All posts by Keshav Murthy

Keshav Murthy is a Senior Director at Couchbase of N1QL R&D. Previously, he was a Senior Director at MapR, Senior Architect for IBM, with more than 20 years experience in database design & development. He lead the SQL and NoSQL R&D team at IBM Informix. He has received two President's Club awards at Couchbase, two Outstanding Technical Achievement Awards at IBM. Keshav has a bachelors degree in Computer Science and Engineering from the University of Mysore, India, holds eight US patents and invented databases for systems of engagement.

TPCx-IoT benchmark with Cisco & Couchbase.

The Internet of Things (IoT) application brings a new dimension to the database workload.  What makes IoT click is the availability of data from the edge devices at the gateways, servers for instant analysis, rollups, etc.  Data generated is heterogeneous...

/ August 4, 2018

Joining JSON: Comparing Couchbase N1QL & MongoDB

As NoSQL databases evolved, each added higher level APIs or languages to help programmers to complex things easily. SQL, having done that for relational data, showed the way. In SQL, developers say WHAT needs to be done and the database...

/ July 11, 2018

A Guide to N1QL features in Couchbase 5.5: Special Edition

N1QL was first released with Couchbase 4.0 in the fall of 2015.  After two and a half years, it’s great to release Couchbase 5.5 and this N1QL 5.5 feature booklet with it at the New York Couchbase Connect. This special...

/ May 10, 2018

Divide and Conquer: Couchbase GSI Index partitioning.

In Couchbase, data is always partitioned using the consistent hash value of the document key into vbukets which are stored on the data nodes.  Couchbase Global Secondary Index (GSI) abstracts the indexing operations and runs as a distinct service within...

/ April 11, 2018

Develop with Agility, Develop at any Scale with Couchbase on Cisco UCS

Author’s note: This excerpt from the Couchbase on Cisco UCS® solution brief is published on behalf of Cisco. Full solution brief for Couchbase on Cisco UCS® is available later in this blog. As the world migrates to a digital economy, businesses are...

/ February 16, 2018

Using Google Artificial Intelligence Services in Couchbase N1QL

“If you’re not using deep learning, you should be.” – Jeff Dean, Google Fellow. Google has started out with a mission to empower everything and everyone with Artificial Intelligence (A.I.).  It has open-sourced Tensorflow and supporting libraries to enable developers...

/ February 10, 2018

Couchbase for Oracle developers — Part 3 : Database Objects

Here’s the home page for the series: https://blog.couchbase.com/couchbase-oracle-developers-part-1-overview/ Oracle DBAs work with clusters, machines, storage systems, disks, etc. Oracle developers and their applications work with databases, tables, rows, columns, partitions, users, data types within the Oracle database system.  Let’s compare and...

/ January 27, 2018

Couchbase for Oracle Developers – Part 2 : Architecture

Back in November, Raju Suravarjjala, (Sr. Director, Couchbase QE & Performance) and I  presented “Mindmap: Oracle to Couchbase For Developers”. You can see the slide deck here: http://bit.ly/2mPdJfo. Overview article for the series is at is at https://blog.couchbase.com/couchbase-oracle-developers-part-1-overview/  This series is written in...

/ January 22, 2018

Couchbase for Oracle Developers – Part 1 : Overview

Back in November, Raju Suravarjjala,(Sr. Director, Couchbase QE & Performance) and I  presented “Mindmap: Oracle to Couchbase For Developers”. You can see the slide deck here: http://bit.ly/2mPdJfo. Overview article for the series is at is at https://blog.couchbase.com/couchbase-oracle-developers-part-1-overview/  This series is written in collaboration...

/ January 17, 2018

Database Pagination: Using OFFSET and Keyset in N1QL.

Read the pagination background in my previous article: https://blog.couchbase.com/optimizing-database-pagination-using-couchbase-n1ql/ Pagination is the task of dividing the potential result into pages and retrieving the required pages, one by one on demand.  Using OFFSET and LIMIT is the easy way to write...

/ January 11, 2018