Sql Drop Duplicates. In the table, we have a few duplicate records, and we need to

In the table, we have a few duplicate records, and we need to remove them. This is one of the efficient methods to delete records and I would suggest using this if you have SQL Server 2005 or 2008. Here’s a guide on how to delete duplicate rows in SQL: Jan 10, 2025 · This article provides a script that you can use to remove duplicate rows from a SQL Server table. Duplicates occur when there are multiple rows in a table with identical values in one or more columns. For a static batch DataFrame, it just drops duplicate rows. I have a table that has a lot of duplicates in the Name column. Nov 28, 2025 · A frequent scenario is needing to **retain only one row per value in a specific column** (e. This guide covers the syntax and examples for different database systems. See examples of using group by, having, max, cte, rank and row_number functions. To do this, we’ll use the ROW_NUMBER () function to help find duplicates with name and ages.

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