Zend

200-550 · Question #130

Some databases support the LIMIT clause. ft is a method to ensure that

The correct answer is B. only a defined subset of rows are read in SELECT queries. See the full explanation below for the reasoning.

Question

Some databases support the LIMIT clause. ft is a method to ensure that

Options

Aonly certain rows are deleted in DELETE queries.
Bonly a defined subset of rows are read in SELECT queries.
Conly certain users can access the database.

How the community answered

(27 responses)

A
7% (2)
B
78% (21)
C
15% (4)

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