Manipulating data

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Manipulating data

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Once your tables have been created, you will need to add new rows, make changes to rows in a table, or delete rows by using data manipulation commands. This lesson covers using SQL commands to make changes to data. A number of these data manipulation commands make up a transaction, which you may either save or delete using transaction controls. At the end of this lesson, you should be able to  Insert new rows into a table.  Update existing rows in a table.  Delete rows from a table.  Explain transaction controls and their importance....

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