MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

SQL

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Use which clause to FILTER data?
A
WHERE
B
ORDER BY
C
FROM
D
HAVING
Explanation: 

Detailed explanation-1: -The WHERE clause is used to filter records. It is used to extract only those records that fulfill a specified condition.

Detailed explanation-2: -The FILTER clause is used to filter the input data to an aggregation function and is more flexible than the WHERE clause.

Detailed explanation-3: -SQL filters in a policy are escaped using the backslash character (  ). If the database also uses the backslash as an escape character, you may need to double escape the characters to ensure the regular expression filter is processed correctly.

Detailed explanation-4: -In a SQL statement, the WHERE clause specifies criteria that field values must meet for the records that contain the values to be included in the query results.

Detailed explanation-5: -Basic Syntax of an SQL Query With a WHERE Clause The WHERE clause follows the SELECT and the FROM clauses. While the SELECT clause specifies the columns to be returned from the table(s), the WHERE clause contains the conditions that must evaluate to true for a row to be returned as a result.

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