cannot execute migrate to postgresql from Win XP

Hai to all     I am totally new to 'Ruby on Rails'. During the course of an attempt to migrate to a postgresql 8.0 ( WinXP ), had the following problem. I am using Netbeans 6.0 IDE

Hai to all     I am totally new to 'Ruby on Rails'. During the course of an attempt to migrate to a postgresql 8.0 ( WinXP ), had the following problem. I am using Netbeans 6.0 IDE

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** Invoke db:migrate (first_time) ** Invoke environment (first_time) ** Execute environment ** Execute db:migrate rake aborted! no such file to load -- postgres

*********************************************** *********************************** * The code works fine with Mysql * ***********************************