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  4. Basics of Sets and Relations #6
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Basics of Sets and Relations #6

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  • DeniseBrock3
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    The question tests the understanding of relational algebra projection. The given relation Student has three attributes: Name, Number, and Sex. The projection π(Name, Number)(Student) selects only the Name and Number attributes, excluding Sex. Ekbet 48

  • mariondeaton06
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    It’s amazing how these mathematical operations translate into the queries we use every day in SQL Betbook250 login

  • marvahanlon
     + 0 comments

    Great! Can this code also be used to create a table, like the ones on this website? It would be super helpful for organizing content efficiently. Let me know, thanks!

  • wallace_freitas
     + 0 comments

    What is the count of attributes (columns) returned in the following projection?

    π(Name, Number)(Student)

    Only enter a single integer. Do not include any extra spaces or newlines.

    Answer: 2 - SELECT name, number FROM student

  • geminipro913
     + 0 comments

    Great, can this code also be used to make a table like in this website