Hello, could you help to write the following question ? and 500 words for each question. I will have some lecture slides to attach later. many thanks
(2012) Explain selection and join SQL operations in-terms of relational algebra.
your answer with brief, relevant examples.
(2013, 2014) Consider the statement “SQL” is not just a query language. If not, what is it? Discuss, illustrating your answer with brief, relevant examples.
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