Q1. Write a SELECT statement that returns these columns from the Invoices table: ⚫ The invoice_total column • A column that uses the ROUND function to return the invoice_total column with 1 decimal digit • A column that uses the ROUND function to return the invoice_total column with no decimal digits invoice_total one_digit 3813.33 zero_digits 3813.3 3813
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- How do you indicate that a column alias should be used?Q1. Write a SELECT statement that returns these columns from the Invoices table: The invoice _total column A column that uses the ROUND function to return the invoice_total column with 1 decimal digit A column that uses the ROUND function to return the invoice_total column with no decimal digits Q1. Write a SELECT statement that returns these columns from the Invoices table: • The invoice_total column • A column that uses the ROUND function to return the invoice_total column with 1 decimal digit • A column that uses the ROUND function to return the invoice_total column with no decimal digits invoice_total one digit 3813.33 3813.3 zero_digits 3813Q1. Write a SELECT statement that returns these columns from the Invoices table: ⚫ The invoice_total column • A column that uses the ROUND function to return the invoice_total column with 1 decimal digit • A column that uses the ROUND function to return the invoice_total column with no decimal digits invoice_total one_digit 3813.33 zero_digits 3813.3 3813
- Write a SELECT statement returns these columns from the orders table: The invoice_id column as Invoice_ID The invoice_date column as Invoice_Date The invoice_due_date column as Invoice_Due_Date The payment_date column in the format 'Mon/DD/YY' as Formatted_Payment_Date The invoice_due_date column in the format 'Weekday, Month Day of month with suffix, YYYY' (ex: 'Tuesday, April 23rd, 2019') as Long_Invoice_Due_Date The invoice_due_date plus 60 days as Expected_Payment_Date (Column must remain a date type) The number of days between the invoice_due_date and the payment_date as Time_To_Pay7. Use the UNION operator to generate a result set consisting of three columns from the Products table: Discount status A calculated column that contains a value of DISCOUNTED or FULL PRICE Product_name The product_name column discount_percent The discount_percent column If the product has a discount_percent greater than 0, the Discount_status column should contain a value of DISCOUNTED. Otherwise, it should contain a value of FULL PRICE. Sort the final result set by product_name.Write a SELECT statement that returns the following columns from the PRODUCT_INFORMATION table. Sort the results by PRODUCT_ID in ascending order. 1. PRODUCT_ID 2. PRODUCT_NAME 3. LIST_PRICE ○ Use the TO_CHAR function to convert LIST_PRICE to a character string with the currency formatting Give this field an alias of PRICE
- 9. Write a SELECT statement that uses aggregate window functions to calculate the total due for all vendors and the total due for each vendor. Return 3 Columns: The vendor id from the Invoices table. The balance due (invoice_total-payment_total-credit_total) for each invoice in the invoices table with a balance greater than 0. The total balance due for all vendors in the Invoices table. Modify the column that contains the balance due for each vendor so it contains a cumulative total by balance due.Write a SELECT statement that uses the ranking functions to rank products by the total quantity sold. Return these columns: The product_name column from the Products table A column named total_quantity that shows the sum of the quantity for each product in the Order_Items table A column named rank that uses the RANK function to rank the total quantity in descending sequence A column named dense_rank that uses the DENSE_RANK function to rank the total quantity in descending sequenceLAB - Select horses with logical operators The Horse table has the following columns: • ID integer, primary key • RegisteredName - variable-length string • Breed - variable-length string • Height-decimal number • BirthDate - date Write a SELECT statement to select the registered name, height, and birth date for only horses that have a height between 15.0 and 16.0 (inclusive) or have a birth date on or after January 1, 2020.
- You have been instructed to add a new student information to the students table. Because the student is new, he has no marks before, you should not add an amount to the CGPA. The Students table contains these columns: Student_id NUMBER(10) Student_name VARCHAR2(30) Student phone NUMBER(10) CGPA NUMBER(2,2) Which INSERT statements will accomplish your objective? O a. INSERT INTO students VALUES (365, 'Khalil',99554721, 0 ) O b. INSERT INTO students VALUES (365, 'Khalil',99554721, 'NO CGPA' ) O c. INSERT INTO students VALUES (365, 'Khalil',99554721, NULL ) O d. INSERT INTO students VALUES (365, 'Khalil',99554721) Which line of code has an error? 1. CREATE TABLE FRUITS VEGETABLES 2. FRUIT TYPE VARCHAR2, 3. FRUIT NAME CHAR (20), 4. QUANTITY NUMBER (4)); O a. 1 O b. 2 O c. 3Question 5 Suppose that you have the following table: CREATE TABLE coupons ( coupon id INTEGER name VARCHAR2 (30) duration INTERVAL YEAR (3) TO MONTH Now, considers the following INSERT statement: INSERT INTO coupons (coupon id, name, duration) VALUES (4, 'BD1.5 Corn Flakes, INTERVAL 1- 3 YEAR TO MONTH) The above INSERT statement stores the following data: A. 4 BD1.5 Corn Flakes +000-14 4 BD1.5 Corn Flakes +014-00 4 BD1.5 Corn Flakes +014 None of the aboveSelect number of movies grouped by year USING MySQL The Movie table has the following columns: ID - integer, primary key Title - variable-length string Genre - variable-length string RatingCode - variable-length string Year - integer Write a SELECT statement to select the year and the total number of movies for that year. Hint: Use the COUNT() function and GROUP BY clause.