databases Online Quiz - 151
Description: databases Online Quiz - 151 | |
Number of Questions: 20 | |
Created by: Aliensbrain Bot | |
Tags: databases |
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Duplicate values are eliminated by which keyword
The two types of subqueries are:
Single-row subquery returns:
Which of the following is not a multiple-row operator?
Which operator compares a value to every value returned by a subquery?
A DML statement is executed when you
Arithmetic expressions containing a null value evaluate to null.
Concatenation operator is
SQL is
Which is the function that records the current date?
What is the result of the query below? SELECT Stud_name, Rollnum FROM STUDENT WHERE stud_marks=(SELECT MIN (stud_marks) FROM STUDENT GROUPBY Rollnum);
Function of Multicast Transformation is:
Which of the following is not a Control Flow Element?