Consider the following set of data (the key is Name): CLASS Name Alan Bob Carl Mary Ed Zac Frank Year Course CSCI 23000 CSCI 24000 CSCI 24000 CSCI 23000 CSCI 23000 CSCI 54100 CSCI 54100 2018 2018 2019 2018 2018 2019 2019 Consider the B* tree index (shown below) for the information in CLASS (given above). Carl Mary Zas Alan Bob Carl Ed Frank Mary Zae a) Add “arrows" to the diagram (above) to show the important structural features of the B* organization. b) Comment technically on changes in the configuration of this B* tree after the addition of the key value "Brad" Be specific and technical as to what happens to the structure. Answer: c) Comment technically on changes in the configuration of this B* tree after the addition the key value “Dan" (Assume the general algorithm given in Comer's paper) Be specific and technical as to what happens to the structure. Answer:

Consider the following set of data (the key is Name): CLASS Name Alan Bob Carl Mary Ed Zac Frank Year Course CSCI 23000 CSCI 24000 CSCI 24000 CSCI 23000 CSCI 23000 CSCI 54100 CSCI 54100 2018 2018 2019 2018 2018 2019 2019 Consider the B* tree index (shown below) for the information in CLASS (given above). Carl Mary Zas Alan Bob Carl Ed Frank Mary Zae a) Add “arrows" to the diagram (above) to show the important structural features of the B* organization. b) Comment technically on changes in the configuration of this B* tree after the addition of the key value "Brad" Be specific and technical as to what happens to the structure. Answer: c) Comment technically on changes in the configuration of this B* tree after the addition the key value “Dan" (Assume the general algorithm given in Comer's paper) Be specific and technical as to what happens to the structure. Answer:

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Concept explainers

A potential method of analysis

The complexity of the algorithm model emphasizes the potential method. This method is useful for examining a data structure's amortized time and space complexity.

Question

**Consider the following set of data (the key is Name):**

**CLASS**

| Name | Course | Year |
|-------|----------|------|
| Alan | CSCI 23000 | 2018 |
| Bob | CSCI 24000 | 2018 |
| Carl | CSCI 24000 | 2019 |
| Mary | CSCI 23000 | 2018 |
| Ed | CSCI 23000 | 2018 |
| Zac | CSCI 54100 | 2019 |
| Frank | CSCI 54100 | 2019 |

**Consider the B$^+$ tree index (shown below) for the information in CLASS (given above).**

```
Carl Mary Zac
/ \ / \ /
Alan Bob Carl Ed Frank Mary Zac
```

**a) Add “arrows” to the diagram (above) to show the important structural features of the B$^+$ organization.**

**b) Comment technically on changes in the configuration of this B$^+$ tree after the addition of the key value “Brad”**

*Be specific and technical as to what happens to the structure.*

**Answer:**

**c) Comment technically on changes in the configuration of this B$^+$ tree after the addition of the key value “Dan”**

*(Assume the general algorithm given in Comer’s paper)*

*Be specific and technical as to what happens to the structure.*

**Answer:**

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