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Posts on tips and tricks, using and learning about SQL for database development and analysis.

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Number Guessing Game

Number Guessing Game

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2 min read
BigQuery Global Queries: Join Data Across Regions Without ETL

BigQuery Global Queries: Join Data Across Regions Without ETL

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6 min read
Advanced SQL for Data Analytics: Advanced Techniques Every Data Analyst Should Know

Advanced SQL for Data Analytics: Advanced Techniques Every Data Analyst Should Know

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14 min read
30 DAYS OF SQL - DAY1

30 DAYS OF SQL - DAY1

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3 min read
Log 02: The Sample Data Struggle & The "Wildcard" Trap

Log 02: The Sample Data Struggle & The "Wildcard" Trap

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2 min read
Fetch and Sort Leaderboard by Difficulty and Attempts

Fetch and Sort Leaderboard by Difficulty and Attempts

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1 min read
When to Use SQL vs NoSQL Databases: A Comprehensive 2026 Guide

When to Use SQL vs NoSQL Databases: A Comprehensive 2026 Guide

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19 min read
The Slow Query Hidden Inside Your PL/pgSQL Function

The Slow Query Hidden Inside Your PL/pgSQL Function

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5 min read
PostgreSQL Performance: 10 Queries You're Writing Wrong (2026 Edition)

PostgreSQL Performance: 10 Queries You're Writing Wrong (2026 Edition)

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5 min read
Connecting Power BI to an SQL database

Connecting Power BI to an SQL database

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5 min read
Snowflake vs Redshift vs BigQuery: Which One Should You Use?

Snowflake vs Redshift vs BigQuery: Which One Should You Use?

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4 min read
Beyond CRUD: How easy-query Brings OLAP Superpowers to Your Java ORM

Beyond CRUD: How easy-query Brings OLAP Superpowers to Your Java ORM

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7 min read
I curated 1,863 Data Engineering interview questions from 97+ companies --- here's what I learned. Website :: dataengprep.tech

I curated 1,863 Data Engineering interview questions from 97+ companies --- here's what I learned. Website :: dataengprep.tech

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3 min read
From 68% to ~100%: How We Built a Text-to-SQL System That Gets Smarter Every Day

From 68% to ~100%: How We Built a Text-to-SQL System That Gets Smarter Every Day

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11 min read
Connecting power BI to a SQL database

Connecting power BI to a SQL database

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3 min read
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