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Create student database and retrieve course name taught by king?
STUDENT (name, student#, class, major) COURSE (course name, course#, credit hours, department) SECTION (section identifier, course#, semester, year, instructor) GRADE_REPORT (student#, section identifier, grade) PREREQUISITE (course#, presequisite#)
Retrieve the names of all courses taught by Professor King in 1998
Query:SELECT COURSE_NAME FROM COURSE C, SECTION SWHERE C.COURSE# = S.COURSE#AND INSTRUCTOR = ‘KING' AND YEAR = 1998ORSELECT COURSE_NAME FROM COURSEWHERE COURSE# IN (SELECT COURSE# FROM SECTIONWHERE INSTRUCTOR = ‘KING' AND YEAR = 1998)
Define tuple variable Tuple variable is a type of variable whose domain is the set of all tuples.
Horizontal Fragmentation- Horizontal fragmentation groups together the tuples in a relation that are collectively used by the main transactions. A horizontal fragment is produced b
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.
Normal 0 false false false EN-US X-NONE X-NONE
What is called a query evaluation plan? A sequence of primitive operations that can be used to assess a query is a query evaluation plan or a query implementation plan.
Question: (a) What are the challenges in the development of Large Scale Distributed Real Systems? (b) What is backward engineering and forward engineering in a design packa
1) Define a job scheduling strategy that will meet business requirement of reporting availability by 6am CST for the following cubes? Show the job scheduling dependencies in a pict
Define seek time. The time for repositioning the arm is known as the seek time and it enhances with the distance that the arm is known as the seek time.
Write short notes on transaction state? A transaction may not always complete its implementation successfully such a transaction is termed aborted A transaction must be in o
Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this info
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