ANyone of you would please refer me preparation material for 1Z0-007 Introduction to Oracle9i: SQL exam?This is first step to be
OCA certified.

What I've found as of now is:

http://www.amazon.com/OCA-OCP-Introduction-Oracle9i-Study/dp/0782140629
http://www.amazon.com/Oracle-9i-Exam-Cram-1Z0-007/dp/0789732483

Thank you in advance!

Dunno why you want to take old 9 exam when there is 10 available and even this is expected to be soon replaced by version 11. Have look at Oracle university for relevant materials

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