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.

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 …

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 …

Nov 18, 2025 · This example combines COUNT(*) with other aggregate functions in the SELECT list. It returns the number of sales representatives with an annual sales quota greater than …

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 …

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 …

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 …

What is the SQL Server COUNT Function? The SQL Server COUNT function is used to return the number of items in a group. It’s typically employed in SELECT queries to tally rows, non-NULL …

Below is a selection from the "Products" table in the Northwind sample database: The following SQL statement finds the number of products: Note: NULL values are not counted. The …