[root@ruiwen ~]# xhost +
[root@ruiwen ~]# su - oracle
[oracle@ruiwen ~]$ cd $ORACLE_HOME/sqldeveloper
[oracle@ruiwen sqldeveloper]$ ls
BC4J j2ee lib relnotes.html sqldeveloper.exe
dvt jdbc otn_new.css sqlcli sqldeveloper.sh
icon.png jdev raptor_image.jpg sqlcli.bat timingframework
ide jlib rdbms sqldeveloper
[oracle@ruiwen sqldeveloper]$ sh sqldeveloper.sh