DEV Community

Sushant Bajracharya
Sushant Bajracharya

Posted on

TIL: Unique index in postgresql

#postgres

If the table already contains duplicated records, your unique index will fail.

Top comments (0)

Read next

nmiller15 profile image

Deploying a Full-Stack PERN App to AWS EC2

Nolan Miller -

thepracticaldev profile image

Join us for the Neon Open Source Starter Kit Challenge: $3,000 in Prizes!

dev.to staff -

markpelf profile image

6 free Markdown (.md) WYSIWYG desktop Editors – Part1

Mark Pelf -

markpelf profile image

6 free Markdown (.md) WYSIWYG desktop Editors – Part3

Mark Pelf -