Ayadi Tahar | Data Engineering

Master the Basics of Hbase CRUD Operations and Data Manipulations

Publish Date: 2022-09-14   10 min read

Master the Basics of Hbase CRUD Operations and Data Manipulations

In columnar Databases, a table is a collection of rows. but what makes a difference is that the row is a key value pair where the key is the primary identifier for the record. while the value is one or more of column families, which is collection of columns that contain one or more columns or...

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Learn CRUD Operations on Elasticsearch using Kibana

Publish Date: 2022-09-19   36 min read

Learn CRUD Operations on Elasticsearch using Kibana

Whether you have structured or unstructured text, numerical data, or geospatial data, Elasticsearch efficiently stores and indexes it in a way that supports fast searches. In our article today , we will learn how to perform CRUD operations on Elasticsearch which include create indexes , insert...

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First taste of Document Databases with MongoDB - V2

Publish Date: 2022-09-22   20 min read

First taste of Document Databases with  MongoDB - V2

MongoDB classified as a NoSQL document database with the scalability and flexibility that developers require for querying and indexing most complex data applications at any scale. MongoDB stores data in flexible, JSON-like documents with optional schemas (schema-less), meaning fields can vary from...

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Introduction to CRUD Operations in Neo4j with Cypher

Publish Date: 2022-10-01   14 min read

Introduction to CRUD Operations in Neo4j with Cypher

Neo4j is a very popular, widely-used No-SQL graph database. In our article today, we are going to learn how to install neo4j, and we will demonstrate on how to apply CRUD operations in Neo4j with SET, Remove, Delete and Merge (Create and MATCH) clauses using CQL language . Download and installation...

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What is a Data Lake ?

Publish Date: 2026-07-12   7 min read

What is a Data Lake ?

A data lake is a central repository where you can hold and store all your data in its native format, until it’s needed for analytic applications — from dashboards and visualizations to big-data processing, real-time analytics, and machine learning — in order to guide better...

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