Big Data

doddy.sebastianus

Configure Hue with Oracle RAC in CDH

I would like to share my experience configuring Hue with Oracle RAC. Last year I came across a client who uses Oracle RAC Database as the...

doddy.sebastianus

How to find the actual user who execute a hive query

Recently my client ask me, how can I find the real user who execute a job using hive? When executing a job via hive, if we check the job...

doddy.sebastianus

Increasing HDFS Balancer Performance

The purpose of this article is to document my observation of HDFS Balancer behavior during my work engagement. It is also possible this...

doddy.sebastianus

CDH (Cloudera's Distribution including Apache Hadoop)

Cloudera provides a scalable, flexible, integrated platform that makes it easy to manage rapidly increasing volume and varieties of data...