9. Find the name of the medicine(s) that have the lowest price 10. Find the name(s) of patient(s) who have more than one prescription 11. Find all the information about all medicines sorted in the ascending order of price.
9. Find the name of the medicine(s) that have the lowest price 10. Find the name(s) of patient(s) who have more than one prescription 11. Find all the information about all medicines sorted in the ascending order of price.
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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What is the solution for this question (using sql queries)
Transcribed Image Text:Problem 4: SQL Queries
Consider the following Relational schema and Relations instances.
Patient (ID:char(9), p_name:varchar(25), City: varchar(50))
Prescription (Patient_ID:char(9), Medicine_code:char(5), Clinic:varchar(25))
Medicine (code:char(5), m_name:varchar, Ingredients:varchar, Price:float )
Patient
Prescription
ID
P_name
City
Patient ID
Medicine code
Clinic
112233445
Adam
Beirut
112233445
Nx306
Well Nutrition
998877665
Bob
Saida
112233445
Pa003
Healthy Clinic
556677889
Sara
Zahle
998877665
Pa003
Safe Clinic
443322445
Eve
Туre
443322445
Ad500
Safe Clinic
443322445
Nx306
Well Nutrition
Medicine
code
M_name
Ingredients
Price
Pa003
Panadol
Potassium, Paracetamol, Starch
5.5
Nx306
Nexume
Magnesium, Polysorbate, Glyceryl
20.0
Ad500
Adol
Acetaminophen, Paracetamol
3.0
Aр800
Aspirin
Acetysalicylic Acid, Starch
8.55
Transcribed Image Text:9. Find the name of the medicine(s) that have the lowest price
10. Find the name(s) of patient(s) who have more than one prescription
11. Find all the information about all medicines sorted in the ascending order of price.
12. Find the name of all medicines that have an ingredient called 'paracetamol'
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