Using the Employees table, write a subquery that will display First_Name, Salary and Department_id of all employees, whose department_id is the same as the Department_id of "Kevin" or Salary is more than the Salary of “Ellen".

Q: Alter the INVOICE_LINE table by adding the INVOICE_NUM column as a foreign key referencing the…

A: Alter table : used to modify column, add column/columns, add constraints, drop column, rename, drop…

Q: Write a SELECT statement that returns the companyname, address, city and postalcode from the…

A: We need to display companyname, address, city and postalcode from the suppliers table Tables needed:…

Q: THIS MODULE IS ABOUT SUBQUERIES, SO YOU MUST USE SUBQUERIES INSTEAD OF TABLE JOINS IN THIS…

A: In SQL we use the sub queries along with the IN clause to get the set of records for which we need…

Q: nt that

A: The explicit join syntax makes use of two keywords, ON and JOIN. ON keyword is used to specify the…

Q: Write correlated and noncorrelated subqueries and understand when to use each.

A: This question argues about correlated and noncorrelated subqueries and understand when to use each.

Q: What comparison operators are required for multiple-row subqueries?

A: Multi-row subqueries: Multiple-row subqueries are the subqueries that can return more than one row…

Q: Which clause can be used to restrict or filter the groups returned by a query based on a group…

A: Clause used to restrict the groups: The GROUP BY function is a SQL command that is used to group of…

Q: Question 2. Which of the following operator can be used between main query and subquery?

A: solution provide in second step

Q: Produce a list of all customer names in which the first letter of the first and last names is in…

A: For people, it is easy to read the data in the combination of lowercase and uppercase letters rather…

Q: Use a subquery to find employees' last names and hire date from the employees table whose manager is…

A: Let us see the answer:-

Q: Using the software.subscription table, pull all columns for subscriptions that have been cancelled.…

A: For the given database, if the user wants to select all the columns by giving the condition that the…

Q: Write a query that displays name of employee and commission for all employees who have been employed…

A: select ename,nvl(to_char(comm),'NO COMM') as comm,round(months_between(sysdate,hiredate))as…

Q: Display customer number, customer name, and location for customers whose Customer_name starts with…

A: The LIKE operator is used in a WHERE clause to search for a specified pattern in a column. ORDER BY…

Q: Write a SELECT statement that returns CustomerId and average Total from the Invoice table grouped by…

A: SQL query to get customer id and average total

Q: Add the OWNER_NUM column as a foreign key in the CONDO_UNIT table.

A: to Add the OWNER_NUM column as a foreign key in the CONDO_UNIT table, the script is mentioned in…

Q: Which of the following commands will increase the size of the CITY column in the CUSTOMERS table

A: ALTER command:  In Structure Query Language (SQL) the ALTER command is used to add, modify or…

Q: i. Insert all rows from Product table into Parts table by using subquery. ii. Find the average of…

A: SELECT query will fetch the result and the same will be inserted to another table using INSERT query…

Q: Write Queries for the following: a. List all student whose Surname begins with b or end with a or…

A: Question 3 is answered as per the guidelines, please repost other questions. The data inserted into…

Q: Task 9: Use a subquery to find the sales rep ID, first name, and last name of each sales rep who…

A: According to the question here we will choose in statement while writing the subquery. The subquery…

Q: Which comparison operators are required for subqueries with many rows?

A: Subqueries that return many rows of results are known as multiple-row subqueries. IN, ALL, ANY, and…

Q: Create table customer1( Customer# number primary key, First_name varchar2(25, Last_name…

A: Please find the answer below :

Q: Task 9: Use a subquery to find the sales rep ID, first name, and last name of each sales rep who…

A: 9. SELECT rep.rep_ID,rep.last_name,rep.first_name FROM rep WHERE rep.rep_ID IN (SELECT rep_ID FROM…

Q: Add a WHERE clause that joins the Reservation table and the Parent table. The common field in both…

A: syntax-->   SELECT column1, column2....columnNFROM   table_nameWHERE  CONDITION;

Q: 3. Using the EMPLOYEE table that already exists, use a subquery to insert the remaining rows from…

A: Using the EMPLOYEE table that already exists, use a subquery to insert the remaining rows from the…

Q: Which of the following tables is followed by the outer join operator (+) in an OUTER JOIN query?

A: Given; Which of the following tables is followed by outer join operator in an OUTER JOIN query

Q: What kind of circumstance necessitates the use of a subquery?

A: Intro Situation of using subquery A subquery is used to provide data within a database that is…

Q: Give the SQL query and attach the output of the workbench after creating the table. Use the desc…

A: Write the SQL query to create the given table and attach the output of the workbench after creating…

Q: SELECT emp_name  FROM department  WHERE dept_name LIKE ' [A]Computer Science';   In the above-given…

A: I have given answer in next step

Q: Find the output of the following query: SELECT INITCAP (COURSE NAME) FROM STUDENT WHERE…

A: Answer : -   option A) Math For It, Maths For It

Q: Q1. Write a query to fetch the EmpFname from the Employeelnfo table in upper case and use the ALIAS…

A: We need to write a SQL query to fetch the required elements.

Q: how to write a query using a subquery to list InvoiceNumber, InvoiceDate for those products with a…

A: A Subquery or Inner query or a Nested query is a query within another SQL query and embedded within…

Q: Get all students id and name whose marks are greater than average mark in SQL in section

A: Query :-- SELECT StudentId, StudnetName FROM STUDENT_MARKS WHERE SQL >  (SELECT avg(SQL) FROM…

Q: Write query to create given table 'MAIN'

A: Given, Table:

Q: Write a query to display the eight departments in the LGDEPARTMENT table sorted by department name.…

A: Given that write a query to display the eight departments in the LGDEPARTMENT table sorted by name .…

Q: Using the EMPLOYEE table that already exists, use a subquery to insert the remaining rows from the…

A: According to the Question below the Solution :

Q: Find the trip name of all reservations for hiking trips and sort the results by trip name in…

A: ORDER BY Clause: Structured Query Language (SQL) contains "ORDER BY" clause in order to sort rows.…

Q: Change the OCCUPIED column in the LARGE_PROPERTY table to N for OWNER NUM KO104

A: update command is used to change the cell value and the condition is specified

Q: Query 3: Write a parameter query to display the names of all prospects each member tried to recruit…

A: Here have to determine query for given problem.

Q: Using F_STAFFS table, write a query that will display First_name and maximum salary of staffs with…

A: Answer in step2

Q: Add a column named ON_HAND_VALUE to the NONCAT table. The on-hand value is a seven-digit number with…

A: The command used to add a new column to the NONCAT table is given below: Query: ALTER TABLE NONCAT…

Q: If a subquery is used in the FROM clause of a query, how are the subquery’s results referenced in…

A: Results of a sub query used in FROM clause The FROM clause is used to list tables and any joins…

Q: Create a query for displaying first_name of employees whose Initial is 'A' using instr() function.

A: Method 1 using Instr() function :-  SELECT first_name, INSTR(first_name, "a") FROM tablename ;

Q: The given SQL creates a Song table and inserts some songs. The first SELECT statement selects songs…

A: Answer: Queries in sql: mysql> create database songs; Query OK, 1 row affected (1.58 sec)…

Q: Write query "Display a list of all data contained in the BOOKS table"

A:

Q: Modify the CUSTOMER table to include the customer’s date of birth (CUST_DOB), which should store…

A: Modifying table Alter statement is used to modify column, add constraints, add columns, drop…