When designing objects in SQL Server, we must follow certain best practices. For example, a table should have primary keys, identity columns, clustered and unclustered indexes, data integrity and ...

Databases often suffer from the problem of having duplicate data. Duplicate data can cause inconsistencies in data analysis, provide inaccurate reports, and bloat databases. To prevent these problems, ...

Sometimes we required to remove duplicate records from a table although table has a uniqueid column with identity. ex: create table dbo.employee ( empid int identity (1,1) not null, name varchar (55) ...

Effectively maintaining an Access database requires the regular removal of duplicate records. The Find Duplicates Query wizard handles this chore quickly and easily.

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In the following article we will go through a solution to a very common requirement of getting count of duplicate rows from sql server table.let us first create a table and add sample data to this ...

Microsoft Power Query requires less specialized knowledge when trying to find duplicate records in a Microsoft Excel sheet.