Remove Duplicate Records Sql Query

Aug 3, 2012. SELECT DISTINCT item FROM myTable WHERE something = 3.

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When the result set from a SELECT statement contains duplicate rows, you may want to remove them and keep every row data to be unique for a column or combination of.

Jul 21, 2017. How to Find and Delete Duplicate Rows with SQL. By: Chris. Filter it by checking where the rows are in the results of the above query: select.

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Feb 11, 2009. Only rarely will you need to remove duplicate entries from a table on a. of SQL Server, you can identify duplicates using a simple query, with.

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This tutorial covers how to use eliminate duplicate records in SELECT statement for MySQL.

Eliminating Duplicate Rows with DISTINCT | SQL Visual QuickStart. – Jan 5, 2009. Learn how to use SQL's SELECT statement. To eliminate duplicate rows:. performs an internal sort to identify and remove duplicate rows.