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After your database was put into production a design flaw was discovered. One of the relationships identified as a 1:N relationship was determined to be a N:M relationship. Using the example of vehicles and drivers, discuss the issues to convert the relationship for the new cardinality including the new relationships and attributes for the tables.
You can Assume that Driver's License number is always unique, even across different states. Also assume that zipcode determines city and state.
Vehicle(VIN, Make, Model, Color, Licence_tag)Drivers(Driver_license_no, last_name, first_name, middle_name, address, zip, VIN)Zipcode(Zipcode, City, State)
Using Join, list the items each customer ordered where the billing_price was lower than the item price (item, billing_price, and price). Sort the results alphabetically by customer name.
There are many kinds of relationships in a design model of a database. Why is it important to classify each of these types in an ERD Model?
Your task is to develop a database to support this activity.Here is what you need to be able to provide Custom Auto Body in order to land your first consulting contract:
Explain efficient algorithm that, provided edge-labeled graph G with distinguished vertex v0 and sequence s = σ1, σ2, ..., σk of characters from Σ, returns path in G which begins at v0.
What does CHS stand for? List three items contained in the FAT database. List two features NTFS provides that FAT does not.
Explain the content of this document in natural language;Design the graph representation of document;
Write a Assignment to study and modify the PostgreSQL source code, with a focus on one of the core modules - the buffer manager
Mark the following words in the document as index entries: behavior (four instances), favorable (five instances), and impression (eight instances).
Show all the data in each of the four tables. Do not show foreign key columns. Write names and e-mail addresses for all customers who have had a stove repair that cost more than $50.
Suppose a database has tables given below. Write the names and e-mail addresses for all customers who have had stove repair which cost more than $50.
List the courses (D-code and C-no), along with the names of the students who are currently taking them. List all the courses (D-code and C-no) that John (i.e., S-Name=''John'') got 'A' grade.
What is Recovering a database via rollforward? What is aim of transaction log? What is contained in transaction log?
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