What are three valid data manipulation language (DML) commands? (Choose three.)
http://en.wikipedia.org/wiki/Data_manipulation_language
Data manipulation languages have their functional capability organized by the initial word in a statement, which is almost always a verb. In the case of SQL, these verbs are:
* SELECT ... FROM ... WHERE ...
* INSERT INTO ... VALUES ...
* UPDATE ... SET ... WHERE ...
* DELETE FROM ... WHERE ...
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