Question

full form of NULL(database) ?​

Answer 1

Explanation:

In SQL, this is solved with null. It is used to signify missing or unknown values. The keyword NULL is used to indicate these values. NULL really isn't a specific value as much as it is an indicator.

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Answer 2

Null or NULL is a special marker used in Structured Query Language to indicate that a data value does not exist in the database. ... A null should not be confused with a value of 0. A null value indicates a lack of a value, which is not the same thing as a value of zero.

In SQL, this is solved with null. It is used to signify missing or unknown values. The keyword NULL is used to indicate these values. NULL really isn't a specific value as much as it is an indicator.