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w3schools.com
https://www.w3schools.com/Sql/sql_distinct.asp
SQL SELECT DISTINCT Statement - W3Schools
Inside a table, a column often contains many duplicate values; and sometimes you only want to list the different (distinct) values.
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stackoverflow.com
https://stackoverflow.com/questions/1641718/how-to…
How to select unique records by SQL - Stack Overflow
DISTINCT works to select a distinct combination of all the columns you selected. In this case, the combination "item1,data1" and "item1,data2" are two completely different combinations of the two columns present, even though the "item1" from [Column1] is still repeated. You would need to use GROUP BY to solve this problem.
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sqltutorial.org
https://www.sqltutorial.org/sql-distinct/
SQL DISTINCT
This tutorial shows you how to use the SQL DISTINCT operator to select distinct rows from a result set in the SELECT statement.
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geeksforgeeks.org
https://www.geeksforgeeks.org/sql/how-to-select-di…
How to SELECT DISTINCT on Multiple Columns in SQL?
By understanding the various approaches and strategies outlined in this article, we can effectively use SELECT DISTINCT on multiple columns in SQL to streamline our data querying processes and eliminate duplicate data.
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sqlservertutorial.net
https://www.sqlservertutorial.net/sql-server-basic…
SQL Server SELECT DISTINCT
This tutorial shows you how to use the SQL Server SELECT DISTINCT clause to retrieve the only distinct values in a specified list of columns.
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mssqltips.com
https://www.mssqltips.com/sqlservertip/7566/select…
SELECT DISTINCT SQL Command Examples - SQL Server Tips
Learn about the SELECT DISTINCT SQL command to return a unique list of values from SELECT queries along with several examples.
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learnsql.com
https://learnsql.com/cookbook/how-to-use-distinct-…
How to Use DISTINCT in SQL - LearnSQL.com
Master using the DISTINCT in SQL with our tutorial. Learn to remove duplicates from your query results effectively.
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sparkcodehub.com
https://www.sparkcodehub.com/sql/data-manipulation…
Mastering the SQL DISTINCT Clause: Eliminating Duplicates in Your Queries
The SQL DISTINCT clause is a powerful tool for eliminating duplicates and focusing on unique data in your queries. Whether you’re working with single columns, multiple columns, or complex joins, DISTINCT helps you produce clean, concise results.
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tutorialgateway.org
https://www.tutorialgateway.org/sql-select-distinc…
SQL SELECT DISTINCT - Tutorial Gateway
We can use DISTINCT on a single column or multiple columns. We can use SELECT DISTINCT on a single table or multiple tables. The syntax of the SELECT DISTINCT statement to return the unique records in a column (s) is as shown below.
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w3resource.com
https://www.w3resource.com/sql/select-statement/qu…
SQL DISTINCT - w3resource
What is the purpose of the DISTINCT keyword in SQL? The DISTINCT keyword is used to retrieve unique values from a specific column or combination of columns in a result set. Does using the DISTINCT keyword affect the order of the result set? No, the DISTINCT keyword does not guarantee the order of the result set.