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1. A well-maintained relational DBMS has a high level of data integrity. What features of a relational DBMS contribute towards this level of integrity?
2. (a) Explain the various functions of RDBMS? Name the different categories of RDBMS users and how they are different from each other.
(b) RDBMS has become most popular Database System world wide? Justify your answer with suitable example.
3. Explain different integrity constrains supported by RDBMS and ORDBMS with suitable examples.
4. Process of normalization is the integral part of designing a database. Justify this statement with suitable database design.
5. Differentiate among on any three of the following giving suitable examples:-
a) Primary Key
b) Candidate Key
c) Alternate Key
d) Unique Key
e) Super Key
Write SQL statement which creates stored procedure with one int input parameter. Stored procedure selects supplierId field and total of all Count field values for each group of supplierId's from Part table.
Upload your triggers and procedures here, along with the commented SQL statements needed to demonstrate that the triggers and procedures work as advertised.
in this problem we will consider a movie database with three tablesmoviedirectortitle director yearmoviecasttitle actor
Write SQL statements for the ten queries - find the names of all Tracks that are more than 10 minutes (600,000 ms) long. Result: (name: varchar(255))
Display all the LastNames from the Customers table and any associated OrdersIDs from the Orders Table. Show the LastName even if they do not have any associated orders. Order the results by LastName in ascending order.
Create a new Access database and set up a table named Sales Rep. Be sure to create attributes, set a primary key, select data types, and add descriptions as necessary. Use the following information:
Question 1: Describe conceptually how an SQL retrieval query will be executed by specifying the conceptual order of executing each of the six clauses?
question 1 write a query to display the last name department number and salary of any employee whose department number
The POS database must support the subsystems: Invoicing, Inventory Management, Customer Management, and Employee Management.
Postings from students in online courses. The database should include info on Students, Courses, Semesters, Topics, and Postings. Topics are created by an instructor and are specific to a particular class.
Describe three ways to backup an Oracle database
Write the command to list all the employees hired in 2003 and 2004. Sort the rows by the hire_date column in descending order.
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