Tag: nosql

Window functions in Couchbase Analytics

Co-author:  Till Westmann,  Senior Director, Engineering The beta bits for Couchbase 6.5, the upcoming release of Couchbase Server, are now available. The Analytics service, which supports efficient parallel query processing, has added support for support for window functions defined in...

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

N1QL (Query) Basic Order of Execution.

Query syntax is limited. Queries are unlimited. Predicate pushdown, group by pushdown, offset pagination, keyset pagination, join optimization, search optimization, we’ve discussed it all. Still, it’s important to understand the default, simple — albeit slow — execution flow of the...

/ June 8, 2019
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NDP Episode #27: Jason Gilmore on DreamFactory

DreamFactory is the focus of the latest episode of The NoSQL Database Podcast. Jason Gilmore joins as the special guest to talk about using DreamFactory to generate and manage APIs over (among other things) databases. The previous episode of the...

Approaches to Query Optimization in NoSQL.

A man returned home after walking around the globe for eleven years.  Next day, when he told his wife he’s going to the corner store, she asked him: “are you taking the short route or the long one?”. Queries can...

/ May 5, 2019
couchbase mobile 2.5

Couchbase Mobile 2.5 Released

Today we are announcing the general availability of Couchbase Mobile 2.5, our most advanced NoSQL data platform for mobile applications to date. This release builds on the strong architectural foundation that was laid out with the release of Couchbase Mobile...

megafon

Couchbase in Telecom: MegaFon, Russia

Egor Kovalchuk is a deployment manager in MegaFon, one of the largest telecommunication companies in Russia.  His career in telecom spans more than a decade.  Egor’s team is in charge of developing, integrating, and monitoring multiple business systems and applications...

Sync Gateway Cluster on Kubernetes

Deploy Couchbase Sync Gateway Clusters on Kubernetes

The Couchbase Autonomous Operator makes it extremely easy to configure and manage Couchbase Server deployments on kubernetes clusters on public and private clouds. Couchbase Mobile deployments require a Sync Gateway cluster in addition to Couchbase Server clusters. A Sync Gateway...

N1QL: To Query or To Analyze?

Note: This recommendation note was written in collaboration with Till Westmann and Mike Carey, who lead the Couchbase analytics R&D. Couchbase’s Query and Analytics Services both support N1QL (SQL for JSON).  A common question is: “Which service should run my...

/ January 24, 2019