REP (REP_NUM, LAST_NAME, FIRST_NAME, STREET, CITY, STATE, POSTAL_CODE, COMISSION, RATE) CUSTOMER (CUSTOMER_NUM, CUSTOMER_NAME, STREET, CITY, STATE, POSTAL_CODE, BALANCE, CREDIT_LIMIT, REP_NUM) ORDERS (ORDER_NUM, ORDER_DATE, CUSTOMER_NUM) ORDER_LINE (ORDER_NUM, ITEM_NUM, NUM_ORDERED, QUOTED_PRICE) ITEM (ITEM_NUM, DESCRIPTION, ON_HAND, CATEGORY, STOREHOUSE, PRICE)   What is the total value of orders placed for each item? Report under these column headings:  ITEM_NUM, DESCRIPTION, TOTAL_VALUE (NOTE: Value will be based on a total of  ( price x quantity) for each order line for the item.)

Q: Design an entity-relationship diagram for the mail order database. Consider a MAIL_ORDER database in…

A: The entity-relationship diagram in the database management system is also known as the ER diagram.…

Q: Given the default schema of a database: Orders 123 Orderld OrderDate ADC OrderNumber 123 Customerld…

A: A Foreign key is a field in a table that is used to reference the Primary key of another table. It…

Q: rite the SQL statements to create all of the necessary tables to represent the above diagram,…

A: Note: Since you have not provided the database name to write the SQL query so I am using the MYSQL…

Q: In Sql These are some database from a set of tables insert into AccountHolder(AccountID,…

A: In this database scenario, we have a collection of tables representing an imaginary banking system.…

Q: Given the default schema of a database: Orders 123 Orderld OrderDate ADC OrderNumber 123 Customerld…

A: Please refer to the following step for the complete solution to problem above.

Q: Please look at this schema. Please convert this into a relational schema (you can give the answer as…

A: Solution- Data Model Diagram to Relational Database Conversion Rules: 1. Each entity in Data Model…

Q: An attribute in the context of a relational database may be defined as: A Something about which data…

A: The term attribute in the relational database can be defined as a column of a table.

Q: Choose a database application with which you are familiar. Design  a schema and show a sample…

A: Design a schema and show a sample database for that application, using the notation of Figure 1.…

Q: How do data modeling techniques vary between traditional relational columns and JSON/XML columns?

A: Given,How do data modeling techniques vary between traditional relational columns and JSON/XML…

Q: Consider the following schema for a company database and answer the following questions: DEPARTMENT…

A: The  question did not say which DBMS platform has to be used.So MS SQL Server has been used to…

Q: I might have missing something to add. Here are the steps I need help: Write the SQL code that will…

A: Given: I might have missing something to add. Here are the steps I need help: Write the SQL code…

Q: Reducing the size of a table in a relational database may be done using a select operation by…

A: No, reducing the size of a table in a relational database by simply selecting and removing columns…

Q: Indicate the changes (using the shorthand representation) that you would need to make to the…

A: SOLUTION -

Q: 13. Using a single command sequence with the EMP_2 table, write the SQL code that will change the…

A: 13. The required SQL code to assign the value 18 to PROJ_NUM where JOB_CODE is 500 is given as…

Q: Suppose you are creating a database for a library management system. Explain how you would create a…

A: create a database for a library management system.…

Q: 6. Create a view Course_Grades showing GPA of all the students in a class with Class_Code: 11794.…

A: 6. CREATE VIEW Course_Grades AS  SELECT S.Stu_Num…

Q: Reducing the size of a table in a relational database may be done using a select operation by…

A: The select operation is essentially an operation that searches the data contained inside the table…

Q: Seminar eminar ID Integer eminar Date Date Seminar Time Time ocation Seminar Title Address String…

A: As the customer may or may not attend the seminar or several seminars, the seminar and the customer…

Q: Reducing the size of a table in a relational database may be done using a select operation by…

A: The SELECT statement is used to query a database and retrieve data from one or more tables. It is…

Q: Implement a new independent entity phone in the Sakila database. Attributes and relationships are…

A: All lower case Underscore separator between root and suffix Foreign keys have the same name as…

Q: What data types would you use for the attributes in this entity? How would you code a CREATE TABLE…

A: In a database management system (DBMS), an attribute is a piece of data that describes an entity.…

Q: Write the SQL code that will list all of the drivers in the database that have been issued tickets.…

A: We will use the MySQL codes to find all the data asked in the question.

Q: Consider the business trip database that keeps track of the business trips of salesman in an office.…

A: Structured Query Language (SQL) : It is a programming language used to manage and manipulate…

Q: Consider the following sales relational database schema for sales.   Item (ItemNo: integer,…

A: SELECT          i.itemName,         i.type      FROM item i     INNER JOIN Sales s          ON…

Q: PLZ help with the following: Translate your ER diagram into a relational schema in the form of SQL…

A: E-R diagram is given with different attributes. From this we will create tables

Q: Question 4 (Q4.sql): Use E/R style conversion for subclass DeptID: varchar(20) Departments…

A: The information from the given ER diagram: Departments: Name: nvarchar(50) DeptID: varchar(20)…

SQL Query

Structured Query Language is the full form of SQL. It is one of the standard languages to deal with the relational database. It is used to insert, update, delete, and search the records stored in a RDBMS. The relational databases are created and managed by using SQL.