what is the difference between undefined value and null value? : Sql dba
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Given two tables Student(SID, Name, Course) and Level(SID, level) write the SQL statement to get the name and SID of the student who are taking course = 3 and at freshman level.
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list out some tools through which we can draw e-r diagrams for mysql. : Sql dba
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how to write date and time literals? : Sql dba
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