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SQL Joins: Answer 1 of 3 (include question number in post): What is a Inner joins vs. outer joins? What is a Natural Join vs.
SQL Joins: Answer 1 of 3 (include question number in post):
What is a Inner joins vs. outer joins?
What is a Natural Join vs. Cross join?
What is a Subquery?
Transactions: Answer 1 of 2 (include question number in post)
What is a Transaction? Show an example.
What is a purpose of Lock Manager when a RDBMS processes transactions?
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