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The SQL SELECT DISTINCT Statement. The SELECT DISTINCT statement is used to return only distinct (different) values. Example. Select all the different countries from the "Customers" table: SELECT DISTINCT Country FROM Customers; Try it Yourself »
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The SELECT DISTINCT command returns only distinct...
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In this tutorial, you will learn how to use the MySQL DISTINCT clause in the SELECT statement to eliminate duplicate rows in a result set.
The SELECT DISTINCT command returns only distinct (different) values in the result set. The following SQL statement selects only the DISTINCT values from the "Country" column in the "Customers" table: Example. SELECT DISTINCT Country FROM Customers;
14 wrz 2022 · Jak działa SELECT DISTINCT w SQL? Służy do zwracania tylko unikalnych (różnych) wartości w bazach danych SQL - zobacz przykłady.
25 cze 2024 · This clause helps you retrieve only unique rows from your query results, making it an essential tool for data analysis and reporting. In this article, we’ll explore the DISTINCT clause, its syntax, and practical examples to help you use it effectively in your database operations.
The SELECT DISTINCT statement in MySQL is used to retrieve unique values from a specified column or combination of columns in a table. It is particularly useful when you want to eliminate duplicate rows from the result set.
This article describes how to remove duplicate rows in the result using MySQL DISTINCT keyword. Sometimes, there are some duplicate rows in the result set returned by the SELECT statement. For example, there are many repeated last names in the actor table.
