Lokendra Singh's top articles
Big Data

Coalesce vs Repartition in Apache Spark
Jun 24, 2025 10.3k 0
Big Data

How Medallion Architecture Transforms Your Data Strategy
Jun 21, 2025 8.5k 0
Big Data

Managed & External Tables in Unity Catalog
Jun 17, 2025 7.5k 0
Big Data

Apache Spark Cluster Mode Deployment
Jun 29, 2025 7.1k 0
Big Data

What is DBT (Data Build Tool)?
Jun 19, 2025 6.4k 0
Big Data

Parquet vs Delta Format: Choosing the Right Data Storage Solution
Jun 25, 2025 5.9k 0
Big Data

Narrow v/s Wide Transformations in pyspark
May 30, 2024 5.3k 0
Python

Apache Airflow: Architecture and Working
Jun 30, 2025 5.2k 0
Big Data

Catalyst Optimizer vs Tungsten Optimizer: Choosing the Right Spark Engine
Jun 27, 2025 5.1k 0
Big Data

Data Skew Problem and Solution in PySpark
Jun 26, 2024 4.9k 0
Big Data

Unity Catalog vs Hive Metastore
Jun 16, 2025 3.9k 0
Python

DuckDB: The Powerful Embedded Database for Analytics
Jun 16, 2024 3.6k 0
Big Data

Understanding Sharding for Scalable Data Systems
Jun 20, 2025 3.3k 0
SQL

Understanding RANK vs DENSE_RANK in SQL
Jun 14, 2024 3.2k 0
Generative AI

Create a Gen AI App Using DeepSeek-R1 model With Langchain And Ollama
Feb 02, 2025 2.8k 0
Big Data

Optimize Big Data Performance with Broadcast Hash Join in PySpark
May 29, 2024 2.5k 0
Java

Understanding the Data Structure Behind HashMap in Java
Jun 20, 2024 2.2k 0
Big Data

Understanding the Difference Between Cache and Persist in Pyspark
Oct 16, 2024 2.2k 0
Python

Multithreading and Multiprocessing in Python
Jul 18, 2024 2.1k 0
Python

Building Web Apps with Streamlit and Python
Jul 10, 2024 1.9k 0
Big Data

What is Databricks Delta Live Tables (DLT)
Aug 28, 2024 1.8k 0
AI

Building Neural Networks from Scratch in Python
Jul 29, 2024 1.7k 0
Java

Understanding Merge Sort by Using the Divide & Conquer Algorithm
Aug 01, 2024 1.7k 0
Python

Understanding @wraps in Python: Preserving Function Metadata
Jul 07, 2024 1.7k 0
Machine Learning

Overfitting and Underfitting in Machine Learning
Jul 26, 2024 1.7k 0
Big Data

Understanding mapPartition in PySpark
Oct 01, 2024 1.7k 0
SQL

Understanding ROW_NUMBER() in SQL Window Functions
Aug 02, 2024 1.6k 0
Big Data

What is Databricks? Why its Gaining Popularity?
Jul 01, 2024 1.5k 0
Python

Working with Dates and Times in Python Using Pendulum
May 30, 2024 1.5k 0
Java

Understanding the Binary Search Algorithm
Aug 06, 2024 1.5k 0
Azure

Securely Managing Secrets with Azure Key Vault and Python
May 15, 2024 1.4k 0
Machine Learning

Machine Learning and Its types
Jul 24, 2024 1.4k 0
Python

Building a RESTful API with Flask and Python
May 28, 2024 1.4k 0
Big Data

working with map and flatMap Transformations in PySpark
Sep 19, 2024 1.4k 0
Big Data

Deep Clone vs Shallow Clone in Databricks
Jun 13, 2025 1.3k 0
Java

Understanding Access Modifiers in Java
Jun 13, 2024 1.3k 0
Azure

Maximizing Big Data Potential with ADLS and PySpark
May 27, 2024 1.3k 0
Python

Explain Multiprocessing in Python
Aug 09, 2024 1.3k 0
Java

QuickSort in Java: A Fast and Efficient Sorting Algorithm
Jul 31, 2024 1.3k 0
Java

Working with Concurrent Hash Map in Java
May 22, 2024 1.2k 0
Tools

Understanding Git and GitHub: What's the Difference
Jun 02, 2024 1.2k 0
Python

Logging in Python
Jul 17, 2024 1.2k 0
Python

Mastering Python Best Practices for Clean and Efficient Code
May 17, 2024 1.2k 0
Java

Exploring Record Classes in Java
Jun 28, 2024 1.2k 0
SQL

Working with LEAD and LAG Window Functions in SQL
May 20, 2024 1.2k 0
Java

Pattern Matching for Switch in Java 17
Oct 07, 2024 1.1k 0
Python

Working with SQLite3 in Python
Jul 17, 2024 1.1k 0
Python

Understanding Caching in Python
Jun 18, 2024 1.1k 0
Java

Overloading vs Overriding in Java
Jun 12, 2024 1.1k 0
Python

Difference Between args and kwargs in Python
Jun 05, 2024 1.1k 0
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