Updating a row in sql server dating winchester 1894

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You can then edit the query in the top pane, execute it, and the results that appear in the bottom pane remain editable just like the original "Edit Top 200 Rows" results.

You are currently viewing the BOOK: Beginning T-SQL with Microsoft SQL Server 20 ISBN: 978-0-470-25703-6 section of the Wrox Programmer to Programmer discussions.

The usual way to write the update method is as shown below: The issue with this query is that it will take a lot of time as it affects 2 million rows and also locks the table during the update.

You can improve the performance of an update operation by updating the table in smaller groups.

It allows several queries that were previously impossible.

For each employee, you also want to return a list of the individual job positions that person has held in the company.

You can create a function that retrieves the employees’ positions and then evoke that function for each row returned from the Employee table.

In my Scenario, the First Name and Last names are primary Keys. In the real world, the name could be a company name, example: Best Buy.

Since we are not going to be changing the company name, we make the name the primary Key.

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