Remove Primary Key in MySQL...

MySQL: #1075 - Incorrect table definition; autoincrement vs another key?...

mysql, alter column remove primary key and auto incremement...

#1075 MySQL Error...

Autoincrement Id and key problem (MySQL)...

What is wrong with this mysql query?...

#1062 - Duplicate entry '1' for key 1 when enabling Auto_increment...

Is it possible to have an AUTO_INCREMENT column that permits duplicates?...

Auto increment column...

setting MySQL field uid as auto_increment...

how to design a table in mysql with two auto_increment fields...