Category: Application Design

Bay farm island, Alameda, California

Arrays in JSON: Modeling, Querying and Indexing Performance

Array is THE difference between the relational model and the JSON model.   — Gerald Sangudi Abstract JSON array gives you flexibility in the type of elements,  number of elements, size of the elements, and the depth of the elements.  This...

/ August 4, 2020

Video Contribution Network Performance Monitoring using Time Series Data in Couchbase

Context Time series Data is collection of metrics or quantities that are gathered over even interval in time and ordered chronologically. There is a potential for co-relation between the observations at different time periods. The time interval at which data...

/ July 28, 2020

Refactoring Spring Microservices application to work with Couchbase

I’m a big fan of online learning platforms, such as Udemy. For the price of a bottle of wine you could learn pretty much anything, from psychology and Thai cooking to programming languages, operating systems and IT certifications.  Recently, I...

Elasticsearch Connector in Action

Using Elasticsearch Connector with Ingest Node Pipeline

Recently, as I was exploring our documentation to acquaint myself with the capabilities of Elasticsearch Connector 4.2, I came across a configuration called Pipeline. I was curious to explore and understand what it means and what purpose does this solve....

/ July 22, 2020

FIRST CLASS SQL for FULL-TEXT SEARCH

Over time, the database industry has realized full-text search and SQL are two sides of the same coin.  Text search needs further query processing, query processing needs text search to efficiently filter for text patterns.   The SQL databases have added...

/ July 7, 2020

Example Architectures for Data Intensive Applications.

…a drawing should have no unnecessary lines and a machine no unnecessary parts.  —William Strunk Jr., Elements of Style In the book Designing Data-Intensive Applications: The Big Ideas Behind Reliable, Scalable, and Maintainable Systems, Martin Kleppmann has written about traits...

/ June 14, 2020

Implement FHIR REST server with Couchbase

This is a follow up to my previous post that covered the topic of FHIR Data Model with Couchbase N1QL. In this blog, I will discuss the topic of how to implement the FHIR Search REST API Server over the...

/ June 8, 2020
Eventing small scripts

Couchbase Eventing: small scripts that solve big problems

Eventing Simple Yet Powerful: Eventing allows small scripts to overcome hard to solve problems. If you are familiar with both Couchbase and Eventing please feel free to skip the brief overview and skip ahead to the examples. Overview: First off, let’s...

Prague Astronomical Clock

Implementing a robust portable cron like scheduler via Couchbase Eventing (Part 1)

This is the first of a multi-part series to leverage the Couchbase Eventing Service to run multiple scheduled tasks at specific recurring intervals in a cron like fashion completely inside the database without requiring additional infrastructure via a single general-purpose...

Time Series

The Series on Time Series (in Couchbase): Episode 1

What Is This About So, you have a time series use case?  So do I, and this blog article is the proof of it. When I learn about a new subject, I like using the method of loci to memorize...