Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask DBMS Expert


Home >> DBMS

Q1.

a) Consider the given schema:

Suppliers(sid: integer, sname: string, address: string)
Parts(pid: integer, pname: string, color: string)
Catalog(sid: integer, pid: integer, cost: real)

Here, sid is the key for the Suppliers, pid is the key for Parts, and sid and pid altogether form the key for Catalog.

prepare down an expression in SQL for each of the given queries:

a) Determine sids of suppliers who supply some green or red part.

b) Determine the sids of suppliers who supply every red part.

c) Determine the sids of suppliers who supply just red part.

d) Determine the sids of suppliers who supply some green part and some red part.

Q2. Describe the two tier architecture of the DBMS.

Q3. Illustrate the responsibilities of the Database Administrator (or DBA)?

DBMS, Programming

  • Category:- DBMS
  • Reference No.:- M910261

Have any Question? 


Related Questions in DBMS

Objective this is an individual assignment aimed to give

Objective: This is an individual assignment aimed to give the student exposure to the concepts relating to database systems and optimal strategies for efficient management of databases Learning Outcomes assessed: 1. Crea ...

Taskoverview of business casealive amp boating aampb is a

Task Overview of business case: Alive & Boating (A&B) is a small start-up company that sells small boats in Wagga. A&B keeps its models in several showrooms across the city. At this stage customers cannot view the availa ...

Describe a database that might be used in nursing using

Describe a database that might be used in nursing. Using this data, explain the relationship between a field, a record, a table and a database. In addition, what are the advantages of managing database information in Acc ...

Query 1list all movies played in landmark or music box

Query 1 List all movies played in Landmark or Music Box. Output only titles and eliminate duplicates. Query 2 List all stars born after 1960. Order them by their birthdate in ascending order. Output their first names, la ...

Consider a typical sales invoice that would include the

Consider a typical sales invoice that would include the following information. Design a single table to hold all of the information required to store an invoice including this information. Next, apply normalization to re ...

Replacement china incproject descriptionyou work as an

Replacement China, Inc. Project Description: You work as an associate database manager at Replacement China, Inc. This firm specializes in finding difficult-to-replace, no-longer manufactured china, crystal, silver, and ...

Learning outcomes1 manage user access and user profiles

Learning Outcomes 1. Manage user access and user profiles within a complex DBMS 2. Conduct database audits 3. Develop backup and recovery procedures Read the given scenario and perform all tasks. You have to answer all q ...

Virtualization fundamentalsunit 3 research projectwrite an

Virtualization Fundamentals Unit 3 Research Project Write an overview of *any two* of the following topics. Each overview should be between one half and one full page long. You should use a minimum of two sources for eac ...

Assignment1write a query that retrieves studentlastname

Assignment 1. Write a query that retrieves student.last_name, student.first_name and total number of enrollments from the student and enrollment tables. Your query should also include students that do not have any enroll ...

Frontlines united states of secrets all Frontline's United States of Secrets, all

Frontline's United States of Secrets, all episodes: http://www.pbs.org/wgbh/frontline/film/united-states-of-secrets/ (Links to an external site.) Nova's Genome specials http://www.pbs.org/wgbh/nova/body/cracking-the-code ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro