Which of the following statements are correct about EXIST Method?

Options
- EXISTS(n) returns TRUE if the nth element in a collection exists.
- EXISTS use to avoid referencing a nonexistent element.
- EXISTS with DELETE can work with sparse nested tables
- All of the Above

CORRECT ANSWER : All of the Above

Discussion Board
EXIST Method

EXISTS method returns TRUE if the nth element in a collection exists. It is used to avoid referencing a nonexistent element. EXISTS with DELETE can work with sparse nested tables.

Prajakta Pandit 02-21-2017 01:00 AM

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