can u guide me abt oracle DBA and oracle apps.which to choose and how to start. i've learned java also.plz suggest me to wat to take

i' ve done java course for more than 6 mnths .which is in demand and i've got a job as a oracle DBA with small pay thats not gng to fetch me anything....but if u join as a java fresher u get much higher pay and theres a lot of scope to grow. so how's abt d future of oracle dba its growth???????????