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While impoting 150 GB file on Amazon RDS, why connection is failing?

I am having Postgres database dump file of 150 GB on Amazon EC2 instance. While dumping the data on RDS from EC2 server I am getting error. The output of the command is as given below. It's giving ...
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What is the best way to design CMDB application

Currently I am developing an Ruby On Rails application in CMDB domain and I am not sure about all the properties (columns) of an component(table) so I am designing a DB with the properties which ...
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Can’t connect to local PostgresSQL server

I have the Postres app installed an running on my Mac. And it has worked beautifully. I don’t know what changed, but now I cannot connect to it from Rails, PG Commander, PG Admin or the command psql ...
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Why add indexes to these columns in the Database?

I am trying to get my head around this code. It's from the Rails Tutorial Book and is part of the process of making a twitter like application. class CreateRelationships < ...