The blog explains a simple cursor in SQL Server to update rows. This is just for explanation, the update query can be written without using cursor too. The T-SQL is given below

The above query updates the orderqty column to 100 for a particular salesorderid. When doing a cursor update the CURRENT OF keyword is used to update the current row. If a cursor definition has a query with multiple tables then only the table used in update statement is affected.  The output of above query is shown below.

1_simple cursor in sql server to update rows


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