relationships between the entities and cardinality. Q4/ SQL to RA & tree: retrieve professor who has credit hours more the 4 along with name & represent it into tree. Bb_Lectured (Lecture_id, credits, Lectured_by, ) Professor (Emp_id, name,,) tree:
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- The Bb_Lectured table has a foreign key Lectured_by that references the Emp_id in the Professor table. Show more…
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