Category: Uncategorized

Couchbase NoSQL Database

Timestamp-based conflict resolution in XDCR – a QE’s perspective

Introduction Cross Datacenter Replication (XDCR)  is an important core feature of Couchbase that helps users in disaster recovery and data locality. Conflict resolution is an inevitable challenge faced by XDCR when a document is modified in two different locations before...

Couchbase DCP Rollback and How QA Tests Them

Introduction   In this post I will describe how Couchbase QA team goes to great lengths to test Couchbase products, using DCP Rollbacks as an example, and first giving background on what DCP is and what a DCP rollback is....

Diversity makes us stronger – Couchbase values

Over the last few days everyone has been talking about President Trump and the actions he has taken in his first few days in office. One positive consequence of Trump’s recent action on refugees and immigrants is that it has...

/ January 31, 2017

What are the retail lessons we can learn from the festive period?

Nowhere is this truer than in the retail sector, which saw demand rise exponentially and, in some cases, unexpectedly. Ten years ago this might not have presented a problem, as most bricks-and-mortar retailers would have welcomed queues of customers winding...

Couchbase Weekly, January 25 2017

Learn what's latest in the Couchbase Community. Let us know if we missed anything at @couchbasedev, @couchbase or #Couchbase. Highights ​This Week    January 26: Applying N1QL and FTS over machine learning January 24: Couchbase Partner Day January 24: Nuts and Bolts...

Docker 1.13 Management Commands

Docker 1.13 was released yesterday, congratulations! A quick summary of the key features: Compose file to deploy Swarm mode services Improved CLI backwards compatibility Clean-up commands CLI restructured Monitoring and Build improvements Learn more details about these features in this video...

Deploy Docker Compose Services to Swarm

Docker 1.13 introduced a new version of Docker Compose. The main feature of this release is that it allow services defined using Docker Compose files to be directly deployed to Docker Engine enabled with Swarm mode. This enables simplified deployment of multi-container...

Tutorial: Implement Android Push Notifications in your Couchbase Mobile app

  When developing an application, it’s very helpful to use the push and pull replication in continuous mode. Everything is handled by the replicators to make sure your app and Sync Gateway always have the latest documents synced. However, a...

Microservice using AWS Serverless Application Model and Couchbase

Amazon Web Services introduced Serverless Application Model, or SAM, a couple of months ago. It defines simplified syntax for expressing serverless resources. SAM extends AWS CloudFormation to add support for API Gateway, AWS Lambda and Amazon DynamoDB. This blog will show how to...

Starting a Kubernetes 1.5.x cluster

Kubernetes 1.5.0 was released just about a month ago! Key theme for the release are: StatefulSets (ex-PetSets) StatefulSets are beta now (fixes and stabilization) Improved Federation Support New command: kubefed DaemonSets Deployments ConfigMaps Simplified Cluster Deployment Improvements to kubeadm HA Setup for...