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 ...

The delete query should delete all duplicate rows except one. Here is the SQL query that does the job. PARTITION BY divides the query result set into partitions.

<meta property="og:description" content="Primary keys are essential to relational databases. They ensure that rows in a database conform to a unique identifier. The ...

Let's create a table with duplicate rows in SQL. create table CustomerDuplicate(customer_id int,customer_name varchar(20)) insert into CustomerDuplicate values(1,'Adam') insert into CustomerDuplicate ...