Retrieve all employees (last name, first name, salary) who work on the "RCM" project. "RCM' is a project name. Order the result by last name in a descending order.

Q: According to the data shown in the table, which of the following could be candidate keys of the…

A: Candidate key is the set of attributes which can refer each row uniquely in table

Q: xplain Local Descriptor Table?

A: Local descriptor table (LDT) : There are 3 different types of descriptor table  Global descriptor…

Q: Print the first 3 rows of the employee dataframe then print all records that contain employee name…

A: If you want first three rows :-   head(dataset, 3)

Q: Covert this table to a First Normal form. Use the following format for the table:…

A: First we will check if table is in 1 NF or not, if not then we will convert it to 1NF. Then we will…

Q: Write SQL CODE to add a new column called “Student_Nationality” in the Student table, using datatype…

A: GIVEN: Write SQL CODE to add a new column called “Student_Nationality” in the Student table, using…

Q: What will be the output of the given queries on the given table shown below: Student(SID,…

A: Find the output of the given SQL query after the execution on the given table Student(SID, NAME,…

Q: |The Employee table has the following columns: • ID - integer, primary key FirstName -…

A: Below im writing the statement

Q: Create a list manager names and also his supervise names if the manager has any one

A: you can try this query to get the result

Q: Task 6: Add the following record to the OWNER table: INSERT INTO OWNER VALUES('SA100', 'Sam',…

A: Attached the Procedure to add the following record to the OWNER table:   INSERT INTO OWNER…

Q: Find the first names and last names of employees if they got a salary increase more than 10% in the…

A: create table commands and inserting sample data into the table for query  create table employees…

Q: Problem 7 Write a query to produce the total number of hours and charges for each of the projects…

A: Here you have simply used the ROUND(value,2) function. This will simply round the value to 2 places…

Q: Download return data for your choice of stock from Yahoo Finance - closing prices from 20 September…

A: Download return data for your choice of stock from Yahoo Finance - closing prices from 20 September…

Q: Display half of the records of students table showing only the attributes last_name. Change the…

A: Below i have provide desired SQL command.

Q: Alter the structure of the table Activities by adding a new column called 'ActivityDescription' of…

A: alter table add is used to add columns in existing table. This helps in adding columns which comes…

Q: a) Insert a new record in the course table with the following data values course number = 'COSC4390'…

A:

Q: The Stats worksheet contains similar data. Now you want to enter summary statistics. In cell B2,…

A: The given problem is related to Excel formulas where the requirement is to use COUNTIF function and…

Q: 3. Write an SQL query to fetch the EmpId and FullName of all the employees working under Manager…

A: Given, Table EmployeeDetails: EmpId FullName ManagerId DateOfJoining City 121 John Snow  321…

Q: Task 3: List the customer ID, first and last names, and balance for all customers. The balance…

A: round()- used to round the values to the nearest integer

Q: List the trip name of each trip that has the type Hiking and that has Harley Devon as a guide.

A: The name of the database is Colonial Adventure Tours. To list the trip name of each trip that has…

Q: You need to create the Store Sales database using the scripts under the Course Resources. Using the…

A: Solution:   SQL Query to create  Customer Table   CREATE TABLE  "CUSTOMER"    ( "NAME"…

Q: Generate a listing of all purchases made by the customers, using the output shown in the following…

A: SQL query The SQL code for sorting the results by invoice number, product description and customer…

Q: The Car Maintenance team wants to update the price of Oil Change to 75. In addition, they will no…

A: In most cab companies, drivers have predefined schedules. We’ll know the exact times when the driver…

Q: Edit students by inserting formation_grade attribute of integer data type and deleting religion…

A: We are going to understand a sql query which will add a new column of integer type and delete an…

Q: Task 18: List the item ID, description, unit price, and category for each item that has a unit price…

A: Task 18: ALL Operator: The operator is used with WHERE or HAVING clause. If ALL operator is used in…

Q: Changing the. EmployeeID = 1 to 10 in the table Employee. If it is rejected, explain   EMPLOYEE(…

A: We need to changing the EmployeeID = 1 to 10 in the table Employee and  if it is rejected, explain.

Q: 15. List the first name for all contacts and whether they have a spouse or not (yes/no). Order by…

A: Structured Query Language : SQL ( Structured Query Language) is an area explicit language utilized…

Q: Using apply, make a table that's a copy of raw_compensation with one additional column called Total…

A: In [ ]:compensation = raw_compensation.with_column(    "Total Pay ($)",    ...compensation

Q: The InstantRide received some traffic violation tickets from the government. The Legal team of…

A: LEFT JOIN is a type of join which returns all the contents(rows) from the left table and the…

Q: Q#1 Print the name of players who played any tournament organized by “hafiz asif”. (Nested Queries)…

A:

Q: Define users, giving the three groups of users there are.

A: Users A user is a person who utilizes a computer or network service. It includes expert programmer…

Q: This doesn't have the rollback or insert it into the maintenances table

A: We need to update the maintenance_type_id based on checking maintenance_due.  Then we can make use…

Q: 5.17 LAB - Select horses with logical operators   The Horse table has the following columns: ID -…

A: Operators that are logical: And, or, and not are the three distinct operators. Most operators have…

Q: Write noncorrelated and correlated subqueries and know when to write each.

A: SQL (Structured Query Language) is designed primarily for managing data in a relational database…

Q: Add two columns to the EMPLOYEES table. One column, named EmpDate, contains the date of employment…

A: The Structured Query Language (SQL) “alter” statement is used when there is a need to change the…

Q: Generate a listing of all purchases made by the customers, using the output shown below as your…

A: To list, purchase table in sorted order we can use order by clause. Syntax of the ORDER BY clause…

Q: Using the Employees table, write a subquery that will display First_Name, Salary and Department_id…

A: The programmer need to use “SELECT” and “IN” method to display output. A query to display…

Q: The Foreign key key is the field in the related table used to connect to the primary key in another…

A: here have to determine about key in table.

Q: List the top-3 states that have the most number of employees. Show the state and the number of…

A: List the top-3 states that have the most number of employees. Show the state and the number of…

Q: Fill in the blank with the appropriate word from the options given in case we want to eliminate the…

A: Here this ID can't be considered as primary key as we are talking about duplicate data here

Q: For reading order as a functional test for summarization, fill in the rightmost two columns of the…

A:

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: Task 19: List the REP_ID and the corresponding sum of the balances, as BALANCE, of all customers for…

A: List the REP_ID and the corresponding sum of the balances, as BALANCE, of all customers for each…

Q: If item price*item quantity is a computed field in Oracle, how does it compare to the table field?

A: Here  we assume a database which have number of columns name like: so we write code to compare both…

Q: You want to use the summarize() and max() functions to find the maximum rating for your data. Add…

A: Note: As you had not provided any information about any particular data set . we have provide a…

Q: Go to the Scores by Date worksheet. In cell A3, insert another PivotTable based on the Calls table.…

A: Here is the solution to the abov problem :- Step 1 Select the table from A4:J143 Step 2 Insert…

Q: 15. List the first name for all contacts and whether they have a spouse or not (yes/no). Order by…

A: Assume that the table name as "Person". SQL code to create the given table is as follows, create…

Multiple Table

In a database, a table is used to store data in the form of rows and columns. Rows are aligned horizontally and identified by one or more values in a specific column. Columns are vertically aligned and identified by a unique column name.