Wordpress Error establishing a database connection

Hi ,

am web developer yesterday my blog is working fine am just wondering check late nit my blog is showing error “Error establishing a database connection”

Please help me any one how to solve this issue

Thanks

Alok Mishra

I have the same problem and do not know how to fix it, please someone help me.

I have the same problem

We had a power outage in Irvine.

http://www.dreamhoststatus.com/2013/03/19/power-disruption-affecting-us-west-data-center-irvine-ca/