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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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use kafka to start Kylin Stream

When I use kafka to start Kylin Stream,I got the following exception as picture,hope someone can help me ,thanks very much:enter image description here
Jun Pan
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Apache Kylin Hive table schema require Streaming cluster settings

I created Hive table over my HBase table CREATE EXTERNAL TABLE test(key string, value string, value1 string) STORED BY 'org.apache.hadoop.hive.hbase.HBaseStorageHandler' WITH SERDEPROPERTIES ("hbase.columns.mapping" = ":key, g:array,…
Pavel.Solovyenko
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Kylin build error on Step 7 Build Base Cuboid

Im trying follow instruction on this link to create sample cube. Build failed on step 7 with following error message. Any help is appreciated EMR: 5.4.0 Hbase: 1.3.0 kylin: 2.0.0 java.lang.IllegalArgumentException: Map input splits are 0 bytes,…
vikrame
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Apache Kylin: Cube build failed at step 3

I'm trying to build an Apache Kylin cube, but failed at step 3 with following log msg: java.lang.RuntimeException: java.io.IOException: NoSuchObjectException(message:default.kylin_intermediate_t3cube_47ec8760_55ce_445d_a91b_0c33957690bf table not…
chenju
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ways for getting incremental data into apache kylin from hive?

Anybody knows about,what are the different ways for getting incremental data from hive into apache kylin fact and dimension tables? please suggest me....I tried a lot lot.But my curl command not able to get hive fact table incremental data into…
user6608138
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Kylin Cube build is failing at #18 Step Name: Build Cube

I am trying to build kylin cube, but all my kylin cubes are failing at same stage: #18 Step Name: Build Cube I have gone through the application logs: log4j:ERROR setFile(null,true) call failed. java.io.FileNotFoundException:…
user6608138
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Kylin build is failed at 3rd step

I am new to Kylin,I create kylin model and cube by following url, http://kylin.apache.org/ initially it is successfull,again i created new cube for the same model,at that time cube build is failed at 3rd step as, #3 Step Name: Extract Fact Table…
user6608138
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Kylin is giving Column 'STATE_NAME' not found in any table

I followed kylin tutorial and able to create kylin model and kylin cube successfully.Kylin cube build is also completed successfully. I create one fact table as, create table sales_fact(product_id int,state_id int,location_id string,sales_count…
user6608138
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Getting “NoSuchMethodError: org.apache.hadoop.mapreduce.Job.setJar” error when building sample Kylin cube

I am trying to setup Kylin 1.6 on my cloudera cluster(5.9). Setup was successful but when i am trying to build sample cube i am getting this error org.apache.kylin.job.exception.ExecuteException: org.apache.kylin.job.exception.ExecuteException:…
Abhhay Naik
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Problems with deploying apache kylin

I am new to apache-kylin,and currently I am deploying kylin on Vmware Worksation.I met some problems when it started.Then I check the log file,here is part of what it shows: Error creating bean with name 'aclService': Invocation of init method…
dong
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Problems with Apache Kylin and Hive-JDBC-Storage-Handler when build Cube

Now Im using Hive-JDBC-Storage-Handler to create table on Hive: Reference: https://github.com/qubole/Hive-JDBC-Storage-Handler Hadoop Info: - Hadoop 2.7.3 - Hive 1.2.1 Schema: CREATE EXTERNAL TABLE tbl_google_stats_adgroups_summary ( …
Phong Pham
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Apache Kylin - Cube build errors

I am trying to build a simple cube in Apache Kylin. This has two dimensions and a measure. The dimensions have only a single level hierarchy. However when i run the build cube, i keep getting the error java.lang.NullPointerException at…
Balaji Krishnan
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How to start Apache Kylin?

I am trying to install apache kylin 1.5.4.1,I am following this URL: http://kylin.apache.org/docs15/install/index.html while starting the server i am getting like this, $kylin.sh start KYLIN_HOME is set to /usr/local/kylin cat: /usr/local/kyli: No…
user6608138
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Apache Kylin - null value measures become zeros?

I'm trying to build a Kylin Cube that will get me the Average of a SmallInt nullable column Col1. I expect any null value to not be counted towards this average. When I work on my table in Hive this is exactly the result that I'm getting when…
Itay
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Apache kylin cube fails "no counters for job"

using kylin 1.5.4, when i build the cube it fails at step 3 , log says "no counter for job". It's not fetching cardinality of hive table as well. When i create a model or cube it throws failed to take action error, but when i close the json page,…
user3837299
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