Question: In order for two queries to be UNION - compatible, they must: Group of answer choices Both return the same number of columns Both return

In order for two queries to be UNION-compatible, they must:
Group of answer choices
Both return the same number of columns
Both return exactly one row
Both return the same number of rows
Both have the same number of lines of SQL code
Both use data from the same tables

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Q:

In order for two queries to be UNION - compatible, they must: Group of answer choices Both return the same number of columns Both return exactly one row Both return the same number of rows Both have...

Q:

Q 1 . Choose the correct answer from the following 2 . 2 In order for two queries to be UNION - compatible, they must: A ) both have the same number of lines in their SQL statements. B ) both output...

Q:

Q 1 . Choose the correct answer from the following In order for two queries to be UNION - compatible, they must: A ) both have the same number of lines in their SQL statements. B ) both output...

Q:

c# test: 1. Which SQL keyword may cause some rows to be excluded from the result set? a. WHERE b. SELECT c. FROM d. USING 2. Which test correctly compares the contents of two strings for equality?...

Q:

An operation to join a table to itself is called a(n): a) sufficient-join. b) inner join. c) outer join. d) self-join. 7. A type of query that is placed within a WHERE or HAVING clause of another...

Q:

Researching changing consumer needs and desires for airline travel is a key aspect of American Airlines' business plan. Which of the following HR planning activities BEST supports this practice?...

Q:

American airlines case Researching changing consumer needs and desires for airline travel is a key aspect of American Airlines' business plan. Which of the following HR planning activities BEST...

Q:

The responsiveness by SUPPLIERS to produce more or fewer goods or services because of a price change is called: Group of answer choices price elasticity of supply. supply elasticity of demand. income...

Q:

1. The Pinkman Company borrowed $20,000 at an interest rate of 8% to purchase some equipment and will make annual payments on the loan. If the term of the loan is 4 years, what is the total amount of...

Q:

The responsiveness by SUPPLIERS to produce more or fewer goods or services because of a price change is called: Group of answer choices price elasticity of supply. supply elasticity of demand. income...

Q:

Conceming the integral I = dx which of the following is true: %3D sin is an improper integral of type Il and is divergent. Iis an improper integral of type I and is divergent. apoper integral of type...

Q:

In the previous question, you were asked to illustrate why the mad cow disease announcement initially caused the U. S. equilibrium price of beef to fall and the quantity to rise. Show that if the...

Q:

15. Describe the effect on the lessee of a bargain purchase option in accounting for a finance lease transaction.

Q:

Compared with half a century ago, adoption has become _ _ _ _ _ _ _ _ _ common, but it is more open and acceptabl e , so we probably discuss it _ _ _ _ _ _ _ . fill in the blanks more or much less or...

Q:

7. Calculate the ROI by dividing benefits (operational results) by costs. The ROI gives an estimate of the dollar return expected from each dollar invested in training.

Q:

5. Determine the training costs (direct costs indirect costs development costs overhead costs compensation for trainees).

Q:

1. What can be done to motivate companies to evaluate training programs?