Feb 11, 2009. On any version of SQL Server, you can identify duplicates using a simple query, with. DELETE FROM @table WHERE data = 'duplicate row'.
Mar 1, 2007. Following code is useful to delete duplicate records. The table must have identity column, which will be used to identify the duplicate records.
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Aug 22, 2013. I would prefer CTE for deleting duplicate rows from sql server table. and ROW_NUMBER() you can just delete the records just by using group.
Jun 23, 2009. quick code snippet where we will delete duplicate rows using CTE and ROW_NUMBER() feature of SQL Server 2005 and SQL Server 2008.
CREATE INDEX Statement – SyBooks Online – May 13, 2014 · Creates an index on a specified table, or pair of tables. Once an index is created, it is never referenced in an SQL statement again except to delete it.