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What is the difference between WHERE and HAVING clauses?.
Predicates in the WHERE clause applies to every tuple while the predicate in the HAVING clause applies to groups.
Consider a research paper submission process. The process starts when an author submits a draft research paper (the paper may have up to 3 authors) to the chair of the organizing c
A video rental company has several branches. The data held on each branch is the branch address made up of street, city, state, and zip code, and the telephone number. Ea
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It is mandatory that for every table in the LDB hierarchy there should exist one GET statement in the report. False. It is not essential.
write an SQL statement to create the database in MYSQL server
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Define Deadlock recovery measures To recover from deadlock, the cycle in the wait-for-graph should be broken. The common technique of doing this is to rollbac
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Convert the following ER - diagram (Entity Relationship Diagram) into a relational database (the primary keys are underlined): Ans: The relational database schema f
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