu
Antonio: Please take a look at CellCounter under hbase-mapreduce module which may be of use to you: * 6. Total number of versions of each qualifier. Please note that the max versions may fluctuate depending on when major compaction kicks in. FYI On Wed, Aug 22, 2018 at 11:53 AM Ankit

Re: how to get rowkey with largest number of versions

2018-08-22 Thread Ankit Singhal
I don't think so if there is any direct way. You may need to do a raw scan of a full table and count the number of versions of a column returned for each row to calculate the max. (you can optimize this with custom coprocessor by returning a single row key having the largest versions of a column

how to get rowkey with largest number of versions

2018-08-22 Thread Antonio Si
Hi, I am new to hbase. I am wondering how I could find out which rowkey has the largest number of versions in a column family. Any pointer would be very helpful. Thanks. Antonio.

Re: Pictures, Videos and Slides for HBaseConAsia2018

2018-08-22 Thread Chetan Khatri
Thanks Yu Li and Team. On Wed 22 Aug, 2018, 4:00 PM Allan Yang, wrote: > Great work! Thanks, Yu Li! > Best Regards > Allan Yang > > > Yu Li 于2018年8月22日周三 下午6:03写道: > > > Hi all, > > > > HBaseConAsia2018 is successfully held on Aug. 17th in Beijing, China and > > please following below links

Re: HBaseConAsia2018 successfully held

2018-08-22 Thread Water Guo
Hi, I’d like to share my experience. The conference was a huge success. There are lots of people attended the meeting. My guess is 500+, but could be more. Location is very good, 3 minutes walk from the subway. It was held at a very nice hotel. There are spacey hallway, cafeteria and

Re: Pictures, Videos and Slides for HBaseConAsia2018

2018-08-22 Thread Allan Yang
Great work! Thanks, Yu Li! Best Regards Allan Yang Yu Li 于2018年8月22日周三 下午6:03写道: > Hi all, > > HBaseConAsia2018 is successfully held on Aug. 17th in Beijing, China and > please following below links for a quick review: > > Pictures: >

Pictures, Videos and Slides for HBaseConAsia2018

2018-08-22 Thread Yu Li
Hi all, HBaseConAsia2018 is successfully held on Aug. 17th in Beijing, China and please following below links for a quick review: Pictures: https://drive.google.com/drive/folders/1eGuNI029a78s_BdH37VsSr4uOalyLi5O Slides and Video recording: https://yq.aliyun.com/articles/626119 Enjoy it and