SALES Customer ID (primary key) Date of purchase Item code(foreign key) 001 2/05/2021 A-1 002 3/05/2021 B-1 003 4/05/2021 C-1 004 5/05/2021 D-1 005 6/05/2021 E-1 ITEM LIST Item code(primary key and foreign key) Item name Quantity A-1 Bread  35 B-1 Milk 45 C-1 Egg 12 D-1 Tea 20 PRICE LIST Item code(primary and foreign key) Item cost Total price A-1 15 525 B-1 15 675 C-1 8 96 D-1 20 400 Design a logical view for the tables

Q: Convert to normalization

A: Given that, The given database tables are: Person, Employee, Department, Invoice, Customer, Supplier…

Q: SQL DDL corresponding to this schema (i.e. the CREATE TABLE statements Database Schema: branch (…

A: To create primary key,  create table tableName(colName datatype primary key);  To create foreign…

Q: 2.1 In Tables A,B,C identify the primary key(s), secondary key(s) and the foreign key(s). If a table…

A: 2.1 In Tables A,B,C identify the primary key(s), secondary key(s) and the foreign key(s). If a table…

Q: Dete Adess Year of_death Purchase date Number_of entais Nane Year of Jath Code Times eted Number…

A: we need to convert given E-R diagram to Relational schema. For N: M relation we have created a New…

Q: Cust_id (NOT NULL) Txn_date (Not NULL) Txn_type (NOT NULL) Txn_amount (NOT NULL) 1 2020-01-21…

A: The CREATE TABLE statement is used to create a new table. Syntax: CREATE TABLE table_name (column1…

Q: What is the output of the following SQL statement? SELECT name, hCity, pcity, population FROM…

A: Answer: Output 3

Q: - Copy the name, salary, and commission of each employee hired before 1980 into TEMP table - Copy…

A: INSERT INTO query is used to copy the sql data from one table to another table.WHERE is SQL clause…

Q: A table schema field record is a record in a database that contains a single piece of information. O…

A: Given: A table is a big collection of data organized in a row and column manner (as a matrix), where…

Q: How is data recorded in a table's rows broken up in a database?

A: Given: The following examples illustrate how data is stored in a row in a table in a database The…

Q: Department Employee • Code Name Manager .ID Name Salary 44 Engineering 2538 2538 Lisa Ellison 45000…

A: Referential integrity is a critical aspect of database design, ensuring that relationships between…

Q: customer (customer_id, first_name, last_name, customer_email, customer_address, city,…

A: customer (customer_id, first_name, last_name, customer_email, customer_address, city,…

Q: Execute a SQL statement to add a not null constraint to the field date_of_order

A: The NOT NULL constraint in SQL ensures that a column cannot incorporate any NULL values, that means…

Q: Design a database for this data.

A:

Q: Your university runs many hundreds of courses each semester and needs to keep track of key…

A: the code is given below:-

Q: How do view tables differ from base tables in a relational database?

A: Tables in a relational database can be broadly categorized into two types: base tables and view…

Q: The Car Maintenance team wants to add Tire Change (ID: 1) maintenance task for all cars with the due…

A: Answer: We have given answer in SQL you can see below. And you can update as per you requirement.

Q: REQUIREMENTS TABLE: Field Name Data type Field size Constraints Content / Description REQUESTS…

A: The Staff and Admin has many attributes common and hence it seems Admin is sub-type of Staff entity…

Q: A table schema field record is a record in a database that contains a single piece of information. O…

A: Field Record Table: Records (rows) and fields make up a table (columns). Data may be entered in…

Q: Relational database select operations remove columns that fulfill requirements. Is this answer…

A: In this question we have to understand Let's understand and hope this helps if you have any queries…

Q: Write the standard MYSQL query to retrieve the average customer balance grouped by SalesRepNo Write…

A: I have provided answers in step 2.

Q: Execute a SQL statement to add a unique constraint for the order_id in order_db

A: Lets make use of the following commands to create the database and table order_db to test the…

Q: What is the output of the following SQL statement? SELECT name, hcity, pcity, population FROM…

A: FULL JOIN: The function of FULL JOIN is to return the entire tuples of right table and the left…