Harshita Chaudhary

@harshita0812

Software Engineer - Data

IndiaJoined August 2022

About

Hii, My name is Harshita Chaudhary, I am a data engineer. I have joined Hashnode to share my day to day learnings with you guys, I like to write tech blogs on the fundamental topics of data engineering in a concise manner adding proper and practical examples.

Happy learning and Keep Querying !!

Available for

I am available for learning, mentoring and freelancing.

Harshita Chaudhary's blogs

PlayWithDataharshita.hashnode.dev19 posts

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Recently published

HCHarshita Chaudharyharshita.hashnode.devFeb 24, 2025 · 2 min read

Create ADLS External Tables in Azure Synapse

Create a Master Key if not present. Why? If a database scoped credential is used, Synapse requires encryption. The Master Key ensures that credentials are securely stored. ✅ Needed only once per database. ✅ Required for setting up authe...

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HCHarshita Chaudharyharshita.hashnode.devSep 24, 2024 · 3 min read

SQL : Store Procedures Versus Functions

SQL stored procedures and functions are versatile tools in SQL that allow users to develop reusable and optimized code for handling intricate database tasks. They allow users to bundle a set of SQL statements into a single, executable unit that can b...

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HCHarshita Chaudharyharshita.hashnode.devMay 30, 2024 · 2 min read

Slowly Changing Dimensions with PySpark and Delta Lake

Slowly Changing Dimensions (SCDs) are a vital concept in data warehousing, particularly in managing data that changes over time. As the entities evolve over time, it’s crucial to track and manage these changes effectively. This is where Slowly Changi...

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HCHarshita Chaudharyharshita.hashnode.devMar 30, 2024 · 3 min read

Databricks Overview

What is Databricks? Databricks, developed by the creators of Spark, offers a comprehensive solution for all data needs. From storage to insights via SparkSQL, visualization with tools like Tableau and PowerBI, to model building with SparkML, it serve...

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HCHarshita Chaudharyharshita.hashnode.devJan 7, 2024 · 3 min read

Delta Lake - Introduction and Architecture

A Delta Lake is not different from a Parquet file with a robust versioning system. It utilizes transaction logs stored in JSON files to maintain a comprehensive change history for the file. This allows us to not only access previous versions but also...

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Harshita Chaudhary

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Harshita Chaudhary's blogs

Recently published

Create ADLS External Tables in Azure Synapse

SQL : Store Procedures Versus Functions

Slowly Changing Dimensions with PySpark and Delta Lake

Databricks Overview

Delta Lake - Introduction and Architecture

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Harshita Chaudhary

About

Available for

Harshita Chaudhary's blogs

Recently published

Create ADLS External Tables in Azure Synapse

SQL : Store Procedures Versus Functions

Slowly Changing Dimensions with PySpark and Delta Lake

Databricks Overview

Delta Lake - Introduction and Architecture