Introduction to Delta Lake: In today’s world, organizations generate terabytes to petabytes of data daily. This data usually lands in data lakes built on cloud storage systems such as Amazon S3, Azure Data Lake Storage, […]
Category: Big Data
Databricks
Databricks Certified Data Engineer Professional Exam
Introduction The Databricks Certified Data Engineer Professional certification validates a candidate’s ability to perform advanced data engineering tasks using the Databricks platform and its associated tools like Apache Spark™, Delta Lake, MLflow, […]
Databricks
Ignore PySpark, Regret Later: Databricks Skill That Pays Off
“If only I had started learning PySpark earlier…”This is the sentence I’ve heard most from junior developers, data analysts, and even experienced engineers trying to get into Databricks. If you’re […]
Databricks
Databricks Interview Questions for Data Engineers
Are you preparing for a Databricks interview and want to go beyond theory? Most job interviews today focus on real-world experience — not just definitions. In this post, I’ll walk you through actual scenario-based Databricks […]
Databricks
VACUUM in Databricks: Cleaning or Killing Your Data?
A thought-provoking exploration of Delta Lake’s VACUUM command. its purpose, risks, and how to use it wisely in modern data pipelines. 📒 Agenda Introduction What is VACUUM in Delta Lake? What Was […]
Databricks
Stream-Stream Joins with Watermarks in Databricks Using Apache Spark
Learn how to build a scalable real-time data pipeline in Databricks by joining two Kafka streams using Apache Spark Structured Streaming and watermarks. This guide includes a hands-on use case, full PySpark code, and key […]
Snowflake
Real-World Use Cases of Snowflake in Retail, Finance, and Healthcare
Introduction In today’s world, data is everywhere. Like when we shop online, when banks take care of our money, or when hospitals check our health — all of that uses […]
Airflow
Apache Airflow Explained: Workflow Orchestration for Beginners and Experts
In today’s data-driven world, managing complex workflows isn’t just a backend task — it’s a critical skill for building fast, reliable, and scalable systems. If you’ve ever scheduled a script […]
Databricks
Why Every Data Engineer Should Learn Databricks in 2025
Introduction If you’ve been learning or working in data, chances are you’ve heard the name Databricks floating around. Maybe someone mentioned it during a college project, or maybe it popped up in […]
Databricks
2025 DLT Update: Intelligent, Fully Governed Data Pipelines
In 2025, Databricks has taken a big step forward by updating Delta Live Tables (DLT) to make data pipelines smarter, faster, and fully governed. This update helps data teams build trusted pipelines […]