Computers and Technology

The first query is computationally less expensive than the second query. (Assume no indexes exist on release_date.) Query 1: SELECT DISTINCT(release_date) FROM books; Query 2: SELECT release_date FROM books;True or false?

answer
Answers: 1

Other questions on the subject: Computers and Technology

image
Computers and Technology, 21.06.2019 14:00, mpete1234567890
Var add = function( x, y ) { return ( x + y ); } alert( add (5, 3) ); 11. (refer to code example 2.) the function a. accepts 2 parameters and returns 2 values. b. accepts 2 parameters and returns 1 value. c. accepts 2 parameters and does not return a value. d. does not accept a parameter and returns 1 value.
Answers: 1
image
Computers and Technology, 23.06.2019 11:00, shawn20034
This chapter lists many ways in which becoming computer literate is beneficial. think about what your life will be like once youโ€™re started in your career. what areas of computing will be most important for you to understand? how would an understanding of computer hardware and software you in working from home, working with groups in other countries and contributing your talents.
Answers: 1
image
Computers and Technology, 23.06.2019 13:30, juliajordan427
Best laptops for college [$100-$500 range]?
Answers: 2
image
Computers and Technology, 24.06.2019 00:00, Amrinderkhattra
Visualizing a game of โ€œtagโ€ to remember the meaning of contagious
Answers: 3
Do you know the correct answer?
The first query is computationally less expensive than the second query. (Assume no indexes exist on...

Questions in other subjects:

Konu
Mathematics, 06.11.2019 01:31