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Basic Oracle Interview Questions with Answers

by sonia on May 24, 2017 4:02:35 PM

Basic Oracle Interview Questions with Answers

Q1. Difference between varchar and varchar2 data types? Ans: Varchar can store upto 2000 bytes and varchar2 can store upto 4000 bytes. Varchar will occupy space for NULL values and Varchar2 will not occupy any space. Both are differed with respect to space.

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