Questions:   How would you calculate the average time from start to offer extend?

Q: Normalize your tables to the third normal form. Show your work in details. Is it in First, Second,…

A: Step 1 of 3 \n \n   Here two questions are there. One is to do table creation and…

Q: Could you help me figure out the query for this task? The Car Maintenance team wants to pre-order…

A: Given :                   CARS(CAR_ID, CAR_PLATE, CAR_MODEL, CAR_YEAR)

Q: IN SQL, POSTGRESQL. For customer, product and state, show the average sales before and after each…

A: The solution for the above given question is given below:

Q: Finally, the transactions of the rides are stored in the TRAVELS table. For each travel, start and…

A: Structured Query Language : SQL is a space explicit language utilized in programming and intended…

Q: this is a database table Create table SPORTSCARS{ S_id int not null, S_YEAR NUMBER(4,0), S_Make…

A: Task : Given the SQL  query. The task is to convert it into XML and XSL.

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

A: We need to write the MYSQL query to update the price of Oil Change to 75 and remove the maintenance…

Q: Create a new table, named Senior Teaching Staff, using the existing teacher table as your source.…

A: Structured query language is a programming language for storing and processing information in a…

Q: The Car Maintenance team also wants to store the actual maintenance operations in the database. The…

A: DELETE CASCADE: - When we constitute a foreign key using this option, it deletes the referencing…

Q: SQL MULTIPLYING TWO COLUMNS TOGETHER AND THEN SUMMING THE RESULTS (MULTIPLY A * B, THEN SUM THE…

A: According to the information given:- we have to follow the instruction and perform the SQL…

Q: Construct a SQL query, using REGEXP_REPLACE, which will return all rows from project table which…

A: Question- SELECT id,REGEXP_REPLACE(title,'[0-9]','Z')AS title,start_date,end_date,budget FROM…

Q: One row in the PAT_ENC table represents one patient encounter. One row in the ORDER_MED table…

A: A tablе in a databasе is a collеction of rеlatеd data. It is thе basic building block of a…

Q: The head of hospital auditing wants to know which patients were charged the most for a treatment.…

A: The solution is given below with demo data inserted into table

Q: in the question it said that "Assume that the Reward and Department tables have already been created…

A: The correct SQL statement is given in the below step

Q: Show using pseudocode how you would break on the category field to produce a report like the…

A: Given :

Q: n Sql Oracle Application ,Amend the previous statement to not suppress duplicates and examine the…

A: 30 Rows returned

Q: by own. Don't try to

A: As per the given problem statement we have to develop a SQL query  to display the name of the…

Q: i am still receiving the following error ERROR 1072 (42000) at line 9: Key column 'phone_id'…

A: Answer for the issue has been given below with explanation

Q: Given the following table TABLE EMPLOYEE Column Null? Туре EMP_ID NOT NULL NUMBER EMP_LNAME VARCHAR2…

A: Answer: d

Q: How many rows are returned in a Cartesian join between one table having 5 records and a second table…

A: Cartesian Join: In relational databases, the Cartesian Join between two tables refers to as the join…

Q: 19. The following code refers to the sample data in the table people. What is the result of each…

A: Note: - As per the guidelines we can only answer one specific question at a time. Please resubmit…

Q: Write a sql query to create the given table.

A:

Q: line and the results T TRANSACTION; TE FROM people I CT COUNT(*) FROM ЗАСК;

A: DELETE command will delete the row from people table where id=2. Hence, row 2 JENNIFER PARKER NULL…

Q: To construct an object, a designer utilizing solid modelling doesn't always draw a series of lines,…

A: Solid modelling allows the designer to mould and form an item, as opposed to constructing it using a…

Q: You need to run SELECT query and return all travel data from TRAVELS table filtered by the drivers…

A: The driver id in the both tables to be same and the rating of driver in Driver table should be less…

Q: Consider a database table named "EMPLOYEES" with the following columns: E_EMPLOYEEID, E_FIRSTNAME ,…

A: Understand the Requirement:Identify the table: In this case, the table is named "EMPLOYEES."Identify…

Q: Please write the MySQL query for the following task: Find the first_name, last_name, employee_id,…

A: we can use the following MySQL query:

Q: Write and execute a SQL query to list all patient numbers and encounter ids which do not have any…

A: Actually, SQL stands for Structured Query Language.

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: For every order that has been received, display the order ID, the total dollar amount owed on that…

A: In this answer I will be providing the SQL query.

Q: The Driver Relationship team wants to ensure that the all driving license IDs in the active drivers…

A: This is a alter command in mysql to add check in already created table.

Q: re this salary range per customer. The query should display the attributes as problem 1 but also…

A: Solution:-

Q: Delete an employee having ID = 203 (e.g.) Commit changes if that employee’s manager id = 105…

A: The query to delete employee having employee id = 203  Delete from employee where employee_ID=203 ;…

Q: Using the Henry Books database, increase the price of book “The Fall” by 10%.  You will insert 2…

A: Given Henry Books database contains 6 entities, that are branch, inventory, book, wrote, author,…

Q: You are assigned as the database administrator to collect and manage transactional data of the…

A: The CHECK constraint is used to limit the value range that can be placed in a column.   Syntax:…

Q: The Car Maintenance team considered that the available maintenance tasks should also have the price…

A: TASK 1: -- Creating a new table MAINTENANCE_TYPES with following fields create table…