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Questions tagged [kylin]

An open source distributed Analytical Engine from eBay to provide SQL interface and multi-dimensional analysis (OLAP) on Hadoop to support TB to PB size analysis.

An open source distributed Analytical Engine from eBay to provide SQL interface and multi-dimensional analysis (OLAP) on Hadoop to support TB to PB size analysis.

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158 questions
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Error when visualize apache kylin data in apache superset

I tried to view apache kylin data with apache superset by an official blog guide, but I met the following error when click "visualize" button after query out result table. I have upgraded kylinpy to latest version. I know the correct sql should be…
user1284795
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Error on check-env.sh installing Apache Kylin on Hortonworks

I'm trying to install Apache Kylin on a Hortonworks Sandbox following the instructions provided on Apache Kylin install. I set up on my .bashrc export KYLIN_HOME='/root/kylin' (inside this folder there are the Kylin Binaries ). In step 3 it say to…
Nadia Bastidas
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Connecting Pentaho BI Server to Kylin

Kylin 2.1.0 is up and running on a Hadoop 2.7.0 cluster with HBase 1.2.6 and Hive 2.1.1 installed. We also have Pentaho BI server 6.1.0.1.196 (mondrian 3.11 and saiku) installed on another machine. We want Pentaho to access cubes created in Kylin…
Priti
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Apache Kylin - no average measure when creating a cube

I'm trying to add an average measure, but I can't find it in the available measures from the following dropdown list : It does seem to be possible if we look at the page 12 from this page…
hoti
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Apache Kylin's fact table is not getting incremental data from hive?

I am working on apache kylin. I am able to getting incremental data from hive dimension tables into kylin using Restful api (using curl command).But my fact table is not getting incremental data from hive, when i am using curl command.If I am doing…
user6608138
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Kylin Sample Cube on Cloudera doesn't work properly

I'm just trying to figure out what's going wrong with my SampleCube, but I don't know how to just find a solution. First of all, I'm using Cloudera, cdh 5.8.0, Hadoop 2.6.0. I have Hive, HBase and so on. I had to download binaries for cdh from…
Bart
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how to refresh apache kylin cubes?

I am able to create kylin cubes and build kylin cubes successfully.Hive is getting incremental data with time intervals.But my kylin cube is not getting that incremental data at regular intervals.we tried kylin refreshment settings using fact table…
user6608138
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Getting java.io.FileNotFoundException: File does not exist: hive-exec-2.1.0.jar error while trying to build cubes for Sample data in Apache Kylin

I installed Apache kylin with following versions of following technologies: - Apache Hadoop: - 2.7.3 Apache Hive: - 2.1.0 Apache Hbase:- 1.2.4 Apache Kylin: - 1.6 I am able to load data in Apache Kylin using sample.sh file given with the setup.…
Tarun Vashisth
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Using Kylin without HDFS and HBase

is it possible to connect Apache Kylin without other databases like Hbase (plus HDFS) in general? So you can store raw data and the cube metadata somewhere else?
Søren
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apache kylin- pivot feature not working

Hi i'm not able to use pivot feature in apache kylin, do i have to enable any property because the kylin documentation says that pivot feature is available in kylin web wizard itself.
user3837299
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Apache kylin: cube creation fails at step 5 - KeyValue size too large

I started useing Apache kylin (version 1.5.3). When creating a cube I get an error at Step 5 'Save Cuboid Statistics'. The log says: java.lang.IllegalArgumentException: KeyValue size too large at…
Søren
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Apache Kylin: query returns error 'null'

I started using Apache kylin (version 1.5.3) and have some problems with an easy query. The query select ft.sid, count(ft.sid) as cs from ( select sid, lid from ft_demo group by lid, sid ) as ft inner join ( …
Søren
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How to make integration between Apache Kylin and Facebook Presto?

How to make integration between Apache Kylin and Facebook Presto and so Apache Kylin can read from Facebook Presto instead of reading from Hive?
Habeeb Shana'a
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Multiple Fact Tables-Kylin

I am aware that Apache Kylin only allows one Fact Table per OLAP cube. Is there a way to analyse a database with multiple Fact Tables using OLAP? Alternatively, Can we query from multiple cubes simultaneously in a single job on Apache…
anishdhiman
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Kylin Context initialization failed

Installed Kylin v1.0 on HDP 2.3 Sandbox, everything is alright but then this error is recorded in the log [localhost-startStop-1]:[2015-09-14…
PRP
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