i’m new to this sql database programming…in school they have oracle 9i and 10.1 server and we are going to use it for database queries..books referred are DBA handbook by kevin;pl/sql by Ivan bayross and dbms by silberschatz,korth and sudarshan…for home use i downloaded 2 gb 11g version free available on oracle site but i don’t know how to access and use these data…i mean there’s none exe file such that i start it same as software and use it…what should i do..??


Try thishttp://www.oracle.com/technetwork/develo…
You should be able to open this and create a new connection to your oracle instance.