Background data sync with Couchbase Mobile on iOS: Tutorial
One of the key features of Couchbase Mobile data platform is the ability to sync data across the Couchbase Lite enabled mobile clients and the Sync Gateway. The ability to run apps in the background is typical in the mobile...
Announcing Couchbase Server 6.0 with Analytics
We are proud to announce that Couchbase Server 6.0 is now available, with the central theme of helping reduce the time to insight from enterprise applications. As part of this release, Couchbase Analytics service is now officially available. After two...
NDP Episode #26: Chris Anderson on ACID and RAFT in FaunaDb
FaunaDb is the focus of the latest episode of The NoSQL Database Podcast. Chris Anderson joins as the special guest to talk about RAFT and ACID in a NoSQL database. The previous episode of the podcast was Nathan Voxland on...
Searching JSON: comparing text search in Couchbase and MongoDB.
“Apps without search is like Google homepage without the search bar.” It’s hard to design an app without a good search. These days, it’s also hard to find a database without a built-in search. MySQL to NoSQL, Sybase to Couchbase,...
Exploring RxJava – Wrapping a Listener Callback
In this post, I’ll show how to convert a callback-based listener style API to a reactive one with RxJava 2. Contents Introduction Objective Getting Started Creating a Source Listing: BasicSource.java Listing: UnboundSource.java Converting to an Observable Listing: Observables.java Instantiation and...
Meeting data protection needs for Couchbase Data Platform
In the world where data is the currency, backup & recovery for a database is as essential as any other defining parameter such as consistency or performance because the customers cannot afford data loss under any circumstance. Couchbase offers a...
Navigating Kubernetes Vulnerabilities with the Autonomous Operator
The first critical vulnerability in the Kubernetes container orchestration platform was disclosed earlier this month. This vulnerability affects all versions of Kubernetes greater than 1.0.0. It also affects RedHat OpenShift platform versions greater than 3.0.0. In this post we look...
Deep Dive Into Our Test Framework Built For Certifying Couchbase Autonomous Operator On Azure AKS
Our goal on the Couchbase Kubernetes testing team is to rigorously test the Autonomous Operator (AO) and certify the underlying Couchbase Server clusters that the AO manages. We test the AO for proper creation, management, and failure recovery of the...
JSON to Insights: Nobel Prize Winners dataset.
Nobel prizes are announced over a week in October and the award ceremony is today, December 10th (“It’s already tomorrow in Australia”). There is an interesting story of the how C. V. Raman (of Raman effect) booked his ticket to...
JSON to Insights: Analyzing US healthcare Data.
“Nothing is certain except for death and taxes.” This isn’t a dataset made with a bed of roses or manicured green grass. A bit more serious. Let’s see if we can quickly learn anything here. The dataset is the following. “name”...
JSON to Insights: Fast and Easy
Co-author: Sitaram Vemulapalli, Principal Engineer, Couchbase R&D. “The answer my friend is hiding in JSON” – Bob Dylan There are a lot of public JSON datasets and then is awesome JSON datasets. Every company, including yours, has stored a lot of...