Month: August 2019

Eventing Service Improvements in Couchbase Server 6.5

Eventing Service Improvements in Couchbase Server 6.5

Couchbase Eventing Service provides a framework for writing your own functions to process data change events (create, update, delete/expiry). Couchbase Server 6.5 introduces a set of important improvements to the Eventing Service that enable a lot of new use cases...

Advanced Filtering with XDCR 6.5

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...

Intro to Collections – Dev Preview in Couchbase Server 6.5

Intro to Collections – Dev 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

Understanding Distributed Multi-Document ACID Transactions

Couchbase CTO Ravi Mayuram announced 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. In this blog,...

August 9, 2019
Index Advisor for N1QL Query Statement

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
Advanced UI Statistics in Couchbase Server 6.5

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,...

Intro to Couchbase Transactions Java API [Video]

Intro to Couchbase Transactions Java API [Video]

Today I’m very excited to announce the 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, on...

Node-to-Node Encryption with Couchbase Server 6.5

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...

Couchbase 6.5 – Scan Consistency in Analytics

Couchbase 6.5 – Scan Consistency in Analytics

Since the GA back in Nov 2018, Couchbase Analytics is being used in multiple verticals for rapid time to insight – ad-hoc analysis by a payment provider,  shopping cart analysis by an e-tailer, next gen ticket booking engine by a...

Extend Couchbase Analytics with RapidMiner using CData

Extend Couchbase Analytics with RapidMiner using CData

Extend Couchbase Analytics with RapidMiner using CData This article will guide you through the steps needed to setup the connection from RapidMiner to Couchbase Analytics using the CData JDBC driver for Couchbase. More details regarding this driver can be found...

Managing LDAP groups for external users in 6.5

Managing LDAP groups for external users in 6.5

In the last blog, we described a new feature in Couchbase Server 6.5 called Couchbase groups. In this blog, we will discuss about the new LDAP group capability in Couchbase Server 6.5, along with easy to follow steps to get...

Cost Based Optimizer for Couchbase N1QL (SQL for JSON)

Cost Based Optimizer for Couchbase N1QL (SQL for JSON)

Authors & Engineering Team: Bingjie Miao, Keshav Murthy,  Marco Greco, Prathibha Bisarahalli. Couchbase, Inc.  A rule-based optimizer knows rules for everything and cost for nothing – Oscar Wilde Abstract Couchbase is a distributed JSON database. It provides distributed data processing,...

August 7, 2019