What is the difference between dropping a column and setting a column as unused?
Question:
What is the difference between dropping a column and setting a column as unused?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 77% (9 reviews)
When dropped the storag...View the full answer
Answered By
Utsab mitra
I have the expertise to deliver these subjects to college and higher-level students. The services would involve only solving assignments, homework help, and others.
I have experience in delivering these subjects for the last 6 years on a freelancing basis in different companies around the globe. I am CMA certified and CGMA UK. I have professional experience of 18 years in the industry involved in the manufacturing company and IT implementation experience of over 12 years.
I have delivered this help to students effortlessly, which is essential to give the students a good grade in their studies.
3.50+
2+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Computer science questions
-
What is the difference between disabling a constraint and dropping a constraint?
-
What is the difference between a column and a super column in a column family database?
-
What is the difference between what-if analysis and goal-seeking analysis?
-
On January 1, 2014, Iron Mountain Ski Corporation purchased a new snow-grooming machine for $50,000. The machine is estimated to have a 10-year life with a $2,000 salvage value. What journal entry...
-
The adjusted trial balance for Hercules Company is presented below. Instructions (a) Prepare the closing entries. (b) Prepare T accounts for the accounts affected by the closing entries. Post the...
-
Suppose that the basil does not pass the chemical-residue inspection. Which concept discussed in the chapter might allow Vals to refuse to perform the contract in this situation? Vals Foods signs a...
-
This (partial and adapted) advertisement appeared in The Wall Street Journal. A subordinated debenture gives rights to the bondholder that are more restricted than the rights of other bondholders....
-
1. How should Oreos success in social engagement be evaluated? What metrics would be most useful? Consider both the usage-specific metrics that a social media provider might supply as well as...
-
How are original equipment manufacturing (OEM), own design manufacturing (ODM), and subcontracting different?
-
An inexperienced accountant for Zoeng Company, Ltd. made the following errors in recording merchandising transactions. 1. A HK$1,750 refund to a customer for faulty merchandise was debited to Sales...
-
What guidelines should you follow when naming tables and columns in Oracle 12c?
-
How many columns can be dropped in one ALTER TABLE command?
-
Compare a battery made from the following pairs of aqueous half cells: Mg ++ + 2e - Mg(s) and Cu ++ + 2 e - Cu(s) with Fe ++ + 2 e - Fe(s) and Ag + + e - Ag(s). What will be the voltages and can...
-
A duck farmer wishes to build a rectangular enclosure of area 100 m. The farmer must purchase wire netting for three of the sides, as the fourth side is an existing fence. Naturally, the farmer...
-
Read the extract given below and highlights key points in it? C&F Apparel, Inc. Bill Smith, director of business planning for C&F Apparel, chewed on a pencil as he looked out the window of his...
-
3. 4. Edna bought 3.55 pounds of beef and 6.72 pounds of chicken. How many pounds of meat did Edna buy? Show or explain how you solved. Answer: Bill received 4 packages in the mail. Each package...
-
A father put a dollar on the first square of an 8x8 checkerboard. On the second square, the father doubled $2, on the third $4, the fourth $8 and so on. At what square would the value be more than $1...
-
It was 2021, and the world was deep into the crisis of the COVID-19 (Corona Virus Disease) pandemic which had triggered a variety of challenges for organizations worldwide. Earlier in the year, a...
-
Hot water at 80C is flowing to a dishwasher at a rate of 15.0 L/min through a standard hydraulic copper tube, 15 mm OD 1.2 mm wall. Is the flow laminar or turbulent?
-
Why is inventory management important for merchandising and manufacturing firms and what are the main tradeoffs for firms in managing their inventory?
-
Consider the inheritance of classes from Exercise R-2.12, and let d be an object variable of type Horse. If d refers to an actual object of type Equestrian, can it be cast to the class Racer? Why or...
-
Give an example of a Java code fragment that performs an array reference that is possibly out of bounds, and if it is out of bounds, the program catches that exception and prints the following error...
-
If the parameter to the makePayment method of the CreditCard class (see Code Fragment 1.5) were a negative number, that would have the effect of raising the balance on the account. Revise the...
-
The human body has a blood volume of about 5 liters (p = 1060 kg / m3). The total volume of blood with a cell density of 1225 kg / m3 turned out to contain 1% white blood cells and 44% red blood...
-
Matt is a 23 year old male athlete training for a marathon. Heis also trying to lose weight. His height is 511, weight is 235lbs., usual weight is 252 lbs. He is currently doing a low-carbdiet that...
-
The Sports Equipment Division of Harrington Company is operated as a profit center. Sales for the division were budgeted for 2020 at $896,000. The only variable costs budgeted for the division were...
Study smarter with the SolutionInn App