Reset PostgreSQL primary key to 1

Question

Is there a way to reset the primary key of a PostgreSQL table to start at 1 again on a populated table?

Right now it\'s generating numbers from 1000000 and up. I wan

Answer 1

The best way to reset a sequence to start back with number 1 is to execute the following:

ALTER SEQUENCE __seq RESTART WITH 1

So, for example for the users table it would be:

ALTER SEQUENCE users_id_seq RESTART WITH 1