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Question 1 Explain the 10 reasons to use MySQLQuestion 2 Write the SQL statements to demonstrate the following using SELECT command
Question 3 Define the following types of Joins
Question 4 Explain BEGIN...END and DECLARE statement of MySQLQuestion 5 Explain any two full text search functionsQuestion 6 Explain any five Flow Control Constructs
Table_Name( attribute_1, attribute_2, attribute_3, ….. ,attribute_x) Primary Key ( attribute_1, attribute_2) Foreign Key attribute_4 References Table_Name_2 (repeat for each fore
What does authentication refer? Authentication refers to the task of verifying the uniqueness of a person.
What is data integrity? Ans: It is the data consisted of in database that is accurate and consistent. (Data integrity means that the data should be valid as per to the give
Research Value: 7% Due Date: 17-Sep-2018 Return Date: 11-Oct-2018 Length: 700 words Submission method options: Alternative submission method Task back to top You are required to
what is Nested relational model? Explain with examples.
Define query optimization. Query optimization refers to the process of search the lowest -cost method of evaluating a given query.
Define Deadlock avoidance These protocols as well ensure that the system will never enter a deadlock state although the way it is done is different from deadlock prevention. I
What are the various properties of Relational tables? Relational tables have 6 properties: 1. Each row is unique. 2. Column values are of the same kind. 3. Values are
What is aggregate function? Briefly describe it? Aggregate functions are functions that take a collection of values as input and return a one value. SQL offers 5 built-in aggre
What exactly is the concept of Functional Dependencies? And how do we associate this concept with the logic of Super-keys, Candidate Keys, etc? Given Relation R(A,B,C,D,E) with de
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