Updating multiple rows at a time in sql server vox guitar serial number dating
You can issue an UPDATE statement against a table or updateable view, as long as the statement modifies data in only one base table at a time.
By using an UPDATE statement, you can modify data in individual rows, sets of rows, or all rows in a table.
In this article, I discuss how to use the UPDATE statement to modify data.
I also provide examples that demonstrate how the various clauses work.
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In addition, the statement can include a WHERE clause, which determines what rows to modify, or a FROM clause, which identifies tables or views that provide values for the expressions defined in the SET clause.For the Sales Last Year column, I increase the value by 5% by multiplying the column by 1.05.The following table shows the results returned by the SELECT statement after I update the three columns: As you can see, updating column values is a very straightforward process when using an UPDATE statement.I created the examples in the Adventure Works2008 database on a local instance of SQL Server 2008.However, most of the examples will work in the original Adventure Works database, on SQL Server 2005 or 2008.