What will be the result of the following MySQL command?
SELECT emp_id,
‘ACTIVE’ STATUS,
emp_id * 3.14 emp_pi,
UPPER (lname) last_name
FROM employee;
SELECT emp_id,
‘ACTIVE’ STATUS,
emp_id * 3.14 emp_pi,
UPPER (lname) last_name
FROM employee;A. emp_id, ACTIVE, emp_id * 314, UPPER(lname)
B. emp_id, Status, emp_pi, last_name
C. Error
D. None of the mentioned
Answer: Option B
Solution (By Examveda Team)
This MySQL command is designed to retrieve information from a table named "employee". Let's break down what each part does:SELECT emp_id,
This part tells MySQL to select the column named "emp_id" from the "employee" table.
‘ACTIVE’ STATUS,
This part creates a new column named "STATUS" and assigns it the value "ACTIVE" for every row in the result set.
emp_id * 3.14 emp_pi,
This part creates a new column named "emp_pi" and calculates the value by multiplying the "emp_id" column by 3.14 (approximately the value of Pi).
UPPER (lname) last_name
This part creates a new column named "last_name" and converts the value in the "lname" column to uppercase.
FROM employee;
This part specifies that the data should be retrieved from the "employee" table.
Therefore, the final result will include the "emp_id", a new column named "STATUS" with the value "ACTIVE", a calculated column "emp_pi", and a new column named "last_name" containing the uppercase version of the "lname" column.
So the correct answer is Option B: emp_id, Status, emp_pi, last_name.
Related Questions on MySQL Miscellaneous
How is communication established with MySQL?
A. SQL
B. Network calls
C. A programming language like C++
D. APIs
Which type of database management system is MySQL?
A. Object-oriented
B. Hierarchical
C. Relational
D. Network

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