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Formulate relational algebra expressions

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Reference no: EM132493513

In terms of the following relations:<br/>(Primary Key, Foreign Key)<br/> Student (StudentNumber, StudentName, CourseCode)

Enrolment (StudentNumber, OfferingNumber)

Offering (OfferingNumber, UnitCode, Semester, Year)

Unit (UnitCode, Title)

Course (CourseCode, CourseTitle)

Formulate relational algebra (NOT SQL) expressions for each of the following:

List the Names of students who have taken ICT285 and ICT284 in 2019

List the Names of students who have taken ICT285 but not ICT284 in 2019

Reference no: EM132493513

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