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Example-GRANT CREATE SESSION TO MCA12;
(This command gives system level permission on creating a session - not portable)
GRANT SELECT ON EMP TO MCA12;
(Object level permission on table EMP)
GRANT SELECT, UPDATE, INSERT, DELETE ON EMP TO MCA12;
GRANT SELECT, UPDATE ON EMP TO MCA12, MCA13;
(Two users)
GRANT ALL ON EMP TO PUBLIC;
(All permission to every users, do not use it. It is very risky for database)
Revoke: It is used to revoke the permission granted.
Which two tools are used to administer users for Active Directory?
Higher Normal Forms Is there more normal forms beyond BCNF? Yes, though, these normal forms are not based on the concept of functional dependence. More normalisation is needed if
Type of database technology
Assignment #1 Data Management The questions on this exam are based on the Baxter Aviation case scenario. 1. (5 points) The systems analyst proposes the following two relationshi
What is Data dictionary? A data dictionary is a reserved space in a database that is employed to store information about the database itself. A data dictionary may consist o
Which is a legal expression in SQL? SELECT NAME FROM EMPLOYEE is a legal expression in SQL.
Describe identifying relationship? Identifying relationship: It is relationship among strong entity and a weak entity it is represented through a doubly outlined diamond in C
Single-Valued Dependencies A database is a collection of related information and it is therefore inevitable that some items of information in the database would depend on some
Question 1 Explain the 10 reasons to use MySQL Question 2 Write the SQL statements to demonstrate the following using SELECT command Expression Evaluation ORDER BY
as a customer service employee, explain five measures you would recommend a displeased student to patronise a school canteen
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