Data Types in PostgreSQL: Date/Time/Interval Data Types || PostgreSQL Fu...

Welcome to Episode 49 of the PostgreSQL Full Playlist! In this tutorial, we explore one of the most important areas of database development — Date/Time and Interval Data Types in PostgreSQL.

PostgreSQL provides highly flexible and powerful temporal data types including DATE, TIME, TIMESTAMP, TIMESTAMPTZ, and INTERVAL. Whether you're handling simple dates, calculating durations, or dealing with timezone-aware timestamps, this video will guide you through all the critical concepts with real-world use cases, hands-on SQL examples, and expert-level insights.

You will learn:

• The difference between TIMESTAMP and TIMESTAMPTZ

• How to use and format INTERVAL for date arithmetic

• How time zone conversion works using AT TIME ZONE

• Date formatting with datestyle and intervalstyle

• Special constants like now, epoch, today, and yesterday

• Functions like CURRENT_DATE, DATE_TRUNC, EXTRACT, and more!

💡 This video is perfect for:

• Students learning databases

• Backend developers handling temporal data

• Data engineers dealing with time-series data

• Anyone preparing for SQL interviews or certifications

👉 Don’t forget to LIKE, SUBSCRIBE, and SHARE if you find this helpful. Drop your questions or feedback in the comments — I’d love to help out!

🔔 Subscribe for more PostgreSQL and Database tutorials.