Hi,
i am newbie to oracle. I have installed 3 instances of oracle database, one of database 10g and 2 of database 11g. Now when i would like to connect to any database i have the following message: ORA-01033: ORACLE initialization or shutdown in progress. I tried to restart the listener from services but there is no result please how could i correct that or how can i uninstall the 2 database and keep only one. Please help me