Referring to the Set Operations image above, which relational operation should I use to list STU#s and C_CODES for students who have both a current and an expired certificate?   Question 44 options:   1)  Difference   2)  Union   3)  Intersect   4)  Join

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A:

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A: Q9.

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A: Answer:

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A:

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A: Relational algebra is a procedural query language, which takes instances of relations as input and…

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Q: QUESTION 16 Consider the following Grades table and express in Relational Algebra each of the…

A:

Q: Course • Courseld CourseCode CourseName Capacity Instructorld 3815 ENGL862 American Literature 75 2…

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Q: DATABSE

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A: Relationship diagram for the central zoo database is drawn below

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A: The answer as given below;

Q: D d. COMMIT nis clause in SQL join is based on all bles that have the same name.

A: ANSWER IS D   NATURAL JOIN

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A: Solution:   Given,

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A: A number is odd number if its remainder when divided by 2 is not equal to 0

Q: How do you specify conditions for an Access query?

A: How do you specify conditions for an Access query?

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A: CARTESIAN PRODUCT:        It will return the product of the two or more joined tables.       It is…

Q: 4( This clause in SQL join is used to specify arbitrary conditions or specify columns to join using…

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Q: Database  Q1: Select the correct SQL statement to provide the user Samer with read only permission…

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Q: 15:41 Done STUDENTS STUDENT_ID STUDENT_NAME S123456 S246810 S369121 S654321 S987654 MODULES…

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SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.