magento Cannot add or update a child row when import database

Question

I tried to move Magento site from sub-doamin into new main domain.

when I tried to import a database, I got following error :

"Magento Cannot add or update a child row: a foreign key constraint fails importing database"

i am beginner in Sql, please help me to find solution.

thanks in advance.

Answer 1

You can add SET FOREIGN_KEY_CHECKS=0 at the beginning of your db dump, but I'm afraid this will only solve your import problem.
Your db will still have zombie records.
Just to be on the safe side try to export the db with the tool provided by Magento: System->Tools->Backup.