Suppose that you are a manufacturer of product ABC, which is composed of parts A, B, and C. Each time a new product ABC is created, it must be added to the product inventory, using the PROD_QOH in a table named PRODUCT. Also, each time the product is created, the parts inventory, using PART_QOH in a table named PART, must be reduced by one each of parts A, B, and C. The sample database contents are shown in Table P10.1.Given the preceding information, answer Questions a through e. How many database requests can you identify for an inventory update for both PRODUCT and PART? Using SQL, write each database request you identified in Step a. Write the complete transaction(s). Write the transaction log, using Table 10.1 as your template. Using the transaction log you created in Step d, trace its use in database recovery. TABLE P10.1TABLE NAME: PRODUCTPROD_CODEABCPROD_QOH1,205TABLE NAME: PARTPART_CODEABCPART QOH56798549

(a) An inventory update for PRODUCT and PART requires two or four database requests. One database…

Answered: Suppose that you are a manufacturer of…

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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Suppose that you are a manufacturer of product ABC, which is composed of parts A, B, and C. Each time a new product ABC is created, it must be added to the product inventory, using the PROD_QOH in a table named PRODUCT. Also, each time the product is created, the parts inventory, using PART_QOH in a table named PART, must be reduced by one each of parts A, B, and C. The sample database contents are shown in Table P10.1.

Given the preceding information, answer Questions a through e.

How many database requests can you identify for an inventory update for both PRODUCT and PART?

Using SQL, write each database request you identified in Step a.

Write the complete transaction(s).

Write the transaction log, using Table 10.1 as your template.

Using the transaction log you created in Step d, trace its use in database recovery.

TABLE P10.1
TABLE NAME: PRODUCT
PROD_CODE
ABC
PROD_QOH
1,205
TABLE NAME: PART
PART_CODE
A
B
C
PART QOH
567
98
549

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