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 …

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

Oct 21, 2021 · Counting the total number of orders by a customer in the last few days, the number of unique visitors who bought a museum ticket, or the number of employees in a department, …

Sep 3, 2024 · 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 …

The SQL Server COUNT Function is one of the Aggregate Functions that counts and returns the total number of rows (records) selected by the SELECT Statement in a table.

This SQL tutorial explains how to use the SQL COUNT function with syntax, examples, and practice exercises. The SQL COUNT function is used to count the number of rows returned in …

Jul 23, 2025 · Whether we’re working with COUNT () in a SELECT statement or using it with GROUP BY or HAVING to aggregate data, this function is crucial for data analysis and reporting.