In standard sql, the optimizer hint first_rows is generally used for mode processes.

In standard sql, the optimizer hint first_rows is generally used for interactive mode processes. The first_rows serves to return the first value and not the full content, and as such, it optimizes the code functioning, this is specially important to shorten codes.

i got 3,4 and 5 as an answer

the correct answer is the following is a list of inventions made in the medieval islamic world, especially during the "islamic golden age" (8th to 13th centuries),[1][2] as well as the late medieval period, especially in the emirate of granada and the ottoman empire.

science and technology in the islamic world adopted and preserved knowledge and technologies from contemporary and earlier civilizations, including persia, india, china, and greece-roman antiquity, while making a number of improvements and innovations.