Motivation for the post came from a friend who was having trouble finding way to use Drill with JSON Data source. So here comes a… Read More »Apache Drill – Executing sample SQL Queries on JSON Data
The last post here was on integrating Hive 0.11.0 with HBase 0.94.2. But because of issue HIVE-4515 currently we are not able to query HBase… Read More »Integrating Hive 0.9.0 with HBase 0.94.3 – Identifying root cause for RuntimeException: Error while reading from task log url
There is a cool post here on Apache wiki : HBase Hive integration .This post is a simplified compilation of the same. Hive: 0.11.0 HBase:… Read More »HBase Hive integration – Querying HBase via Hive
What is a Logical Plan? Apache Drill creates two intermediate plans for its execution – The Logical plan & the Physical plan. The incoming query… Read More »Understanding Apache Drill Logical Plan
The post talks about two exceptions I came across while trying to implement new Drill Functions. I would keep updating the list as i come… Read More »Few exceptions and solutions while implementing new drill functions
This is a compiled version of my lessons from Apache Drill Contribution. Hope its helpful for beginners. Cheers.\m/ This is a crisp post on contributing… Read More »How to contribute to Apache Drill : Implementing Drill Math Functions
Apache Drill by Apache Foundation is the first open source implementation of the Google’s Dremel paper for interactive query processing. Apache Drill provides low latency ad-hoc… Read More »What is Apache Drill
Apache Drill currently provides us an SQLLINE prompt where we can fire a lot of sql queries and see drill in action. Currently the parser… Read More »Debugging Apache Drill Sqlline-Query with Java remote debugging
Apache Drill is an Incubation project that is the first open source implementation of Google’s Dremel. It focusses on Interactive analysis of large scale datasets.… Read More »How to build/install Apache Drill on Ubuntu 13.04
Apache Hive is an open source project under Apache, actually developed by Facebook. Hive is an SQL data warehouse for Apache Hadoop. Hive makes working… Read More »Apache Hive micro guide