a) Choice between the alternatives: In the first when considering SSD as the storage layer is better because it performance is guaranteed. With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

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Answer 1

Expert Solution & Answer

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

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Hands-On Assignments Part II Assignment 1-5: Querying the DoGood Donor Database Review the DoGood Donor data by writing and running SQL statements to perform the following tasks: 1. List each donor who has made a pledge and indicated a single lump sum payment. Include first name, last name, pledge date, and pledge amount. 2. List each donor who has made a pledge and indicated monthly payments over one year. Include first name, last name, pledge date, and pledge amount. Also, display the monthly payment amount. (Equal monthly payments are made for all pledges paid in monthly payments.) 3. Display an unduplicated list of projects (ID and name) that have pledges committed. Don't display all projects defined; list only those that have pledges assigned. 4. Display the number of pledges made by each donor. Include the donor ID, first name, last name, and number of pledges. 5. Display all pledges made before March 8, 2012. Include all column data from the DD PLEDGE table.

Answer 2

Expert Solution & Answer

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

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Answer 3

Expert Solution & Answer

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

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Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 4

Expert Solution & Answer

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

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Subscribe now to access step-by-step solutions to millions of textbook problems written by subject matter experts!

Answer 5

Expert Solution & Answer

Answer 6

Expert Solution & Answer

Answer 7

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

Answer 8

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Answer 9

Chapter 12, Problem 1PE

Explanation of Solution

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Answer 10

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

Answer 11

Explanation of Solution

b)

Choice between the alternatives:

In the second case, the frequently used block that is blocks that are accessed at a higher level are not known exactly and it is not possible to assign a part of relation to the SSD.

The relations are very large and it is completely not possible to assign all of the relation to SSD.

Here SSD utilized as the cache will be work better in this case.

Answer 12

Ch. 12 - Prob. 1PE Ch. 12 - Prob. 2PE Ch. 12 - Prob. 3PE Ch. 12 - Prob. 4PE Ch. 12 - Prob. 5PE Ch. 12 - Prob. 6PE Ch. 12 - Prob. 7PE Ch. 12 - Given the relations a(name, address, title) and...Ch. 12 - Prob. 9E Ch. 12 - Prob. 10E

a) Choice between the alternatives: In the first when considering SSD as the storage layer is better because it performance is guaranteed. With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

a) Choice between the alternatives: In the first when considering SSD as the storage layer is better because it performance is guaranteed. With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.

Explanation of Solution

Want to see more full solutions like this?

Chapter 12 Solutions

a)

Choice between the alternatives:

In the first when considering SSD as the storage layer is better because it performance is guaranteed.

With SSD is considered as a cache, some of the request is required to be read from the magnetic disks that can cause delays in it.