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

Jul 23, 2025 · What is the SQL COUNT () Function? The COUNT () function in SQL is an aggregate function that returns the number of rows that match a specified condition in a query. …

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 …

Oct 21, 2021 · In this query, SQL counts all the values for product_code in the table products and returns the total number. This is because we passed the product_code column as an …

Jan 14, 2025 · It is commonly used to determine the number of entries in a table, count distinct values, or count rows after filtering data. It sets the number of rows or non NULL column …

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

3 days ago · 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 …

Jun 28, 2023 · When working with SQL databases, the ability to count rows is crucial for data analysis and optimization. The COUNT() function is a powerful tool that enables users to …

Let's look at an example that shows how to use the COUNT function with a single expression in a query. In this example, we have a table called employees with the following data:

What is COUNT in SQL? The COUNT function in SQL returns the number of rows that meet a specified condition. It is useful when I need to count records in a database table, whether …