Category: Couchbase Server

Exercising Control on Quality of Service Using XDCR

XDCR, by design, provides customers the flexibility to tune the number of replications for a given bucket depending on the desired performance. New replication requires streaming all existing documents in the bucket, and, therefore, it exhibits a higher mutation rate...

Introduction To Jepsen Testing At Couchbase

Intro As most of you know, Couchbase is a database that provides users with a range of consistency and fault tolerance options to ensure that the state of their data meet certain criteria or guarantees. Users can specify varying levels...

/ August 9, 2019

Get Started with Couchbase Collections Using the Demo App

Collections are a new feature in Couchbase 6.5. They let you group similar documents within each bucket, just as tables in relational databases collect similar records within each database. Collections will be fully supported in Couchbase 7.0, but you can...

/ August 9, 2019

Advanced Filtering with XDCR 6.5

Customers use XDCR for various use cases from high availability to data locality to disaster recovery to cloud migration and hybrid cloud deployments. To meet these use cases, there are a number of circumstances where they would want to replicate...

Introducing Collections – Developer Preview in Couchbase Server 6.5

Couchbase, a document database, allows great flexibility in storing different types of documents in a single bucket (bucket being the equivalent of a database). There is a frequent need to refer to documents of a similar type together e.g. an...

/ August 9, 2019

Understanding Distributed Multi-document ACID Transactions in Couchbase

Couchbase CTO Ravi Mayuram announced the Beta of Distributed Multi-document ACID Transactions in Couchbase Server 6.5. I highly recommend reading Ravi’s blog which highlights how Couchbase transactions are an innovative union of ACID guarantees with scale, high-availability, performance and flexibility....

/ August 9, 2019

Advanced UI Statistics in Couchbase Server 6.5

Statistics in Couchbase Server has been the source of truth for understanding the performance, monitoring usage, and troubleshooting operations for administrators. In 6.5, we are making some integral updates to the display of stats in the Couchbase Server Web Console,...

Index Advisor for N1QL Query Statement

Overview Index advisor is introduced in Couchbase server 6.5 as a developer preview feature. It targets at providing secondary index recommendation to help DBAs and developers optimize N1QL query performance. This version is rule-based, in which the index candidates will...

/ August 9, 2019

Intro to Couchbase Transactions Java API [Video]

Today I’m very excited to announce the beta release of a project we’ve been beavering away on behind the scenes for some time now: Couchbase Distributed ACID Transactions! This video is a quick guide for you, the busy Java developer,...

Node-to-Node Encryption with Couchbase Server 6.5

With security on everyone’s mind, organizations need to run sensitive workloads under stringent security and compliance standards. Couchbase 6.5 preview brings several new security capabilities, and node-to-node encryption has been a top wish list item for many customers. In this...