Updating dates in an update query

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The SET clause specifies that the data in the Salary column be multiplied by 1.04 when the job code ends with a 1 and 1.025 for all other job codes.(The two underscores represent any character.) The CASE expression returns a value for each row that completes the SET clause.Correlated updates cannot be performed on tables with referential integrity constraints.Use an UPDATE statement to add two years to all the order date entries and 12 hours to all the order time entries in the ordertab table.statement can be accomplished in one of two ways, primarily depending upon which version of SQL Server you are using.We’ll briefly explore both options so you can find what works best for you.Now that you have created the Products table, you are ready to insert data into the table by using the INSERT statement.

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With correlated updates the search-condition cannot be a SELECT statement if the image of the table being updated is replicated.

For example, say you would like to include donors whose records show no activity during the last six months in a special fund-raising appeal. Follow these steps: Now each time a user changes a record, Access will enter the date and time from the system before the changes are updated.

When the record is accessed again, the Date Modified field will contain the date and time of the last modification.

You will use the WHERE clause of the UPDATE statement to restrict the update to a single row. The basic syntax is: INSERT, table name, column list, VALUES, and then a list of the values to be inserted.

The two hyphens in front of a line indicate that the line is a comment and the text will be ignored by the compiler.

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