Re: [question] about new table property "sort_column"

2017-07-21 Thread Liang Chen
Hi Jin zhou Yes, your understanding is correct. The MDK(multi-dimension index) will be created as per your specified sort_columns order. Regards Liang 2017-07-21 10:51 GMT+08:00 Jin Zhou : > > Hi,all > > I notice there is a new table property: sort_column and want to confirm:

Re: Compilation error on presto Branch

2017-05-15 Thread Liang Chen
Hi Pallavi Let me take a look. you are right, this is jar dependency issue, need to use the new version jars(without incubating) Regards Liang 2017-05-15 1:39 GMT-07:00 Pallavi Singh : > We are getting the following error > Error:(611, 11) java: constructor

[ANNOUNCE] Cai Qiang as new Apache CarbonData committer

2017-05-17 Thread Liang Chen
Hi all We are pleased to announce that the PMC has invited Cai Qiang as new Apache CarbonData committer, and the invite has been accepted ! Congrats to Cai Qiang and welcome aboard. Regards Liang

Re: [jira] [Created] (CARBONDATA-1051) why sort_columns?

2017-05-13 Thread Liang Chen
Hi Sehriff Good question. First, please check this doc: http://carbondata.apache.org/useful-tips-on-carbondata.html, see if can help you to understand CarbonData's index usage. Like you mentioned that 1.2 will introduce sort columns feature to help users to more easily specify which columns

Re: how to add RDD partition?

2017-06-26 Thread Liang Chen
Hi Can't understand your question exactly, do you want to increase parallelism? If yes: You can set Spark's parallelism parameter Regards Liang 2017-06-20 11:41 GMT+08:00 suzzy : > Hi > Running query 'select count(1) from sunzy.datatest' > this job had 16 blocks and

[ANNOUNCE] Manish Gupta as new Apache CarbonData

2017-08-25 Thread Liang Chen
Hi all We are pleased to announce that the PMC has invited Manish Gupta as new Apache CarbonData committer, and the invite has been accepted ! Congrats to Manish Gupta and welcome aboard. Regards The Apache CarbonData PMC

Re: [ANNOUNCE] Manish Gupta as new Apache CarbonData committer

2017-08-25 Thread Liang Chen
Correct the title , to add "committer" info. 2017-08-25 23:56 GMT+08:00 Liang Chen <chenliang...@apache.org>: > Hi all > > We are pleased to announce that the PMC has invited Manish Gupta as new > Apache CarbonData committer, and the invite has been accepted !

[ANNOUNCE] Apache CarbonData 1.4.0 release

2018-06-01 Thread Liang Chen
Hi Apache CarbonData community is pleased to announce the release of the Version 1.4.0 in The Apache Software Foundation (ASF). CarbonData is a high-performance big data store solution that supports fast filter lookups and ad-hoc OLAP analysis. Due to varied business driven analysis, and the

[ANNOUNCE] Chuanyin Xu as new Apache CarbonData committer

2018-05-01 Thread Liang Chen
Hi all We are pleased to announce that the PMC has invited Chuanyin Xu as new Apache CarbonData committer, and the invite has been accepted! Congrats to Chuanyin Xu and welcome aboard. Regards Apache CarbonData PMC

[ANNOUNCE] Kumar Vishal as new PMC for Apache CarbonData

2018-01-10 Thread Liang Chen
Hi We are pleased to announce that Kumar Vishal as new PMC for Apache CarbonData. Congrats to Kumar Vishal! Apache CarbonData PMC

[ANNOUNCE] David Cai as new PMC for Apache CarbonData

2018-01-10 Thread Liang Chen
Hi We are pleased to announce that David Cai as new PMC for Apache CarbonData. Congrats to David Cai. Regards Liang

[ANNOUNCE] Apache CarbonData 1.3.0 release

2018-02-09 Thread Liang Chen
Hi The Apache CarbonData PMC team is happy to announce the release of Apache CarbonData version 1.3.0. What’s New in Version 1.3.0? In this version of CarbonData, following are the new features added for performance improvements, compatibility, and usability of CarbonData. Support Spark 2.2.1

Fwd: Travel Assistance applications open. Please inform your communities

2018-02-18 Thread Liang Chen
Forward ApacheCon info. -- Forwarded message -- From: Gavin McDonald Date: 2018-02-14 17:34 GMT+08:00 Subject: Travel Assistance applications open. Please inform your communities To: travel-assista...@apache.org Hello PMCs. Please could you forward on

New git: https://gitbox.apache.org/repos/asf?p=carbondata.git

2019-01-12 Thread Liang Chen
Hi all Please update your local git with the new address( https://gitbox.apache.org/repos/asf?p=carbondata.git), otherwise, you can't push new PR. Regards Liang

[ANNOUNCE] Akash as new Apache CarbonData committer

2019-04-25 Thread Liang Chen
Hi all We are pleased to announce that the PMC has invited Akash as new Apache CarbonData committer, and the invite has been accepted! Congrats to Akash and welcome aboard. Regards Apache CarbonData PMC -- Regards Liang

[ANNOUNCE] Manhua Jiang as new Apache CarbonData committer

2019-08-28 Thread Liang Chen
Hi We are pleased to announce that the PMC has invited Manhua Jiang as new Apache CarbonData committer and the invite has been accepted! Congrats to Manhua Jiang and welcome aboard. Regards Apache CarbonData PMC

[ANNOUNCE] Zhichao Zhang as new PMC for Apache CarbonData

2019-08-28 Thread Liang Chen
Hi We are pleased to announce that Zhichao Zhang as new PMC for Apache CarbonData. Congrats to Zhichao Zhang. Regards Apache CarbonData PMC

[ANNOUNCE] Ajantha as new Apache CarbonData committer

2019-10-03 Thread Liang Chen
Hi We are pleased to announce that the PMC has invited Ajantha as new Apache CarbonData committer and the invite has been accepted! Congrats to Ajantha and welcome aboard. Regards Apache CarbonData PMC

[ANNOUNCE] Tao Li as new Apache CarbonData committer

2020-03-06 Thread Liang Chen
Hi We are pleased to announce that the PMC has invited Tao Li as new Apache CarbonData committer and the invite has been accepted! Congrats to Tao Li and welcome aboard. Regards On behalf of Apache CarbonData PMC

[ANNOUNCE] Zhi Liu as new Apache CarbonData committer

2020-03-06 Thread Liang Chen
Hi We are pleased to announce that the PMC has invited Zhi Liu as new Apache CarbonData committer and the invite has been accepted! Congrats to Zhi Liu and welcome aboard. Regards On behalf of Apache CarbonData PMC

[ANNOUNCE] Kunal Kapoor as new PMC for Apache CarbonData

2020-03-29 Thread Liang Chen
Hi We are pleased to announce that Kunal Kapoor as new PMC for Apache CarbonData. Congrats to Kunal Kapoor! Apache CarbonData PMC

[ANN] Indhumathi as new Apache CarbonData committer

2020-10-06 Thread Liang Chen
Hi We are pleased to announce that the PMC has invited Indhumathi as new Apache CarbonData committer, and the invite has been accepted! Congrats to Indhumathi and welcome aboard. Regards The Apache CarbonData PMC

[ANNOUNCE] Akash R Nilugal as new PMC for Apache CarbonData

2021-04-11 Thread Liang Chen
Hi We are pleased to announce that Akash R Nilugal as new PMC for Apache CarbonData. Congrats to Akash R Nilugal! Apache CarbonData PMC

Apache carbondata topics at APACHECON ASIA 2021

2021-08-26 Thread Liang Chen
1. How a DBS Data Platform Drives Real-time Insights & Analytics using Apache CarbonData: https://www.youtube.com/watch?v=cDYkmwMoCEA 2.Faster Bigdata Analytics By Maneuvering Apache Carbondata’S Indexes: https://www.youtube.com/watch?v=aXSsN1eITs0

[ANNOUNCE] Indhumathi M as new PMC for Apache CarbonData

2022-02-15 Thread Liang Chen
Hi We are pleased to announce that Indhumathi M as new PMC for Apache CarbonData. Congrats to Indhumathi M! Apache CarbonData PMC

[ANNOUNCE] Vikram Ahuja as new Apache CarbonData committer

2022-02-11 Thread Liang Chen
We are pleased to announce that the PMC has invited Vikram Ahuja as new Apache CarbonData committer, and the invite has been accepted! Congrats to Vikram Ahuja and welcome aboard. Regards Apache CarbonData PMC

Invite Bo Xu as new release manager . Re: [ANNOUNCE] Bo Xu as new PMC for Apache CarbonData

2023-10-18 Thread Liang Chen
Dear community I would like to propose Bo xu as new PMC to take charge of next new release. Regards Liang Liang Chen 于2023年4月24日周一 20:57写道: > *Hi * > > > *We are pleased to announce that Bo Xu as new PMC for Apache CarbonData.* > > > *Congrats to **Bo Xu**!* > > > *Apache CarbonData PMC* >

Re: Correct way to ramp up on Carbondata

2022-05-12 Thread Liang Chen
Hi First, i suggest that you can install one IntelliJ IDEA to run these examples : https://github.com/apache/carbondata/tree/master/examples/spark/src/main/scala/org/apache/carbondata/benchmark Second : the below is my test script , please take it as reference: carbon_jar=./carbonlib/$(ls -1

[ANNOUNCE] Brijoo as new PMC for Apache CarbonData

2022-09-24 Thread Liang Chen
Hi We are pleased to announce that Brijoo as new PMC for Apache CarbonData. Congrats to Brijool! Apache CarbonData PMC

[ANNOUNCE] Bo Xu as new PMC for Apache CarbonData

2023-04-24 Thread Liang Chen
*Hi * *We are pleased to announce that Bo Xu as new PMC for Apache CarbonData.* *Congrats to **Bo Xu**!* *Apache CarbonData PMC*

Discussion : the Jenkins CI of ASF is not working well , any suggestion ? we need to change a new free CI

2023-04-06 Thread Liang Chen
Dear The Jenkins CI of ASF is not working well , any suggestion ? we need to change a new free CI

How a DBS Data Platform Drives Real-time Insights & Analytics using Apache CarbonData:

2023-02-12 Thread Liang Chen
Dear How a DBS Data Platform Drives Real-time Insights & Analytics using Apache CarbonData: Please find the link : https://www.youtube.com/watch?v=cDYkmwMoCEA=1779s Regards Liang

[ANNOUNCE] Apache CarbonData 2.3.1 Released

2023-11-25 Thread Liang Chen
Hi All, The Apache CarbonData PMC team is happy to announce the release of Apache CarbonData version 2.3.1 This release improved the below issues: - Fixed performance issues by changing index id - Fixed Secondary Index till segment level with SI as datamap, make Secondary Index as

[VOTE] Apache CarbonData 2.3.1-rc1 release

2023-11-20 Thread Liang Chen
Hi I submit the Apache CarbonData 2.3.1 (RC1) to your vote. 1. Key features of this release are highlighted as below.. - Fixed performance issues by changing index id. - Fixed Secondary Index till segment level with SI as datamap, make Secondary Index as a