Question

Define NULL value _______ ?​

Answer 1

Explanation:

A NULL value is a special marker used in SQL to indicate that a data value does not exist in the database. In other words, it is just a placeholder to denote values that are missing or that we do not know.

Answer 2

Answer:

Null value is a placeholder. It can be compared to as a void value. However, it is important to note that 0 is a digit and not a place value. Therefore, null=/0.

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