Database Management
Accenture PrimermediumDatabase Management05 Sql Select Statement

Which statement about SQL is true?

Answer options

A
Null values are displayed last in ascending sequences.
B
Null values are displayed first in ascending sequences.
C
Date values are displayed in descending order by default.
D
Column aliases cannot be used in ORDER BY.

Correct answer: Null values are displayed last in ascending sequences.

Explanation

In most RDBMS (Oracle, MySQL, PostgreSQL), NULL values appear last in ASC order (NULLS LAST by default).

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