Tag: SQL

FHIR Data Model with Couchbase N1QL

Couchbase is a JSON database that has now become an alternative to the traditional RDBMS. It has achieved this, not only by providing the industry leading Key Value store and the same query and ACID translation capabilities that organizations have...

/ April 25, 2020

Introduction to Couchbase for MongoDB Developers and Experts.

Six thousand years ago, the Sumerians invented writing for transaction processing — Gray & Reuter By any measure, MongoDB is a popular document-oriented JSON database. In the last dozen years, it has grown from its humble beginnings of a single...

/ April 25, 2020

How To Manage Time-To-Live (TTL) Documents with Couchbase N1QL

There is one feature that I wish had existed with RDBMS, and that is the built in support for setting a Time-To-Live value for the data records. In NoSQL databases, the support of TTL is very common. NoSQL databases were...

/ April 14, 2020

Couchbase for Oracle Developers – Part 4 : Data types

Link to the series home page: https://blog.couchbase.com/couchbase-oracle-developers-part-1-overview/ As part of data remodeling, while moving from the relational model to the JSON model, you’ll have to consider the data type mapping. In Oracle, you’ll have to create and declare the types...

/ March 25, 2020

SQL to NoSQL – 7 Metrics to Compare Query Language

Organizations who want to take advantage of the many benefits of NoSQL document databases, often find that they have two challenges: How to convert their RDBMS schemas to leverage the schema-less document model. Learn a new API/Query  to access the...

/ March 6, 2020

Infosys Completes “OpenHack” Solution Development Program with Couchbase

Couchbase is expanding its partnerships with industry-leading global systems integrators and regional solution providers.  Through these partnerships, Couchbase’s unique capabilities can be delivered to our global footprint of enterprise customers. We collaborate closely with our Strategic Alliance partner Infosys to...

Analytics Explain Plan – Part 1

Co-author:  Till Westmann,  Senior Director, Engineering Introduction Couchbase Analytics is the “newest kid on the block” amongst all the services available in Couchbase Server. The new service is providing rapid time to insight in many use cases like ship to...

It’s SQL. Again.

[crayon-5ed14c36641b1330265187/] [crayon-5ed14c36641b6989612023/] — In the spirit of Alexander Pope and Sir John Squire.

/ August 31, 2019

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