Digvijay Singh

Digvijay Singh

I am a computer science student from Lucknow, India. I love coding web apps and reading self-help books. I spend most of the time working on side projects.

MySQL UNIQUE Constraint to avoid duplicates with Examples

MySQL UNIQUE Constraint to avoid duplicates with Examples

Unique conatraint in MySQL is to avoid duplicate entries in a table. It forces all value of certain attribute to remain unique, for example username or email....

author image Digvijay Singh a month ago