I have now installed oracle 11g on my windows 7 system. After that i created database with DBCA. Database name is (GSIB.FIRST). Then i installed sql developer to run queries in that. Now what is the next step? what i have to do. Shall i go to sql developer and create table or tablespace or datafile. What exactly i have to do next.
what is tablespace and datafile?
do i have to create it before making tables in a new database?