Connection with Oracle SQL Developer

sql Developer connection

step 1 Open SQL Developer

step 2 click New Connection

step 3

step 4 connection name anything you can give give username and password Then follow Next step

step 5 Go the installed drive where your ORACLE insalled in my system C:\app\Administrator\product\11.1.0\db_1\NETWORK\ADMIN And the file tnsnames open with notepad

step 6

step 7 test

step 8 success

step 9 Enter SQL statement

step 10 Enter SQL statement Execute The Statement (F9)

step 11 see your table