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What does count (*) SQL function return?

Contents
  1. What does the COUNT (*) command return?
  2. What does COUNT (*) does in SQL?
  3. What does COUNT () function return in SQL?
  4. What does COUNT (*) function return in SQL Mcq?
The SQL COUNT() function returns the number of rows in a table satisfying the criteria specified in the WHERE clause. It sets the number of rows or non NULL column values. 7 апр. 2022 г.


What does the COUNT (*) command return?

The COUNT(*) function returns a number of rows in a specified table or view that includes the number of duplicates and NULL values.

What does COUNT (*) does in SQL?

COUNT(*) returns the number of rows in a specified table, and it preserves duplicate rows. It counts each row separately. This includes rows that contain null values.

What does COUNT () function return in SQL?

The COUNT() function returns the number of rows that matches a specified criterion.

What does COUNT (*) function return in SQL Mcq?

Count function in SQL returns the number of values.

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