Database - Physical Database Design - Discussion

Discussion Forum : Physical Database Design - General Questions (Q.No. 10)
10.
What is the best data type definition for Oracle when a field is alphanumeric and has a fixed length?
VARCHAR2
CHAR
LONG
NUMBER
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Meghamala Mukherjee said:   1 decade ago
In ORACLE for alphanumeric field A. VARCHAR2 is the correct answer.

Why B is given the correct answer?

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