Category: Uncategorized

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...

/ December 11, 2018

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...

/ December 9, 2018

Performance Certification of Couchbase Autonomous Operator on Kubernetes

At Couchbase we take performance very seriously, and with the launch of our new product, Couchbase Autonomous Operator 1.0, we wanted to make sure it’s Enterprise-grade and production ready for customers. In this blog post we will discuss the detailed...

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
RecyclerViews

Tutorial: RecyclerView with Couchbase Lite as Data Source in Android

The RecyclerView widget is a popular option on the Android platform for efficiently displaying dynamic data collections .Couchbase Lite 2.0 is a powerful NoSQL embedded data store for iOS, Android and .Net Mobile Platforms. In this post, we introduce a...

Tutorial : Using the Query API with a Prebuilt Couchbase Lite 2.0 Database in an iOS App

Couchbase Lite 2.0 is a powerful NoSQL embedded data store for iOS, Android and .Net Mobile Platforms. In an earlier tutorial, we explored the basics of Database and Document CRUD operations using Couchbase Lite within your swift app. In addition...

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Xcode Playground for Exploring Query API in Couchbase Lite 2.0

This post is a step-by-step guide for using an Xcode Playground for exploring the new querying API in Couchbase Mobile 2.0. The Couchbase Lite 2.0 Release introduces a simplified query API based on N1QL, Couchbase’s declarative query language that extends...

Understanding Index Grouping And Aggregation in Couchbase N1QL Query

Couchbase N1QL is a modern query processing engine designed to provide SQL for JSON on distributed data with a flexible data model. Modern databases are deployed on massive clusters. Using JSON provides a flexible data mode. N1QL supports enhanced SQL...

/ 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...

star wars cockpit hyperspace by Jedimentat44 licensed through Creative Commons https://www.flickr.com/photos/jedimentat/7557276684

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.