Skip to content

Instantly share code, notes, and snippets.

@andrewkdouglas

andrewkdouglas/UniqueIndex.sql

Created April 18, 2013 20:31
Show Gist options
  • Save andrewkdouglas/5415976 to your computer and use it in GitHub Desktop.
Save andrewkdouglas/5415976 to your computer and use it in GitHub Desktop.
Download ZIP
Remove/prevent duplicate entries in MySQL
Raw
UniqueIndex.sql
ALTER IGNORE TABLE `name` ADD UNIQUE INDEX(`a`,`b`);
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment