MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

SQL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Using which word allows you to specify that only one of a series of conditions needs to be met in a query filter?
A
And
B
Maybe
C
If
D
Or
Explanation: 

Detailed explanation-1: -You can use the AND condition in the WHERE clause to specify more than 1 condition that must be met for the record to be selected.

Detailed explanation-2: -The WHERE clause allows us to set the conditions by which rows are fetched from data tables. A condition is some kind of expression that evaluates to either true or false.

Detailed explanation-3: -Filtering is done on whole records, so conditions can use fields that are not actually displayed.

Detailed explanation-4: -SQL filters are text strings that you use to specify a subset of the data items in an internal or SQL database data type. For SQL database and internal data types, the filter is an SQL WHERE clause that provides a set of comparisons that must be true in order for a data item to be returned.

There is 1 question to complete.