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Write a SELECT statement that returns one row for each customer that has orders with these columns: The email_address from the Customers table A count of the number of orders The total amount for each order (Hint: First, subtract the discount amount from the price. Then, multiply by the quantity.) Return only those rows where the customer has more than 1 order. Sort the result set in descending sequence by the sum of the line item amounts.

Write a SELECT statement that returns one row for each customer that has orders with these columns: The email_address from the Customers table A count of the number of orders The total amount for each order (Hint: First, subtract the discount amount from the price. Then, multiply by the quantity.) Return only those rows where the customer has more than 1 order. Sort the result set in descending sequence by the sum of the line item amounts.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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  1. Write a SELECT statement that returns one row for each customer that has orders with these columns:

The email_address from the Customers table

A count of the number of orders

The total amount for each order (Hint: First, subtract the discount amount from the price. Then, multiply by the quantity.)

Return only those rows where the customer has more than 1 order.

Sort the result set in descending sequence by the sum of the line item amounts.

 

 

everytime l try to write this sql statement an error occurs

Oracle SQL Developer : C:\Users\tafad\Desktop\semester 3\adv database\assignment1\mgs.sql File Edit View Navigate Run Source Team Tools Window Help 66 Connections e Connections X gs Tables (Filtered) ADDRESSES ADMINISTRATORS CATEGORIES CUSTOMERS ORDER_ITEMS ORDERS ORDER_ID CUSTOMER_ID ORDER_DATE SHIP_AMOUNT TAX_AMOUNT SHIP_DATE SHIP_ADDRESS_ID CARD_TYPE CARD_NUMBER CARD_EXPIRES BILLING_ADDRESS_ID PRODUCTS PRODUCT_ID CATEGORY_ID PRODUCT_CODE PRODUCT_NAME DESCRIPTION LIST_PRICE DISCOUNT_PERCENT DATE_ADDED Views Indexes Packages Procedures Functions Operators Queues Queues Tables Triggers Colab 1.sql SOL SQL Worksheet History 6 7 8 SOL Worksheet Query Builder 3 ---QUESTION 1--- 4 SELECT email address, COUNT(*) AS num orders, SUM(quantity*(price-discount)) AS total amount FROM Customers c 5 create_mgs_user.sql x create_mgs_tables.sql x mgs.sql JOIN Orders o ON c.customer_id = o.customer_id JOIN Order_Items oi ON o.order_id = oi.order_id GROUP BY email_address 9 10 11 12 13 14 ---QUESTION 2--- 15 16 HAVING num_orders > 1 ORDER BY total amount DESC; 17--QUESTION 3---- SOL 18 19 --QUESTION 4-- 20 SELECT DISTINCT category_name Messages - Log 21 FROM categories c 22 WHERE c.category_id IN (SELECT category_id 24 FROM products) 25 ORDER BY category_name; 26 Messages 27 --QUESTION 5---- 28 SELECT product_name, list_price 29 FROM products Logging Page Statements * | Line 4 Column 93 | Insert T mgs X 0 | Modified | Windows: CF
Transcribed Image Text:Oracle SQL Developer : C:\Users\tafad\Desktop\semester 3\adv database\assignment1\mgs.sql File Edit View Navigate Run Source Team Tools Window Help 66 Connections e Connections X gs Tables (Filtered) ADDRESSES ADMINISTRATORS CATEGORIES CUSTOMERS ORDER_ITEMS ORDERS ORDER_ID CUSTOMER_ID ORDER_DATE SHIP_AMOUNT TAX_AMOUNT SHIP_DATE SHIP_ADDRESS_ID CARD_TYPE CARD_NUMBER CARD_EXPIRES BILLING_ADDRESS_ID PRODUCTS PRODUCT_ID CATEGORY_ID PRODUCT_CODE PRODUCT_NAME DESCRIPTION LIST_PRICE DISCOUNT_PERCENT DATE_ADDED Views Indexes Packages Procedures Functions Operators Queues Queues Tables Triggers Colab 1.sql SOL SQL Worksheet History 6 7 8 SOL Worksheet Query Builder 3 ---QUESTION 1--- 4 SELECT email address, COUNT(*) AS num orders, SUM(quantity*(price-discount)) AS total amount FROM Customers c 5 create_mgs_user.sql x create_mgs_tables.sql x mgs.sql JOIN Orders o ON c.customer_id = o.customer_id JOIN Order_Items oi ON o.order_id = oi.order_id GROUP BY email_address 9 10 11 12 13 14 ---QUESTION 2--- 15 16 HAVING num_orders > 1 ORDER BY total amount DESC; 17--QUESTION 3---- SOL 18 19 --QUESTION 4-- 20 SELECT DISTINCT category_name Messages - Log 21 FROM categories c 22 WHERE c.category_id IN (SELECT category_id 24 FROM products) 25 ORDER BY category_name; 26 Messages 27 --QUESTION 5---- 28 SELECT product_name, list_price 29 FROM products Logging Page Statements * | Line 4 Column 93 | Insert T mgs X 0 | Modified | Windows: CF
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