Which statement is true regarding the UNION operator?

Business, Finance, Economics, Accounting, Operations Management, Computer Science, Electrical Engineering, Mechanical Engineering, Civil Engineering, Chemical Engineering, Algebra, Precalculus, Statistics and Probabilty, Advanced Math, Physics, Chemistry, Biology, Nursing, Psychology, Certifications, Tests, Prep, and more.
Post Reply
answerhappygod
Site Admin
Posts: 899559
Joined: Mon Aug 02, 2021 8:13 am

Which statement is true regarding the UNION operator?

Post by answerhappygod »

Which statement is true regarding the UNION operator?

A. The number of columns selected in all SELECT statements need to be the same
B. Names of all columns must be identical across all SELECT statements
C. By default, the output is not sorted
D. NULL values are not ignored during duplicate checking
Join a community of subject matter experts. Register for FREE to view solutions, replies, and use search function. Request answer by replying!

This question has been solved and has 1 reply.

You must be registered to view answers and replies in this topic. Registration is free.


Register Login
 
Post Reply