Wednesday, 16 July 2025

Data Types in PostgreSQL: Network Address Data Types || PostgreSQL Full ...


In this video, we explore Network Address Data Types in PostgreSQL — an essential part of working with IP addresses and MAC addresses directly in the database.

You’ll learn how PostgreSQL provides specialized support for IP address types such as inet (IPv4/IPv6 hosts), cidr (network blocks), and MAC address formats like macaddr and macaddr8. These data types are far more reliable and efficient than storing IPs as plain text, allowing for input validation, indexing, subnetting operations, and more.

We also provide practical examples, including:

  • Creating tables using inet, cidr, macaddr, and macaddr8

  • Inserting and querying IP and MAC addresses

  • Using powerful built-in functions like host(), netmask(), abbrev(), and macaddr8_set7bit()

  • Understanding the difference between inet and cidr

If you're building applications involving network infrastructure, IoT devices, firewalls, or logging systems — this tutorial is a must-watch!

📌 Full Playlist: Don’t forget to check out the complete PostgreSQL series if you’re following along from the start.

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