The business rules for this problem are: . A bank customer may not have any loans. . A bank customer may have many loans. . A loan is for one bank customer at most. . A loan is for at least one bank customer. Based on this information, what crows foot symbols should be placed at positions 1 and 2 in the initial ERD below. CUSTOMER CUSTOMER CUSTOMER HHC 0 LOAN LOAN LOAN

The business rules for this problem are: . A bank customer may not have any loans. . A bank customer may have many loans. . A loan is for one bank customer at most. . A loan is for at least one bank customer. Based on this information, what crows foot symbols should be placed at positions 1 and 2 in the initial ERD below. CUSTOMER CUSTOMER CUSTOMER HHC 0 LOAN LOAN LOAN

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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- Find the employee in each department who makes the highest salary in their departments
Question 2 of 20 : Select the best answer for the question. 14 -13 K = 8 -1 10 -2 2. Find the determinant of K. A. 597 B. 671 O C.913 D. 1 O Mark for review (Will be highlighted on the review page) >
12. Consider the following rules: IF a = 10 R1 AND b = 15 THEN c = 20 IF b = 15 R2 AND a = 10 THEN c = 20 Are these two rules redundant? Why? Which rule is made redundant by the other?
ABC department store keeps information on departments, products, and employees. For each department, the department ID, name and office phone extension are stored. For each employee, the employee ID, and name are stored. A department can have many employees and each employee can be assigned to multiple departments. Each department is managed by one employee. Each department sells many products and each product is sold by only one department. Products can be shoes, clothes, or other miscellaneous. The product ID and price are stored for each product. No additional data is stored for the miscellaneous products. For all shoes, shoe type, shoe color and shoe size are also stored. For all clothes, the season (one of: winter, spring, summer, year-round) is stored. Clothes can be shirts, pants or dresses. For shirts, collar size, sleeve size and type are stored. For pants, waist size, length and type are stored. For dresses, size, and type are stored. Draw the Crow’s foot ERD (including all…
Answer in python please. Include bounds and risks.
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Q.2: Part I: review the customer and agent tables given below, and provide the result of the following relational operators: Draw new tables and give the name of the relational operator: View all customers whose zip code is 32145 View all agents' phone numbers (vertical view) Part II: Review the customer and agent tables given below, and provide the results of performing the three join relational operators shown below (you may create a table for each result or write your answer): Inner join Left join Right join FIGURE Two tables that will be used in join illustrations 3.10 Table name: CUSTOMER Table name: AGENT CUS CODE CUS LNAME CUS ZIP AGENT_CODE 1132445 1217782 1312243 1321242 1542311 AGENT CODE AGENT_PHONE 125 167 231 333 Walker 32145 231 6152439887 32145 125 Adares 6153426778 Rakowski 34129 167 6152431124 Rodriguez 37134 125 9041234445 Smithson 37134 421 1657399 Vanloo 32145 231 SOURCE: Course Technology Cengage Learning