Using Figure P7.1 in the text as a guide, write the SQL/DDL to create the Job and EMPLOYEE tables. Note the cardinality requirements for the relationship indicates a foreign key and values are required. Write the SQL commands to add the first three records to the JOB table and the first three records to the EMPLOYEE table. a. What happens if you create the EMPLOYEE table before the JOB table? Why? b. What happens if you add an employee record with a JOB _CODE not present in the JOB table? Why?

Given the table PRODUCT(ProductID, ProductName, ProductClass, ProductWeight, ProductStyle, ProductColor, ProductPrice). Note: ProductWeight and ProductPrice are numeric fields, and the other attributes are character fields, i.e., store text. Write a SQL query to display the product class whose average price is at least 50

(a) Write the sql syntax to create a table name Client with the following restrictions; Client(cid, cname, address, age, occupation, salary, payment_mode) Where cid is the primary key. cname do not accept null values. Payment_mode accepts only cash or credit entries. The default address is “vacoas". client is at least 25 years old. Salary is above Rs 30000. (b) Consider the schema of Customer table in part(a) and write SQL statements for the following queries. i. Using SQL, write the command to add a new column in the client table with the following data definition; (Column “gender" of char data type and field size of 1). ii. Using SQL, write the command to insert the values in the Client table. cid address age occupation salary Payment_mode gender cname 123 sam vacoas 31 manager 60000 cash m 124 david flacq 38 administrator 45000 credit m iii. Write the SQL query to display the cid of all employees. iv. Write the SQL code to list all administrators whose salary is greater than Rs…

Part B Create the entities, subtypes, and relationships according to the business rule below. Then map the entities identified into tables. Do these in SQL developer. BUSINESS RULE: A Seller can be categorized as Retailer or Wholesaler. All sellers have a seller id, first name, last name, contact no and maximum credit. A retailer has a RetailPrice, while a Wholesaler has a WholeSalePrice. Each seller should be categorized only to either a retailer or a wholesaler and cannot be a retailer and a wholesaler at the same time. A seller can have one or more shops and shops must be owned by a seller. A shop can contain many products and many products must be found in at least one shop or more shops. Products Shops price type manufacturer Kaddress name Copy and Paste your answers here. (Answers should come from SQL developer)

4. This question continues from Q3. (a) Write the insert SQL to populate the Zoom, BB, and the QR tables with the values given below. For each table, use only one insert to complete the insert task. The Duration column is initially empty. (b) Can you insert the ZOOM table first? Provide a reason according to the relational database theory if it is not possible. (c) Write a Delete SQL to remove student ‘M M’ from the BB table. If it is not possible to remove the row, provide a reason according to the relational database theory. You must not use SID in the SQL because only the name is given. (d) Write an Update DML that will compute and update the duration in minutesin the Zoom table. Show the updated table and the DML.

USE this part to write SQL statements at the bottom questions 1-11   Branch(branch_id:integer, branch_name:varchar(50), branch_location:varchar(40), money_on_hand:numeric(15,2)       create table Branch             (branch_id                              integer,     branch_name                                 varchar(50),     branch_location                 varchar(40),     money_on_hand                 numeric(15,2),     primary key (branch_id));   Loan(loan_number:integer, branch_id:integer, amount:numeric(8,2))                   foreign key branch_id references Branch(branch_id)   create table Loan       (loan_number            integer,     branch_id                                  integer,     amount                                     numeric(8,2),     primary key (loan_number),     foreign key (branch_id) references Branch (branch_id));   Customer(customer_id:integer, customer_last_name:varchar(35),customer_first_name:varchar(25), customer_street:varchar(30),…

I want to write the SQL to create the tables for the ERD attached, but I also want to add this to the tables: rental date, due date, and return date so that I can support overdue queries. I also want it so each table has primary keys and foreign keys. I want it so the tables have at least 4 rows of data. How can I do this? Thank you for your help as I learn more about SQL and table creation.

use EMP and DEPT tables, in the Live SQL, to perform the following operations. 1- List the Departments's Names that have no employees 2- List the name of the employees' Names, dept's Names, and the SAL in JD rounded to 2 digits (one dollar = 0.7 JD). EMP and DEPT tables: https://livesql.oracle.com/apex/livesql/file/content_O5AEB2HE08PYEPTGCFLZU9YCV.html

You are working with a database table that contains invoice data. The table includes columns for invoice_id and billing_state. You want to remove duplicate entries for billing state and sort the results by invoice ID. You write the SQL query below. Add a DISTINCT clause that will remove duplicate entries from the billing_state column. NOTE: The three dots (...) indicate where to add the clause. SELECT ... FROM invoice ORDER BY invoice_id What billing state appears in row 17 of your query result? 1 point 1-CA 2-NV 3-WI 4-AZ

Please show all work and write it in PL/SQL and copypaste what you have.