technocratsid

Data Lakehouse: a new paradigm for Modern Data Platforms?

technocratsidSeptember 16, 2020September 16, 2020

Modern Data platforms consider using a data lake over a data warehouse for their storage requirements. However, a data lake lacks in providing support for business intelligence use cases and...

Apache Kafka Java

Spring Boot + Apache Kafka

technocratsidDecember 21, 2019December 22, 2019

This post will guide you to create a simple web application using Spring Boot and Apache Kafka. Apache Kafka is a distributed streaming platform which is well known for moving...

Apache Kafka

Install Kafka on Windows

technocratsidDecember 21, 2019December 21, 2019

This post is a step-by-step guide to install and run Apache Kafka on Windows. Prerequisite The only prerequisite for this setup is JRE. Install Java (Skip if you already have...

Apache Kafka

Install Kafka on macOS

technocratsidDecember 21, 2019December 21, 2019

I really like Homebrew to install stuff on macOS. So in this tutorial I’ll be using Hombrew to install Apache Kafka on macOS. Install Homebrew: Open Terminal, paste the following...

Elasticsearch Java Open Source Projects

Exploring Twitter Data using Elasticseach & Kibana’s Canvas

technocratsidFebruary 25, 2019February 25, 2019

After thinking a lot about what to write next, I stumbled upon a very cool idea. And this is what I thought I should do: Discover something interesting using code...

Miscellaneous

Getting Twitter Consumer API/Access token keys

technocratsidFebruary 24, 2019February 24, 2019

To get Twitter's Consumer API keys and Access token keys you must have a Twitter account. Once your Twitter Account is ready follow the steps below: 1) Go to https://developer.twitter.com/...

Apache Spark Java

Spring Boot + Apache Spark

technocratsidFebruary 2, 2019October 6, 2020

This post will guide you to create a simple web application using Spring Boot and Apache Spark. For the demonstration we are going to build a maven project with Spring...

Elasticsearch

Sort strings alphabetically rather than lexicographically in Elasticsearch?

technocratsidDecember 3, 2018December 3, 2018

Let's say we have a text field "name" in an elasticsearch index with the following values: Siddhant, SIDTECHNOCRAT, and sid. Now follow the conventions mentioned in String Sorting in Elasticsearch, which talks about using...

Elasticsearch

How to create an Elasticsearch 6.4.1 Plugin

technocratsidOctober 28, 2018October 28, 2018

A plugin provides a way to extend or enhance the basic functionality of Elasticsearch without having to fork it from GitHub. Elasticsearch supports a plugin framework which provides many custom...

Elasticsearch

String sorting in Elasticsearch

technocratsidOctober 22, 2018October 22, 2018

We should not sort on analyzed text field instead we should sort on not_analyzed text field. Let's understand this with an example: Index some documents with a text field "name"....