Category: Couchbase Server
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...
Keshav Murthy
April 11, 2018
Building an Observation Deck
A distributed system is one in which the failure of a computer you didn’t even know existed can render your own computer unusable. – Leslie Lamport, 1987 While those prescient words were uttered in 1987, it remains the case in...
Matt Ingenthron, Senior Director, SDK Engineering, Couchbase
April 10, 2018
Response Time Observability with the Java SDK
Previous blogs gave a better understanding on how our approach to Real Time Observability (RTO) in general helps troubleshooting distributed systems and why we chose OpenTracing as a foundation and public API. If you haven’t already, you can check out...
Michael Nitschinger
April 9, 2018
What OpenTracing Is and Why It’s Important
We have previously discussed why system observability is important in distributed systems and the challenges that it can help to overcome – if you missed it, you can see Matt Ingenthron’s introduction to the problem here. Next, we will discuss why...
Mike Goldsmith, Senior SDK Engineer, Couchbase
April 9, 2018
Authentication With X.509 Certificates
Data security is an important aspect of every modern data platform. With micro-service based architectures becoming more of a common pattern across every high-scale app, existing password based authentication mechanisms for user authentication is hard to manage at scale, let...
Perry Krug
April 4, 2018
Understanding Index Grouping And Aggregation in Couchbase N1QL Query
Couchbase N1QL is a modern query processing engine designed to provide aggregate SQL for JSON by index on distributed data with a flexible data model. Modern databases are deployed on massive clusters. Using JSON provides a flexible data mode. N1QL...
Sitaram Vemulapalli
April 3, 2018
Define Your Own Durability Requirements in Couchbase with the SDKs
As a Developer Advocate at Couchbase, I go to many events and interact with a great deal of developers. When talking about Couchbase, I get a lot of questions around the durability of data that is being created. For example,...
Nic Raboy, Developer Advocate, Couchbase
April 3, 2018
Auto-FailOver Features in Couchbase Server 5.5
Couchbase further improves high availability for mission-critical deployments and reduces operator intervention. Couchbase enhances the detection of common disk failures and automatically fails over the node with bad disks saving operators time and energy. It also handles multiple server failures...
Developing a Bitcoin Cryptocurrency Application with Node.js and NoSQL
I’ve been following cryptocurrency-related subjects such as Bitcoin for a few months now and I’m very fascinated with everything that has been going on. As a web application developer, one topic that I’ve been particularly interested in learning more about...
Nic Raboy, Developer Advocate, Couchbase
March 28, 2018
Geospatial Search With ASP.NET Core, Aurelia, Google Maps
Geospatial search is now fully supported in Couchbase Server 5.5. Check out the Couchbase Server 5.5 announcement, and download the developer build for free right now. In this post, I’m going to demonstrate the geospatial capabilities of Couchbase Full Text...
Matthew Groves
March 23, 2018
IPv6 Galore With Couchbase
Every single device on the internet, whether it be a laptop computer, cell phone, camera, or even your TV has an IP address. The total number of Internet Protocol version 4 (IPv4) addresses is over 4 billion, which is far...
Perry Krug
March 22, 2018
Geospatial queries: Using Python to search cities
Using Python we are creating a tool that will use geospatial queries with Couchbase REST API and Couchbase Full Text Search, which will help us in searching a database of cities.
Laura Czajkowski, Developer Community Manager, Couchbase
March 22, 2018