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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.

Learning more

158 questions
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Kylin Web UI and HBase Web UI on Docker does not work properly (Ubuntu 18)

I installed kylin on docker with this command docker pull apachekylin/apache-kylin-standalone:3.0.0-alpha2 and it was fine. And then I ran docker run -d \ -m 8G \ -p 7070:7070 \ -p 8088:8088 \ -p 50070:50070 \ -p 8032:8032 \ -p 8042:8042 \ …
Marco Antonio Bet
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Kylin start fail java.lang.IllegalArgumentException: Failed to find metadata store by url: kylin_metadata@hbase

I install kylin by https://github.com/cas-packone/ambari-kylin-service/ 2020-01-13 01:52:16,673 INFO [main] utils.Compatibility:41 : Running in ZooKeeper 3.4.x compatibility mode 2020-01-13 01:52:16,710 INFO [main] imps.CuratorFrameworkImpl:284 :…
wyx
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An error was reported during the start of kylin

My CDH version is 5.16.1. Hive, hbase, spark, and yarn are all default versions. There is no manual upgrade. These components are functioning normally. The version of kylin I am using is 2.5, with environment variables configured. Tested the…
tim Obama
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Apache Kylin without Hadoop/Hive

I'm using Snowflake as my DWH and Spark for my ETL and I don't have Hive tables. Is there an option to use Apache Kylin without the Hadoop ecosystem?
raul7
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Unable to create a grouping in Apache Kylin

Hello I am running Apache Kylin apachekylin/apache-kylin-standalone:3.0.0-alpha2 Docker image I started out by creating two Hive tables one to record store sales and one consisting of store metadata CREATE TABLE IF NOT EXISTS STORESALES ( id…
pu239ppy
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Empty query result in Kylin Derived dimension

I’m using Apache Kylin, version: apache-kylin-2.6.2-bin-hadoop3/ In Insight query, I find the derived dimension column always returns an empty result. But using the same SQL in Hive shows that the column has data. Here is the SQL I'm trying: SELECT…
9r3y
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I'm having a error while building a Cube in Apache Kylin

See the Logs in the Step one: java.io.IOException: OS command error exit with return code: 127, error message: Logging initialized using configuration in…
Jefferson Marchetti Ferreira
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How to know Cube build have finished

I am using Kylin REST API to submit Cube build request, Kylin will build the cube asynchronously, I would ask how to know that the Cube build request has been finished?
Tom
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How to describe an OLAP cube to Mondrian

does anyone have a working example of Mondrian connected to Kylin? I would like also to know if there are tools which are able to build the XML OLAP cube description in an automatic fashion.
ozw1z5rd
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User not found Error in Ranger Kylin plugin integration

I am working on Ranger Kylin plugin installation. And I have completed the plugin installation. Ranger is showing Kylin services and policy on its web page. Ranger admin UI is successfully connected with kylin and policy cache json file in…
Bharat Bhushan
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can kylin install on ubuntu (no hdfs) on machine1 connect to Hbase and Hive on another machine?

I have kylin installed on ubuntu on machine1 no hdfs and hive ,hbase on machine2 ,is connectivity possible between Kylin , hive and hbase ? if yes please let me know how ? THanks, Rahul S
rahul sanadhya
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Apache kylin and PostgreSQL

I’m a student and i’m working on my last year project, the project is about Data warhousing, BI, etc... So Im asked to work with Apache Kylin I did some researchs about it, learned some And I looked for if it is possible to use a PostgreSQL as Data…
Khalil Mejdi
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Unable to read HiveServer2 configs from ZooKeeper

I use HDP3.1. And I Ambari to deploy hadoop cluster and hive. After deployed, I can run hive in shell successfully. And then I deploy Apache Kylin2.6, it can sync hive table. But when I build the cube, I got the following error: java.io.IOException:…
shenlang
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Apache Kylin Cube Building fails (When using mysql JDBC connector)

Apache kylin fails with a MySQLSyntaxErrorException even though the tables which are marked as non existing in the error log exists. Cube build fails in first step "SQoop to flat hive table" I am using Apache Kylin 2.5 in cloudera cdh 5.7 sandbox…
Nissanka Seneviratne
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I get error "Failed to create /kylin. Please make sure the user has right to access /kylin" on starting kylin

Whole error is Retrieving hadoop conf dir... KYLIN_HOME is set to /data/kylin Error: JAVA_HOME is not set and could not be found. Failed to create /kylin. Please make sure the user has right to access /kylin I have set JAVA Home and path too but it…
rohit
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