You can ignore duplicates by using the DISTINCT keyword in the COUNT() function. If DISTINCT is specified, rows with the same value for the specified column will be counted as one.

The SQL COUNT function is an aggregate function that returns the number of rows returned by a query. For example, you can use the COUNT function in the SELECT statement to get the number of …

Jul 23, 2025 · This article provides a detailed explanation of SELECT and COUNT () in SQL, including syntax, examples, and practical use cases. Whether we’re filtering rows, counting non-NULL values, …

Nov 18, 2025 · 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. The …

Aug 3, 2022 · SQL SELECT statement can be used along with COUNT (*) function to count and display the data values.

Microsoft SQL Server provides various combinations of the COUNT function to deal with NULLs, duplicates (finding the distinct values), conditional counting, etc. For example, when you need to get …

Mar 16, 2023 · We select the director name and use COUNT(*) to show the number of films. Then we specify the language column in GROUP BY. If you need some more examples, check out how to use …

Jan 14, 2025 · COUNT () returns 0 if there were no matching rows. Syntax: The above syntax is the general SQL 2003 ANSI standard syntax. This helps to understand the way SQL COUNT () Function …

In this tutorial, you will learn about the SQL COUNT () function with the help of examples.

Nov 22, 2025 · We can use the COUNT () function along with CASE WHEN to count rows that match a specific condition. This is helpful when we want to count rows based on certain criteria without …