Database language have great future....you can learn from internet as well as book.DBMS-Korth solution is best book for database.
You have selected a bright field database is very demanding as it is used in every field to initially you need to learn SQL or ORACLE then if you are perfect in this then you can go for SQL server 2005 or 2008. BEST OF LUCK!
Oracle database language is PL/SQL, you can find here one tutorial http://www.plsqltutorial.info/ or here http://www.plsql-tutorial.com/ SQL Server database language is SQL you can learn from here http://www.w3schools.com/sql/default.asp
The best database language is Oracle !!! You can begin from here:- www.smart-soft.co.uk/tutorial.htm www.asktheoracle.net/oracle-tutorials.html
I suggest Radhakrishnan(book for database) or Korth (foreign author book).nd definitely the decision is itself courageous .nd for any help .we are here
Its your nice curiosity to learn to Database: I suggest You learn Oracle 11i or 12i which are the latest version of oracle which is affiliated to California university.You can do OCA,OCP & DBA after that Oracle Developer Course.
You can take Ivan Bayross for database or for baby steps you can take sql headfirst oreilly publication. Hope it will help you for making a strong foundation of your knowledge.
are oracle and SQL differ from each other .I know SQL so cant i work upon oracle? kindly suggest me what to do
SQL is a language, Oracle is a company that sells databases (they have more than just the "Oracle" that everyone knows) that use SQL.
Buy a book about the SQL language.If you're good at the mathematic stuff you will understand it easy,as SQL is not hard to learn at all.