With the UNION clause, each query involved must output the same number of column

Question

With the UNION clause, each query involved must output the same number of columns, and they must be UNION compatible.

Options:

A . True

B . False

Answer: Option A

Submit Your Solution Below and Earn Points !

Next Question

More Questions on This Topic :

Question 1. What type of join is needed when you wish to include rows that do not have matching values?....

Question 2. What type of join is needed when you wish to return rows that do have matching values?....

Question 3. A CASE SQL statement is which of the following?....

Question 4. Which of the following is true concerning a procedure?....

Question 5. Which of the following is true concerning systems information in an RDBMS?....

Question 6. Which of the following statements is true concerning routines and triggers?....

Question 7. Which of the following is one of the basic approaches for joining tables?....

Question 8. The following SQL is which type of join: SELECT CUSTOMER_T. CUSTOMER_ID, ORDER_T. CUSTOMER_ID, NAME, ORDER_ID FROM....NAME, ORDER_ID FROM CUSTOMER_T,ORDER_T WHERE CUSTOMER_T. CUSTOMER_ID = ORDER_T. CUSTOMER_ID

Question 9. Embedded SQL is which of the following?....

Question 10. . A UNION query is which of the following?....

Chapter 1 - GLOBAL STEEL SCENARIO & INDIAN STEEL INDUSTRY Part 1 : (13-04-2024) INDUSTRY AND COMPANY AWARENESS (ICA)

Direction Sense Test Part 1 Reasoning (Hindi)

Chapter 1 - RMHP / OHP / OB & BP Part 1 : (14-02-2024) GPOE

Cube & Cuboid Part 1 Reasoning (Hindi)

Data Interpretation (DI) Basic Concept Reasoning (Hindi)

Counting Figures Part 1 Counting Of Straight Lines Reasoning (Hindi)

Sail E0 free webinar Webinars

Real Numbers Part 7 Class 10 Maths

Real Numbers Part 1 Class 10 Maths

Polynomials Part 1 Class 10 Maths

DSP Combined 1 Free Revision Test SAIL JO E-0

GPOE / GPA Combined 1 Free Revision Test SAIL JO E-0

BSP Plant Specific Review Test SAIL JO E-0

BSL Combined 1 Free Revision Test SAIL JO E-0

GFM Combined 1 Free Revision Test SAIL JO E-0