Home » NoSQL

Tag Archives: NoSQL

Cloud Bigtable – Write and Retrieval

This is a quick write up based on a few days of experimentation with Cloud Bigtable, with the following objectives: 1. Using an emulator for local development 2. A high level schema design with retrieval patterns in mind 3. Finding records Emulator Cloud Bigtable emulator provides a way to test the Bigtable functionality locally.  Setting up the emulator is easy and is ...

Read More »

Scylla DB vs Apache Cassandra Overview


1. Introduction In this article, let’s take a quick look at the similarities and differences between two NoSql databases, ScyllaDB and Apache Cassandra DB. 2. What’s Scylla DB? Scylla DB is a NoSQL database written in C++ and is Apache Cassandra’s drop-in replacement database. ScyllaDB provides low latency and high throughput at a fraction of the cost of other NoSQL ...

Read More »

Data modeling is everything

Everyone is aware of relation data modeling and it has served industry for long time but as data pressure increased relation data modeling that is based on  Edgar_F._Codd rules are not scaling well.  Those rules were based on hardware limit in 1970s and RDMS database took all that stuff and build database that was good fit based on hardware limit ...

Read More »

Data Modeling in Cassandra

In Relational Data Models, we model relation/table for every object in the domain. In case of Cassandra, this is not exactly the case.This post would elaborate more on what all aspects we need to consider while doing data modelling in Cassandra. Following is the rough overview of Cassandra Data Modeling. As we can see from the diagram above, Conceptual Data ...

Read More »

Top 5 NoSQL Database Programmers Should Learn in 2019

Though it’s not mandatory for a Java or Web developers to learn NoSQL database the world is moving in that direction and both Java and Web developer should be familiar with NoSQL databases. If you are wondering what is NoSQL database means then here is a quick overview. A NoSQL database refers to non SQL, non-relational or not only SQL) ...

Read More »