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What is the total funding allocated for climate communication initiatives in 2022?
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CREATE TABLE climate_funding (id INT,initiative_type TEXT,allocation FLOAT,year INT); INSERT INTO climate_funding (id,initiative_type,allocation,year) VALUES (1,'Mitigation',500000.00,2022),(2,'Adaptation',750000.00,2022),(3,'Communication',300000.00,2022);
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SELECT SUM(allocation) FROM climate_funding WHERE initiative_type = 'Communication' AND year = 2022;
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What is the difference in 'HabitatSize' between the 'HabitatPreservation' table and the 'AnimalPopulation' table?
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CREATE TABLE AnimalPopulation (AnimalID int,AnimalName varchar(50),Population int,HabitatSize int); INSERT INTO AnimalPopulation (AnimalID,AnimalName,Population,HabitatSize) VALUES (1,'Tiger',2000,300),(2,'Elephant',500,400); CREATE TABLE HabitatPreservation (AnimalID int,HabitatSize int); INSERT INTO HabitatPreservation (AnimalID,HabitatSize) VALUES (1,250),(2,350);
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SELECT SUM(AnimalPopulation.HabitatSize) - SUM(HabitatPreservation.HabitatSize) FROM AnimalPopulation, HabitatPreservation;
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What is the total amount of donations received by the top 10 refugee camps, ordered from highest to lowest, for the year 2021?
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CREATE TABLE refugee_camps (id INT,camp_name TEXT,country TEXT,total_donations DECIMAL(10,2)); INSERT INTO refugee_camps (id,camp_name,country,total_donations) VALUES (1,'Kakuma','Kenya',5000000.00),(2,'Dadaab','Kenya',7000000.00),(3,'Zaatari','Jordan',12000000.00),(4,'Azraq','Jordan',8000000.00);
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SELECT SUM(total_donations) as total_donations, camp_name FROM refugee_camps GROUP BY camp_name ORDER BY total_donations DESC LIMIT 10;
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List all vehicles exhibited at the Tokyo Auto Show and their safety ratings.
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CREATE TABLE AutoShows (Id INT,Name VARCHAR(100),Location VARCHAR(100),StartDate DATE,EndDate DATE); CREATE TABLE Exhibits (Id INT,AutoShowId INT,VehicleId INT,SafetyRating FLOAT); CREATE TABLE Vehicles (Id INT,Name VARCHAR(100),Type VARCHAR(50)); INSERT INTO AutoShows (Id,Name,Location,StartDate,EndDate) VALUES (5,'Tokyo Auto Show','Tokyo','2021-12-10','2021-12-18'); INSERT INTO Exhibits (Id,AutoShowId,VehicleId,SafetyRating) VALUES (6,5,1,4.8),(7,5,2,5.0); INSERT INTO Vehicles (Id,Name,Type) VALUES (1,'Tesla Model S','Electric'),(2,'Toyota Corolla','Gasoline');
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SELECT Vehicles.Name, Exhibits.SafetyRating FROM Exhibits INNER JOIN Vehicles ON Exhibits.VehicleId = Vehicles.Id INNER JOIN AutoShows ON Exhibits.AutoShowId = AutoShows.Id WHERE AutoShows.Name = 'Tokyo Auto Show';
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List all theater performances with their corresponding funding sources and amounts.
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CREATE TABLE theater_performances (performance_id INT,performance_name VARCHAR(50)); CREATE TABLE funding_sources (source_id INT,source_name VARCHAR(50)); CREATE TABLE performance_funding (performance_id INT,source_id INT,amount DECIMAL(5,2)); INSERT INTO theater_performances (performance_id,performance_name) VALUES (1,'The Nutcracker'),(2,'Hamlet'),(3,'Mamma Mia'); INSERT INTO funding_sources (source_id,source_name) VALUES (1,'Government Grant'),(2,'Private Donors'),(3,'Corporate Sponsors'); INSERT INTO performance_funding (performance_id,source_id,amount) VALUES (1,1,10000),(1,2,5000),(2,1,7000),(2,3,15000),(3,2,8000),(3,3,12000);
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SELECT p.performance_name, f.source_name, f.amount FROM theater_performances p INNER JOIN performance_funding f ON p.performance_id = f.performance_id INNER JOIN funding_sources fs ON f.source_id = fs.source_id;
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List the top 5 states with the lowest mental health parity scores.
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CREATE TABLE states (state_id INT,state_name VARCHAR(50),parity_score DECIMAL(3,2)); INSERT INTO states (state_id,state_name,parity_score) VALUES (1,'California',85.2),(2,'New York',82.7),(3,'Texas',78.3),(4,'Florida',76.8),(5,'Illinois',74.5),(6,'Ohio',72.1),(7,'Pennsylvania',71.9),(8,'Georgia',70.6),(9,'North Carolina',69.8),(10,'Michigan',68.2);
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SELECT state_name, parity_score FROM states ORDER BY parity_score ASC LIMIT 5;
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What are the annual trends of resource depletion for copper and aluminum?
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CREATE TABLE resource_depletion (id INT,year INT,resource VARCHAR(50),quantity INT); INSERT INTO resource_depletion (id,year,resource,quantity) VALUES (1,2021,'Copper',1000); INSERT INTO resource_depletion (id,year,resource,quantity) VALUES (2,2021,'Aluminum',2000); INSERT INTO resource_depletion (id,year,resource,quantity) VALUES (3,2022,'Copper',1200); INSERT INTO resource_depletion (id,year,resource,quantity) VALUES (4,2022,'Aluminum',2100);
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SELECT year, SUM(CASE WHEN resource = 'Copper' THEN quantity ELSE 0 END) as copper_quantity, SUM(CASE WHEN resource = 'Aluminum' THEN quantity ELSE 0 END) as aluminum_quantity FROM resource_depletion GROUP BY year;
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What is the total cost, start year, and end year of infrastructure projects in Chicago and Seattle, grouped by project type?
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CREATE TABLE Projects (Id INT,City VARCHAR(50),Type VARCHAR(50),Cost FLOAT,StartYear INT,EndYear INT); INSERT INTO Projects (Id,City,Type,Cost,StartYear,EndYear) VALUES (1,'Chicago','Tunnel',10000000,2005,2010); INSERT INTO Projects (Id,City,Type,Cost,StartYear,EndYear) VALUES (2,'Seattle','Airport',20000000,2012,2017);
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SELECT City, Type, SUM(Cost) as Total_Cost, StartYear, EndYear FROM Projects GROUP BY City, Type, StartYear, EndYear;
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What is the minimum transaction amount for customers from India?
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CREATE TABLE customers (id INT,name VARCHAR(255),country VARCHAR(255)); INSERT INTO customers (id,name,country) VALUES (1,'John Doe','USA'),(2,'Jane Smith','Canada'),(3,'Jim Brown','UK'),(4,'Amit Patel','India'); CREATE TABLE transactions (id INT,customer_id INT,amount DECIMAL(10,2)); INSERT INTO transactions (id,customer_id,amount) VALUES (1,1,1200.00),(2,1,800.00),(3,2,500.00),(4,4,200.00),(5,4,150.00);
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SELECT MIN(t.amount) FROM transactions t JOIN customers c ON t.customer_id = c.id WHERE c.country = 'India';
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What is the maximum revenue generated by a single stream in the genre of R&B in Canada?
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CREATE TABLE streams (id INT,track_id INT,user_id INT,region VARCHAR(255),genre VARCHAR(255),revenue DECIMAL(10,2),timestamp TIMESTAMP);
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SELECT MAX(revenue) FROM streams WHERE genre = 'R&B' AND region = 'Canada';
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Insert new records into the Menus table for restaurant G with menu items and their prices.
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CREATE TABLE Menus (RestaurantID varchar(50),MenuItem varchar(50),Price decimal(10,2));
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INSERT INTO Menus (RestaurantID, MenuItem, Price) VALUES ('G', 'Quinoa Salad', 12.99), ('G', 'Tofu Stir Fry', 14.99), ('G', 'Vegan Burger', 13.49), ('G', 'Chickpea Curry', 13.99);
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What is the average billing amount for cases handled by male attorneys?
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CREATE TABLE attorneys (attorney_id INT,name TEXT,gender TEXT); INSERT INTO attorneys (attorney_id,name,gender) VALUES (1,'Jane Smith','Female'),(2,'Bob Johnson','Male'),(3,'Alex Rodriguez','Male'); CREATE TABLE cases (case_id INT,attorney_id INT,billing_amount INT); INSERT INTO cases (case_id,attorney_id,billing_amount) VALUES (1,1,5000),(2,1,7000),(3,2,6000),(4,3,8000);
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SELECT AVG(billing_amount) FROM cases WHERE attorney_id IN (SELECT attorney_id FROM attorneys WHERE gender = 'Male')
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List all the wastewater treatment plants in Texas that have had issues with water quality in the past 5 years.
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CREATE TABLE wastewater_plants (id INT,name VARCHAR(100),state VARCHAR(20)); CREATE TABLE water_quality_issues (id INT,plant_id INT,issue_date DATE);
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SELECT w.name FROM wastewater_plants w INNER JOIN water_quality_issues i ON w.id = i.plant_id WHERE w.state = 'Texas' AND i.issue_date >= DATE(YEAR(CURRENT_DATE) - 5);
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What is the total quantity of recycled materials used in production by each company, and what percentage does it represent of their total production?
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CREATE TABLE companies (company_id INT,name TEXT);CREATE TABLE production (company_id INT,recycled_qty INT,total_qty INT);
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SELECT c.name, SUM(p.recycled_qty) AS total_recycled, (SUM(p.recycled_qty) / SUM(p.total_qty)) * 100 AS pct_of_total FROM companies c INNER JOIN production p ON c.company_id = p.company_id GROUP BY c.name;
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What is the earliest launch date of a satellite by India?
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CREATE TABLE Satellites (name TEXT,launch_date DATE,country TEXT); INSERT INTO Satellites (name,launch_date,country) VALUES ('GSAT-1','2001-06-18','India'); INSERT INTO Satellites (name,launch_date,country) VALUES ('PSLV-C51','2021-02-28','India');
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SELECT MIN(launch_date) FROM Satellites WHERE country = 'India';
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What is the percentage of recycled materials used in each product category?
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CREATE TABLE Products (id INT,category VARCHAR,material VARCHAR,percentage DECIMAL);
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SELECT category, AVG(percentage) as avg_percentage FROM Products WHERE material LIKE '%recycled%' GROUP BY category;
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Identify food safety violations in restaurants located in 'New York' and their respective violation counts.
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CREATE TABLE Restaurants (RestaurantID int,RestaurantName varchar(50),City varchar(50)); INSERT INTO Restaurants (RestaurantID,RestaurantName,City) VALUES (1,'Fresh Eats','New York'); INSERT INTO Restaurants (RestaurantID,RestaurantName,City) VALUES (2,'Tasty Bites','New York'); CREATE TABLE Inspections (InspectionID int,RestaurantID int,ViolationCount int,InspectionDate date); INSERT INTO Inspections (InspectionID,RestaurantID,ViolationCount,InspectionDate) VALUES (1,1,2,'2021-06-01'); INSERT INTO Inspections (InspectionID,RestaurantID,ViolationCount,InspectionDate) VALUES (2,1,1,'2021-07-15'); INSERT INTO Inspections (InspectionID,RestaurantID,ViolationCount,InspectionDate) VALUES (3,2,3,'2021-05-05');
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SELECT R.RestaurantName, I.ViolationCount FROM Restaurants R JOIN Inspections I ON R.RestaurantID = I.RestaurantID WHERE R.City = 'New York';
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List all marine protected areas that are in the Eastern Hemisphere.
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CREATE TABLE marine_protected_areas (area_name TEXT,longitude DECIMAL(11,8)); INSERT INTO marine_protected_areas (area_name,longitude) VALUES ('Great Barrier Reef',147.75),('Galapagos Islands',-90.81);
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SELECT area_name FROM marine_protected_areas WHERE longitude > 0;
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What is the total organic certified farmed fish production in the last 3 years in the US?
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CREATE TABLE Production(id INT,country VARCHAR(50),year INT,certified BOOLEAN,quantity INT); INSERT INTO Production(id,country,year,certified,quantity) VALUES (1,'US',2019,TRUE,30000),(2,'US',2020,TRUE,35000),(3,'US',2021,TRUE,40000),(4,'US',2019,FALSE,25000),(5,'US',2020,FALSE,28000),(6,'US',2021,FALSE,32000);
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SELECT SUM(quantity) FROM Production WHERE country = 'US' AND certified = TRUE AND year BETWEEN 2019 AND 2021;
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What is the total CO2 emissions of the food supply chain in the US?
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CREATE TABLE emissions (id INT,year INT,country TEXT,co2_emissions INT); INSERT INTO emissions (id,year,country,co2_emissions) VALUES (1,2020,'US',50000);
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SELECT SUM(co2_emissions) FROM emissions WHERE country = 'US' AND year = 2020;
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List all virtual tours in the United States with their URLs, excluding those in New York.
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CREATE TABLE VirtualTours (TourID int,TourName varchar(50),Location varchar(50),URL varchar(100)); INSERT INTO VirtualTours (TourID,TourName,Location,URL) VALUES (1,'Statue of Liberty','New York','https://www.statueoflibertyvirtualtour.com'); INSERT INTO VirtualTours (TourID,TourName,Location,URL) VALUES (2,'Grand Canyon','Arizona','https://www.grandcanyonvirtualtour.com');
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SELECT TourName, URL FROM VirtualTours WHERE Location != 'New York' AND Country = 'USA'
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What is the name and capacity of the largest hydroelectric power plant in the database?
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CREATE TABLE hydroelectric_plants (id INT,name VARCHAR(100),capacity FLOAT,country VARCHAR(50)); INSERT INTO hydroelectric_plants (id,name,capacity,country) VALUES (1,'Hydroelectric Plant 1',1000.5,'Norway'),(2,'Hydroelectric Plant 2',1500.3,'Brazil');
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SELECT name, capacity FROM hydroelectric_plants ORDER BY capacity DESC LIMIT 1;
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What is the percentage of vegan makeup products?
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CREATE TABLE products (product_id INT,vegan BOOLEAN,product_type TEXT); INSERT INTO products (product_id,vegan,product_type) VALUES (1,true,'Makeup'),(2,false,'Skincare'),(3,true,'Makeup');
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SELECT (COUNT(*) FILTER (WHERE vegan = true)) * 100.0 / COUNT(*) FROM products WHERE product_type = 'Makeup';
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Delete all records of whale sightings in 2021 from the WhaleWatching table.
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CREATE TABLE WhaleWatching (id INT,sighting_date DATE,species VARCHAR(20),location VARCHAR(50)); INSERT INTO WhaleWatching (id,sighting_date,species,location) VALUES (1,'2020-08-01','Blue Whale','Pacific Ocean'),(2,'2021-03-15','Humpback Whale','Atlantic Ocean'),(3,'2021-12-30','Orca','Arctic Ocean');
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DELETE FROM WhaleWatching WHERE sighting_date >= '2021-01-01' AND sighting_date <= '2021-12-31' AND species LIKE '%Whale%';
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What is the total revenue generated from prepaid mobile plans in California for the year 2021?
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CREATE TABLE mobile_plans (id INT,plan_type VARCHAR(10),state VARCHAR(20),revenue DECIMAL(10,2));
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SELECT SUM(revenue) FROM mobile_plans WHERE plan_type = 'prepaid' AND state = 'California' AND YEAR(order_date) = 2021;
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What is the total budget for community education programs?
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CREATE VIEW Community_Education AS SELECT 'Future_Guardians' AS program,14000 AS budget UNION SELECT 'Earth_Stewards',16000;
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SELECT SUM(budget) FROM Community_Education;
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What is the name of the smart contract with the most transactions?
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CREATE TABLE transactions (id INT,contract_name TEXT,timestamp TIMESTAMP); INSERT INTO transactions (id,contract_name,timestamp) VALUES (1,'Contract1','2022-01-01 10:00:00'),(2,'Contract1','2022-01-01 12:00:00'),(3,'Contract2','2022-01-01 14:00:00'); CREATE TABLE smart_contracts (id INT,name TEXT); INSERT INTO smart_contracts (id,name) VALUES (1,'Contract1'),(2,'Contract2');
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SELECT name FROM smart_contracts JOIN transactions ON smart_contracts.name = transactions.contract_name GROUP BY name ORDER BY COUNT(*) DESC LIMIT 1;
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What is the maximum billing amount for cases in the month of April?
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CREATE TABLE cases (case_id INT,case_month INT,billing_amount INT);
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SELECT MAX(billing_amount) FROM cases WHERE case_month = 4;
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What are the top 3 busiest stations in the city?
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CREATE TABLE Stations (StationID INT,StationName VARCHAR(50),City VARCHAR(50),DailyPassengers INT); INSERT INTO Stations (StationID,StationName,City,DailyPassengers) VALUES (1,'StationX','CityA',2000),(2,'StationY','CityA',3000),(3,'StationZ','CityB',1500);
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SELECT StationName, SUM(DailyPassengers) as TotalPassengers FROM Stations GROUP BY StationName ORDER BY TotalPassengers DESC LIMIT 3;
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What is the maximum speed reached during autonomous driving research in each country?
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CREATE TABLE Autonomous_Driving_Tests (id INT,vehicle_model VARCHAR(50),test_location VARCHAR(50),max_speed FLOAT);
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SELECT test_location, MAX(max_speed) FROM Autonomous_Driving_Tests GROUP BY test_location;
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What is the maximum number of vulnerabilities reported in a single day?
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CREATE TABLE vulnerabilities (id INT,date DATE,vulnerability VARCHAR(50),frequency INT);
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SELECT date, MAX(frequency) FROM vulnerabilities GROUP BY date ORDER BY MAX(frequency) DESC LIMIT 1;
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What is the average age of visitors who attended the family day event?
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CREATE TABLE Events (id INT,name VARCHAR(20)); INSERT INTO Events (id,name) VALUES (1,'Family Day'); CREATE TABLE Visitor_Events (visitor_id INT,event_id INT); ALTER TABLE Visitors ADD COLUMN age INT;
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SELECT AVG(Visitors.age) FROM Visitors JOIN Visitor_Events ON Visitors.id = Visitor_Events.visitor_id JOIN Events ON Visitor_Events.event_id = Events.id WHERE Events.name = 'Family Day';
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What is the average number of virtual tour views for hotels in 'Australia'?
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CREATE TABLE hotel_views (hotel_id INT,country TEXT,views INT); INSERT INTO hotel_views (hotel_id,country,views) VALUES (1,'Australia',200),(2,'New Zealand',300),(3,'Australia',400),(4,'New Zealand',150),(5,'Australia',50);
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SELECT AVG(views) FROM hotel_views WHERE country LIKE 'Australia%';
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What is the minimum balance for low-risk accounts in the Europe region?
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CREATE TABLE balances (id INT,risk_level VARCHAR(10),region VARCHAR(20),balance DECIMAL(15,2)); INSERT INTO balances (id,risk_level,region,balance) VALUES (1,'high','Africa',200000.00),(2,'medium','Europe',150000.00),(3,'low','North America',100000.00),(4,'high','Asia-Pacific',300000.00);
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SELECT MIN(balance) FROM balances WHERE risk_level = 'low' AND region = 'Europe';
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Which plants have a CO2 emission rate higher than the average for all plants?
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CREATE TABLE co2_emissions (id INT PRIMARY KEY,plant_name VARCHAR(255),chemical_name VARCHAR(255),co2_emission_per_ton_produced DECIMAL(5,2)); INSERT INTO co2_emissions (id,plant_name,chemical_name,co2_emission_per_ton_produced) VALUES (1,'Plant A','Nitric Acid',2.3); INSERT INTO co2_emissions (id,plant_name,chemical_name,co2_emission_per_ton_produced) VALUES (2,'Plant B','Acetic Acid',1.8);
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SELECT plant_name FROM co2_emissions GROUP BY plant_name HAVING AVG(co2_emission_per_ton_produced) > (SELECT AVG(co2_emission_per_ton_produced) FROM co2_emissions);
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Get the number of users who posted content in each month of 2022, for users in the 'music' network.
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CREATE TABLE posts (id INT,user_id INT,timestamp DATETIME,content TEXT,hashtags TEXT); INSERT INTO posts (id,user_id,timestamp,content,hashtags) VALUES (1,1,'2022-01-01 10:00:00','New song out now!',''),(2,2,'2022-02-01 15:00:00','','');
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SELECT MONTH(timestamp) AS month, COUNT(DISTINCT user_id) AS user_count FROM posts WHERE network = 'music' AND YEAR(timestamp) = 2022 GROUP BY month;
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What is the average water temperature for each species of fish in the aquaculture farms?
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CREATE TABLE Farm (FarmID INT,FishSpecies VARCHAR(255),WaterTemperature DECIMAL(5,2)); INSERT INTO Farm (FarmID,FishSpecies,WaterTemperature) VALUES (1,'Tilapia',28.5),(2,'Salmon',12.3),(3,'Tilapia',29.0),(4,'Catfish',24.2);
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SELECT FishSpecies, AVG(WaterTemperature) OVER (PARTITION BY FishSpecies) AS AvgWaterTemp FROM Farm;
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How many autonomous vehicles have been sold in each state in the autonomousvehiclesales schema?
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CREATE TABLE States (id INT,name VARCHAR(50)); CREATE TABLE AutonomousVehiclesSales (id INT,state_id INT,vehicle_id INT,quantity INT,PRIMARY KEY (id),FOREIGN KEY (state_id) REFERENCES States(id)); CREATE TABLE AutonomousVehicles (id INT,make VARCHAR(50),model VARCHAR(50),PRIMARY KEY (id)); CREATE TABLE AutonomousVehicleSales (sales_id INT,vehicle_id INT,PRIMARY KEY (sales_id),FOREIGN KEY (sales_id) REFERENCES AutonomousVehiclesSales(id),FOREIGN KEY (vehicle_id) REFERENCES AutonomousVehicles(id));
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SELECT s.name, SUM(avs.quantity) FROM AutonomousVehiclesSales avs JOIN States s ON avs.state_id = s.id JOIN AutonomousVehicleSales av ON avs.sales_id = av.id GROUP BY s.name;
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What is the total number of cases handled by each attorney in the last year, and their respective win rates?
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CREATE TABLE Attorneys (ID INT,Name VARCHAR(255)); CREATE TABLE Cases (ID INT,AttorneyID INT,Date DATE,Outcome VARCHAR(255)); INSERT INTO Attorneys (ID,Name) VALUES (1,'Alex Garcia'),(2,'Fatima Nguyen'),(3,'Ricardo Mendoza'); INSERT INTO Cases (ID,AttorneyID,Date,Outcome) VALUES (1,1,'2022-01-01','Won'),(2,2,'2022-02-15','Lost'),(3,1,'2022-03-28','Won');
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SELECT AttorneyID, COUNT(*) as TotalCases, SUM(CASE WHEN Outcome = 'Won' THEN 1 ELSE 0 END) * 100.0 / COUNT(*) as WinRate FROM Cases WHERE Date >= DATE_SUB(CURRENT_DATE, INTERVAL 1 YEAR) GROUP BY AttorneyID;
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List the number of tourists visiting each country in 2022 and the percentage of female tourists.
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CREATE TABLE international_visitors_2022 (id INT,country VARCHAR(50),num_visitors INT); INSERT INTO international_visitors_2022 (id,country,num_visitors) VALUES (1,'France',4000000),(2,'Spain',3500000),(3,'Germany',5000000); CREATE TABLE tourists_demographics (id INT,country VARCHAR(50),gender VARCHAR(50),num_tourists INT); INSERT INTO tourists_demographics (id,country,gender,num_tourists) VALUES (1,'France','Female',2000000),(2,'France','Male',2000000),(3,'Spain','Female',1500000),(4,'Spain','Male',2000000),(5,'Germany','Female',2500000),(6,'Germany','Male',2500000);
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SELECT i2022.country, SUM(i2022.num_visitors) AS total_tourists, (SUM(t.female_tourists) / SUM(t.total_tourists)) * 100 AS female_percentage FROM international_visitors_2022 i2022 JOIN ( SELECT country, SUM(num_visitors) AS total_tourists, SUM(CASE WHEN gender = 'Female' THEN num_tourists ELSE 0 END) AS female_tourists FROM tourists_demographics GROUP BY country ) t ON i2022.country = t.country GROUP BY i2022.country;
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How many traffic accidents were there in each neighborhood in the last 3 months, grouped by day?
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CREATE TABLE neighborhoods (id INT,name TEXT);CREATE TABLE accidents (id INT,neighborhood_id INT,date DATE);
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SELECT n.name, DATEADD(day, DATEDIFF(day, 0, a.date), 0) AS truncated_date, COUNT(a.id) FROM neighborhoods n JOIN accidents a ON n.id = a.neighborhood_id WHERE a.date >= DATEADD(month, -3, GETDATE()) GROUP BY n.id, truncated_date ORDER BY truncated_date;
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What is the average GRE score for domestic graduate students in the Computer Science department?
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CREATE TABLE cs_students (id INT,student_type VARCHAR(10),gre_score INT); INSERT INTO cs_students (id,student_type,gre_score) VALUES (1,'domestic',320),(2,'international',330);
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SELECT AVG(gre_score) FROM cs_students WHERE student_type = 'domestic';
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What is the minimum age of clients in the 'California' region?
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CREATE TABLE clients (id INT,name TEXT,age INT,region TEXT); INSERT INTO clients (id,name,age,region) VALUES (1,'John Doe',35,'California');
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SELECT MIN(age) FROM clients WHERE region = 'California';
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Show all audience demographics and their corresponding attendance
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CREATE TABLE Audience (id INT,name TEXT,age INT,gender TEXT,city TEXT,attendance INT); INSERT INTO Audience (id,name,age,gender,city,attendance) VALUES (1,'John Doe',25,'Male','New York',200),(2,'Jane Smith',35,'Female','Los Angeles',300),(3,'Bob Johnson',45,'Male','Chicago',400);
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SELECT * FROM Audience;
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How many customers are there from each country?
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CREATE TABLE customers (id INT,name TEXT,age INT,country TEXT,assets FLOAT); INSERT INTO customers (id,name,age,country,assets) VALUES (1,'John Doe',45,'USA',250000.00); INSERT INTO customers (id,name,age,country,assets) VALUES (2,'Jane Smith',34,'Canada',320000.00); INSERT INTO customers (id,name,age,country,assets) VALUES (3,'Alice Johnson',29,'USA',750000.00);
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SELECT country, COUNT(*) FROM customers GROUP BY country;
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What is the average donation amount per country, for countries that have received donations?
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CREATE TABLE donations (id INT,country TEXT,amount DECIMAL(10,2)); INSERT INTO donations (id,country,amount) VALUES (1,'Country A',500.00),(2,'Country A',750.00),(3,'Country B',300.00),(4,'Country C',1000.00);
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SELECT country, AVG(amount) FROM donations GROUP BY country;
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Who are the investors who have not made any investments in the healthcare sector?
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CREATE TABLE investments (id INT PRIMARY KEY,investor_id INT,nonprofit_id INT,amount DECIMAL(10,2),investment_date DATE); INSERT INTO investments (id,investor_id,nonprofit_id,amount,investment_date) VALUES (1,1,2,1500.00,'2020-03-01'),(2,2,4,2000.00,'2020-05-01'),(3,3,5,1000.00,'2020-09-01'); CREATE TABLE investors (id INT PRIMARY KEY,name VARCHAR(255),location VARCHAR(255)); INSERT INTO investors (id,name,location) VALUES (1,'Alice','USA'),(2,'Bob','Canada'),(3,'Charlie','UK'); CREATE TABLE nonprofits (id INT PRIMARY KEY,name VARCHAR(255),location VARCHAR(255),sector VARCHAR(255)); INSERT INTO nonprofits (id,name,location,sector) VALUES (2,'Doctors Without Borders','Switzerland','Healthcare'),(4,'SolarAid','UK','Renewable Energy'),(5,'WindAid','Peru','Renewable Energy');
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SELECT i.id, i.name FROM investors i LEFT JOIN (SELECT investor_id FROM investments WHERE nonprofit_id IN (SELECT id FROM nonprofits WHERE sector = 'Healthcare')) sub ON i.id = sub.investor_id WHERE sub.investor_id IS NULL;
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What is the percentage of the population that is vaccinated by ethnicity in rural areas of New Zealand?
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CREATE TABLE nz_population (id INT,age INT,location VARCHAR(50),ethnicity VARCHAR(50),vaccinated BOOLEAN); INSERT INTO nz_population (id,age,location,ethnicity,vaccinated) VALUES (1,20,'Rural','Maori',true);
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SELECT ethnicity, (SUM(vaccinated_count) * 100.0 / SUM(total_count)) as vaccination_percentage FROM (SELECT ethnicity, SUM(vaccinated) as vaccinated_count, COUNT(*) as total_count FROM nz_population WHERE location = 'Rural' GROUP BY ethnicity) as subquery GROUP BY ethnicity;
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What is the total number of military equipment of each type sold and the total quantity sold, ordered by the total quantity sold in descending order?
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CREATE TABLE military_sales (id INT PRIMARY KEY,seller VARCHAR(255),buyer VARCHAR(255),equipment_type VARCHAR(255),quantity INT);
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SELECT equipment_type, SUM(quantity) FROM military_sales GROUP BY equipment_type ORDER BY SUM(quantity) DESC;
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Delete records with a Population less than 1000 from the 'AnimalPopulation' table.
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CREATE TABLE AnimalPopulation (AnimalID int,AnimalName varchar(50),Population int); INSERT INTO AnimalPopulation (AnimalID,AnimalName,Population) VALUES (1,'Tiger',2000),(2,'Elephant',500),(3,'Giraffe',1200);
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DELETE FROM AnimalPopulation WHERE Population < 1000;
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What is the total quantity of mineral extracted for each mine in the first quarter of a specific year?
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CREATE TABLE ExtractionData (ExtractionDataID INT,MineID INT,Date DATE,Mineral TEXT,Quantity INT);
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SELECT MineID, SUM(Quantity) FROM ExtractionData WHERE Date BETWEEN '2022-01-01' AND '2022-03-31' GROUP BY MineID;
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What is the total number of military personnel in Southeast Asia?
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CREATE TABLE military_personnel (id INT,country VARCHAR(255),num_personnel INT); INSERT INTO military_personnel (id,country,num_personnel) VALUES (1,'Indonesia',400000); INSERT INTO military_personnel (id,country,num_personnel) VALUES (2,'Vietnam',350000);
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SELECT SUM(num_personnel) AS total_personnel FROM military_personnel WHERE country IN ('Indonesia', 'Vietnam', 'Philippines', 'Myanmar', 'Thailand');
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What are the details of military operations in the Middle East since 2010?
|
CREATE TABLE military_operations (id INT,operation_name VARCHAR(50),country VARCHAR(50),start_date DATE,end_date DATE);
|
SELECT * FROM military_operations WHERE country = 'Middle East' AND start_date >= '2010-01-01';
|
What is the total number of cases handled by female attorneys?
|
CREATE TABLE attorney_gender (case_id INT,attorney_gender VARCHAR(50)); INSERT INTO attorney_gender (case_id,attorney_gender) VALUES (1,'female'),(2,'male'),(3,'female');
|
SELECT COUNT(*) FROM attorney_gender WHERE attorney_gender = 'female';
|
What is the average age of vessels in the fleet_management table?
|
CREATE TABLE fleet_management (vessel_id INT,vessel_name VARCHAR(50),launch_date DATE); INSERT INTO fleet_management (vessel_id,vessel_name,launch_date) VALUES (1,'Vessel_A','2015-01-01'),(2,'Vessel_B','2016-01-01'),(3,'Vessel_C','2017-01-01');
|
SELECT AVG(DATEDIFF(CURDATE(), launch_date) / 365.25) FROM fleet_management;
|
What is the average data usage for each country's mobile subscribers, ordered from highest to lowest?
|
CREATE TABLE mobile_subscribers (subscriber_id INT,data_usage FLOAT,country VARCHAR(255)); INSERT INTO mobile_subscribers (subscriber_id,data_usage,country) VALUES (1,5.5,'USA'),(2,3.2,'Canada'),(3,6.1,'Mexico');
|
SELECT country, AVG(data_usage) as avg_data_usage FROM mobile_subscribers GROUP BY country ORDER BY avg_data_usage DESC;
|
What was the average number of cybersecurity incidents reported in Canada between 2018 and 2020?
|
CREATE TABLE canada_cybersecurity_incidents (id INT,year INT,incidents INT); INSERT INTO canada_cybersecurity_incidents (id,year,incidents) VALUES (1,2018,300),(2,2019,450),(3,2020,520);
|
SELECT AVG(incidents) FROM canada_cybersecurity_incidents WHERE year BETWEEN 2018 AND 2020;
|
List all Ytterbium suppliers and their respective number of shipments in 2020.
|
CREATE TABLE ytterbium_suppliers (supplier VARCHAR(50),shipments INT); CREATE TABLE ytterbium_shipments (supplier VARCHAR(50),year INT);
|
SELECT s.supplier, COUNT(*) FROM ytterbium_shipments sh INNER JOIN ytterbium_suppliers s ON sh.supplier = s.supplier WHERE sh.year = 2020 GROUP BY s.supplier;
|
How many dolphin sightings were reported in the Mediterranean Sea in 2019?
|
CREATE TABLE dolphin_sightings (year INT,location TEXT,sightings INT); INSERT INTO dolphin_sightings (year,location,sightings) VALUES (2017,'Mediterranean Sea',120),(2018,'Mediterranean Sea',150),(2019,'Mediterranean Sea',170);
|
SELECT sightings FROM dolphin_sightings WHERE year = 2019 AND location = 'Mediterranean Sea';
|
How many art pieces are there in the 'Impressionism' category?
|
CREATE TABLE ArtPieces (id INT,category VARCHAR(20)); INSERT INTO ArtPieces (id,category) VALUES (1,'Impressionism'),(2,'Cubism'),(3,'Impressionism');
|
SELECT COUNT(*) FROM ArtPieces WHERE category = 'Impressionism';
|
Who are the top 3 donors by total donation amount for the 'Health' program?
|
CREATE TABLE donors (id INT,name VARCHAR(255)); INSERT INTO donors (id,name) VALUES (101,'Alice'),(102,'Bob'),(103,'Charlie'),(104,'David'),(105,'Eve'); CREATE TABLE donations (id INT,donor_id INT,program_id INT,donation_amount DECIMAL(10,2)); INSERT INTO donations (id,donor_id,program_id,donation_amount) VALUES (1,101,2,50.00),(2,102,2,100.00),(3,103,3,75.00),(4,104,4,25.00),(5,105,2,150.00); CREATE TABLE programs (id INT,name VARCHAR(255)); INSERT INTO programs (id,name) VALUES (2,'Health'),(3,'Environment'),(4,'Arts');
|
SELECT d.donor_id, d.name, SUM(d.donation_amount) as total_donation_amount FROM donations d JOIN donors don ON d.donor_id = don.id WHERE d.program_id = 2 GROUP BY d.donor_id ORDER BY total_donation_amount DESC LIMIT 3;
|
What is the total number of successful and failed flight tests for each spacecraft manufacturer?
|
CREATE TABLE Spacecraft (spacecraft_id INT,manufacturer VARCHAR(255),flight_test_result VARCHAR(10)); INSERT INTO Spacecraft (spacecraft_id,manufacturer,flight_test_result) VALUES (1,'AstroSpace','successful'),(2,'Galactic Enterprise','failed'),(3,'AstroSpace','successful'),(4,'Galactic Enterprise','successful');
|
SELECT manufacturer, COUNT(*) as total_tests, SUM(flight_test_result = 'successful') as successful_tests, SUM(flight_test_result = 'failed') as failed_tests FROM Spacecraft GROUP BY manufacturer;
|
What is the total amount spent on equipment maintenance, by type, in the 'maintenance_expenses' table?
|
CREATE TABLE maintenance_expenses (id INT,equipment_type VARCHAR(50),maintenance_date DATE,expense DECIMAL(10,2)); INSERT INTO maintenance_expenses (id,equipment_type,maintenance_date,expense) VALUES (1,'Excavator','2021-03-15',1000.00),(2,'Drill','2021-03-17',750.00),(3,'Excavator','2021-03-20',1200.00);
|
SELECT equipment_type, SUM(expense) as total_expense FROM maintenance_expenses GROUP BY equipment_type;
|
What is the total number of cases in the 'civil_cases' and 'criminal_cases' tables?
|
CREATE TABLE civil_cases (case_id INT,case_name VARCHAR(255),case_status VARCHAR(255)); INSERT INTO civil_cases VALUES (1,'Case A','Open'),(2,'Case B','Closed'); CREATE TABLE criminal_cases (case_id INT,case_name VARCHAR(255),case_status VARCHAR(255)); INSERT INTO criminal_cases VALUES (3,'Case C','In Progress'),(4,'Case D','Closed');
|
SELECT COUNT(*) FROM civil_cases UNION SELECT COUNT(*) FROM criminal_cases;
|
What is the average cost of space missions for each country?
|
CREATE TABLE space_missions (id INT,mission_name VARCHAR(255),country VARCHAR(255),cost FLOAT); INSERT INTO space_missions (id,mission_name,country,cost) VALUES (1,'Apollo 11','USA',25500000),(2,'Mars Orbiter Mission','India',73000000),(3,'Chandrayaan-1','India',79000000),(4,'Grail','USA',496000000);
|
SELECT country, AVG(cost) as avg_cost FROM space_missions GROUP BY country;
|
Find the number of aircraft with more than 10000 flight hours for each airline?
|
CREATE TABLE Aircraft (id INT,tail_number VARCHAR(20),model VARCHAR(100),airline VARCHAR(100),flight_hours DECIMAL(10,2)); INSERT INTO Aircraft (id,tail_number,model,airline,flight_hours) VALUES (5,'N56789','737-800','GreenAirlines',12000.00); INSERT INTO Aircraft (id,tail_number,model,airline,flight_hours) VALUES (6,'N67890','787-900','GreenAirlines',18000.00); INSERT INTO Aircraft (id,tail_number,model,airline,flight_hours) VALUES (7,'N78901','A320-200','YellowAir',9000.00); INSERT INTO Aircraft (id,tail_number,model,airline,flight_hours) VALUES (8,'N89012','A321-200','YellowAir',12000.00);
|
SELECT airline, COUNT(*) OVER (PARTITION BY airline) as count FROM Aircraft WHERE flight_hours > 10000;
|
List all marine species with observed population declines.
|
CREATE TABLE marine_species (id INTEGER,species_name VARCHAR(255),population_trend VARCHAR(255));
|
SELECT species_name FROM marine_species WHERE population_trend = 'decline';
|
What is the average revenue of games released in 2021, excluding those that have not been released yet?
|
CREATE TABLE games (id INT,title VARCHAR(20),release_year INT,revenue INT); INSERT INTO games (id,title,release_year,revenue) VALUES (1,'Galactic Gold',2021,50000000),(2,'Mystic Mayhem',2020,40000000),(3,'Quantum Quandary',2021,60000000),(4,'Retro Rampage',2019,30000000),(5,'Solar System Siege',2021,70000000);
|
SELECT AVG(games.revenue) FROM games WHERE games.release_year = 2021 AND games.revenue IS NOT NULL;
|
What are the total annual revenues of the top 2 rare earth element producers?
|
CREATE TABLE Producers(producer VARCHAR(50),year INT,revenue INT); INSERT INTO Producers(producer,year,revenue) VALUES ('Producer A',2018,100000),('Producer A',2019,120000),('Producer B',2018,110000),('Producer B',2019,130000),('Producer C',2018,90000),('Producer C',2019,100000);
|
SELECT producer, SUM(revenue) FROM Producers WHERE year = 2019 AND revenue IN (SELECT MAX(revenue) FROM Producers WHERE year = 2019) OR year = 2018 AND revenue IN (SELECT MAX(revenue) FROM Producers WHERE year = 2018) GROUP BY producer;
|
Delete records in the "equipment" table where the "country" is "China" and the "type" is "drill" that were purchased before 2018
|
CREATE TABLE equipment (id INT,type VARCHAR(50),country VARCHAR(50),purchase_date DATE); INSERT INTO equipment (id,type,country,purchase_date) VALUES (1,'drill','China','2017-01-01'),(2,'truck','China','2020-01-01');
|
DELETE FROM equipment WHERE country = 'China' AND type = 'drill' AND purchase_date < '2018-01-01';
|
List the total duration of each type of workout for members who have used a wearable device for more than 270 days.
|
CREATE TABLE Workout (id INT,member_id INT,session_start TIMESTAMP,session_end TIMESTAMP); INSERT INTO Workout (id,member_id,session_start,session_end) VALUES (1,1001,'2022-01-01 08:00:00','2022-01-01 09:00:00');
|
SELECT wt.workout_name, SUM(DATEDIFF('second', session_start, session_end)) as total_duration FROM Workout w JOIN WorkoutSession ws ON w.id = ws.id JOIN Member m ON w.member_id = m.id JOIN WearableDevice wd ON m.id = wd.member_id WHERE DATEDIFF('day', device_start_date, device_end_date) > 270 GROUP BY wt.workout_name;
|
What are the top 3 countries with the highest total revenue for the "AdventureGames" genre?
|
CREATE TABLE Games (GameID INT,GameName VARCHAR(255),Genre VARCHAR(255));CREATE TABLE Players (PlayerID INT,PlayerName VARCHAR(255),GameID INT,Spend DECIMAL(10,2));CREATE VIEW Revenue AS SELECT g.Genre,c.Country,SUM(p.Spend) as TotalRevenue FROM Games g JOIN Players p ON g.GameID = p.GameID JOIN (SELECT PlayerID,Country FROM PlayerProfile GROUP BY PlayerID) c ON p.PlayerID = c.PlayerID GROUP BY g.Genre,c.Country;
|
SELECT Genre, Country, TotalRevenue FROM Revenue WHERE Genre = 'AdventureGames' ORDER BY TotalRevenue DESC LIMIT 3;
|
Show the customer ratings for products with paraben-free and fragrance-free labels
|
CREATE TABLE product_labels (product VARCHAR(255),paraben_free BOOLEAN,fragrance_free BOOLEAN,customer_rating DECIMAL(2,1)); INSERT INTO product_labels (product,paraben_free,fragrance_free,customer_rating) VALUES ('Cleanser',TRUE,TRUE,4.2),('Toner',FALSE,TRUE,3.8);
|
SELECT product, customer_rating FROM product_labels WHERE paraben_free = TRUE AND fragrance_free = TRUE;
|
How many ocean acidification monitoring stations are there in the Arctic and Antarctic regions?
|
CREATE TABLE ocean_acidification_monitoring_stations (id INT,name VARCHAR(255),location VARCHAR(255)); INSERT INTO ocean_acidification_monitoring_stations (id,name,location) VALUES (1,'Hans Island Station','Arctic'); INSERT INTO ocean_acidification_monitoring_stations (id,name,location) VALUES (2,'Rothera Station','Antarctic');
|
SELECT COUNT(*) FROM ocean_acidification_monitoring_stations WHERE location IN ('Arctic', 'Antarctic');
|
Which countries have manufactured spacecraft using solar panel technology?
|
CREATE TABLE Spacecraft (SpacecraftID INT,Name VARCHAR(50),ManufacturerCountry VARCHAR(50),LaunchDate DATE,SolarPanel BOOLEAN); INSERT INTO Spacecraft (SpacecraftID,Name,ManufacturerCountry,LaunchDate,SolarPanel) VALUES (1,'Voyager 1','USA','1977-09-05',TRUE); INSERT INTO Spacecraft (SpacecraftID,Name,ManufacturerCountry,LaunchDate,SolarPanel) VALUES (2,'Galileo Orbiter','USA','1989-10-18',TRUE);
|
SELECT DISTINCT ManufacturerCountry FROM Spacecraft WHERE SolarPanel = TRUE;
|
Show the total funds allocated to each project in the current year.
|
CREATE TABLE ProjectFunds (FundID int,ProjectID int,FundsAllocated money,FundDate date);
|
SELECT ProjectID, SUM(FundsAllocated) as TotalFundsAllocated FROM ProjectFunds WHERE DATEPART(YEAR, FundDate) = DATEPART(YEAR, GETDATE()) GROUP BY ProjectID;
|
What are the top 5 donors for 'disaster response' sector in Bangladesh in 2018 and the total amount donated by each?
|
CREATE TABLE donors (id INT,name TEXT,country TEXT); INSERT INTO donors VALUES (1,'USAID','USA'); INSERT INTO donors VALUES (2,'DFID','UK'); CREATE TABLE donations (id INT,donor_id INT,sector TEXT,amount INT,donation_date YEAR); INSERT INTO donations VALUES (1,1,'disaster response',3000,2018);
|
SELECT d.name, SUM(donations.amount) FROM donations INNER JOIN donors ON donations.donor_id = donors.id WHERE donations.sector = 'disaster response' AND donations.donation_date = 2018 AND donors.country = 'Bangladesh' GROUP BY donations.donor_id ORDER BY SUM(donations.amount) DESC LIMIT 5;
|
List the genres that have no associated revenue.
|
CREATE TABLE Genre (Genre VARCHAR(50)); CREATE TABLE GenreRevenue (Genre VARCHAR(50),ReleaseDate DATE,Revenue DECIMAL(10,2)); INSERT INTO Genre (Genre) VALUES ('Pop'); INSERT INTO GenreRevenue (Genre,ReleaseDate,Revenue) VALUES ('Rock','2020-01-01',5000);
|
SELECT Genre FROM Genre WHERE Genre NOT IN (SELECT Genre FROM GenreRevenue);
|
Delete all 'Monorail' routes
|
CREATE TABLE monorail_routes (route_id INT PRIMARY KEY,start_location TEXT,end_location TEXT);
|
DELETE FROM monorail_routes;
|
Delete the 'readers' table
|
CREATE TABLE readers (reader_id INT PRIMARY KEY,age INT,gender VARCHAR(10),location VARCHAR(100));
|
DROP TABLE readers;
|
Insert new records for a new research vessel into the 'ResearchVessels' table
|
CREATE TABLE ResearchVessels (id INT,name VARCHAR(50),type VARCHAR(50),length INT,year INT); INSERT INTO ResearchVessels (id,name,type,length,year) VALUES (1,'Ocean Explorer','Research',100,2010),(2,'Marine Discoverer','Exploration',120,2015),(3,'Sea Surveyor','Survey',90,2005);
|
INSERT INTO ResearchVessels (id, name, type, length, year) VALUES (4, 'Ocean Odyssey', 'Research', 110, 2018);
|
How many satellites were launched in 2020?
|
CREATE TABLE launches (launch_id INT,launch_date DATE); INSERT INTO launches (launch_id,launch_date) VALUES (1,'2020-01-01'),(2,'2019-12-15'),(3,'2021-03-03'); CREATE TABLE satellites (satellite_id INT,launch_id INT,launch_date DATE); INSERT INTO satellites (satellite_id,launch_id,launch_date) VALUES (1,1,'2020-01-01'),(2,2,'2019-12-15'),(3,3,'2021-03-03');
|
SELECT COUNT(*) FROM satellites WHERE YEAR(launch_date) = 2020;
|
List the names and measurement types of IoT sensors in the 'PrecisionFarming' schema that have a 'moisture' measurement.
|
CREATE SCHEMA PrecisionFarming; CREATE TABLE IoT_Sensors (sensor_id INT,sensor_name VARCHAR(50),measurement VARCHAR(50)); INSERT INTO PrecisionFarming.IoT_Sensors (sensor_id,sensor_name,measurement) VALUES (1,'Sensor1','temperature'),(2,'Sensor2','humidity'),(4,'Sensor4','moisture'),(5,'Sensor5','moisture');
|
SELECT sensor_name, measurement FROM PrecisionFarming.IoT_Sensors WHERE measurement = 'moisture';
|
List the unique game genres for games designed for non-VR platforms.
|
CREATE TABLE Games (GameID INT,Name VARCHAR(100),Genre VARCHAR(50),VRPossible BOOLEAN); INSERT INTO Games (GameID,Name,Genre,VRPossible) VALUES (1,'Game1','Action',true),(2,'Game2','Adventure',true),(3,'Game3','Simulation',false),(4,'Game4','Strategy',false),(5,'Game5','Puzzle',false);
|
SELECT DISTINCT Genre FROM Games WHERE VRPossible = false;
|
Who are the top 5 users with the most followers who have posted about vegan food in the past month?
|
CREATE TABLE users (user_id INT,user_name VARCHAR(50),join_date DATE,follower_count INT);CREATE TABLE posts (post_id INT,user_id INT,post_content TEXT,post_date DATE);INSERT INTO users (user_id,user_name,join_date,follower_count) VALUES (1,'user1','2021-01-01',15000),(2,'user2','2021-02-01',12000),(3,'user3','2021-03-01',18000);
|
SELECT u.user_name, u.follower_count FROM users u JOIN posts p ON u.user_id = p.user_id WHERE p.post_content LIKE '%vegan food%' AND p.post_date >= DATEADD(month, -1, GETDATE()) ORDER BY u.follower_count DESC, u.user_name DESC LIMIT 5;
|
What is the maximum safety score for models trained on the 'creative_ai' dataset?
|
CREATE TABLE creative_ai (model_name TEXT,dataset TEXT,safety_score INTEGER); INSERT INTO creative_ai (model_name,dataset,safety_score) VALUES ('model1','creative_ai',85),('model2','creative_ai',92);
|
SELECT MAX(safety_score) FROM creative_ai WHERE dataset = 'creative_ai';
|
What is the minimum salary of workers in the aerospace industry by country?
|
CREATE TABLE AerospaceWorkers (WorkerID INT,Country VARCHAR(50),Salary DECIMAL(10,2)); INSERT INTO AerospaceWorkers (WorkerID,Country,Salary) VALUES (1,'USA',12000),(2,'Canada',13000),(3,'UK',14000);
|
SELECT Country, MIN(Salary) as MinSalary FROM AerospaceWorkers GROUP BY Country;
|
Find the total number of transactions processed by Ripple and Stellar networks.
|
CREATE TABLE transactions (network VARCHAR(255),transaction_count INT); INSERT INTO transactions (network,transaction_count) VALUES ('Ripple',200000); INSERT INTO transactions (network,transaction_count) VALUES ('Stellar',150000);
|
SELECT SUM(transaction_count) FROM transactions WHERE network IN ('Ripple', 'Stellar');
|
What is the total number of cases handled by each mediator?
|
CREATE TABLE mediators (mediator_id INT,name TEXT); INSERT INTO mediators (mediator_id,name) VALUES (1,'John'),(2,'Jane'),(3,'Mike'); CREATE TABLE cases (case_id INT,mediator_id INT,date TEXT); INSERT INTO cases (case_id,mediator_id,date) VALUES (1,1,'2022-01-01'),(2,1,'2022-02-01'),(3,2,'2022-03-01'),(4,3,'2022-04-01');
|
SELECT mediators.name, COUNT(cases.case_id) as total_cases FROM mediators INNER JOIN cases ON mediators.mediator_id = cases.mediator_id GROUP BY mediators.name;
|
How many security incidents were recorded in the Asia-Pacific region in the past year?
|
CREATE TABLE security_incidents (id INT,region TEXT,incident_date DATE); INSERT INTO security_incidents (id,region,incident_date) VALUES (1,'Asia-Pacific','2021-03-01'); INSERT INTO security_incidents (id,region,incident_date) VALUES (2,'Europe','2021-05-15'); INSERT INTO security_incidents (id,region,incident_date) VALUES (3,'Asia-Pacific','2020-12-20');
|
SELECT COUNT(*) FROM security_incidents WHERE region = 'Asia-Pacific' AND incident_date >= DATEADD(year, -1, GETDATE());
|
Update the donation amount to $6000 for donor_id 2 in 2020.
|
CREATE TABLE donors (donor_id INT,donation_amount DECIMAL(10,2),donation_year INT); INSERT INTO donors (donor_id,donation_amount,donation_year) VALUES (1,5000.00,2020),(2,3000.00,2019),(3,7000.00,2020);
|
UPDATE donors SET donation_amount = 6000 WHERE donor_id = 2 AND donation_year = 2020;
|
Find the minimum billing rate for attorneys in 'billing' table
|
CREATE TABLE billing (attorney_id INT,client_id INT,hours_billed INT,billing_rate DECIMAL(5,2));
|
SELECT MIN(billing_rate) FROM billing;
|
List the fare types that are not offered on any route starting with 'A'.
|
CREATE TABLE RouteFares (RouteID int,RouteName varchar(50),FareType varchar(50)); INSERT INTO RouteFares VALUES (1,'Route A1','Standard'); INSERT INTO RouteFares VALUES (1,'Route A1','Discounted'); INSERT INTO RouteFares VALUES (2,'Route A2','Standard'); INSERT INTO RouteFares VALUES (3,'Route B1','Standard'); INSERT INTO RouteFares VALUES (3,'Route B1','Discounted'); INSERT INTO RouteFares VALUES (4,'Route C1','Premium'); INSERT INTO RouteFares VALUES (5,'Route D1','Standard');
|
SELECT FareType FROM RouteFares WHERE RouteName NOT LIKE 'A%' EXCEPT SELECT FareType FROM RouteFares WHERE RouteName LIKE 'A%';
|
What is the total quantity of vegan skincare products sold in France and Germany?
|
CREATE TABLE skincare_sales (product_id INT,product_name VARCHAR(255),sale_quantity INT,is_vegan BOOLEAN,country VARCHAR(255)); CREATE TABLE products (product_id INT,product_name VARCHAR(255),category VARCHAR(255)); INSERT INTO skincare_sales (product_id,product_name,sale_quantity,is_vegan,country) VALUES (1,'Cleanser',100,true,'France'),(2,'Moisturizer',200,false,'Germany'); INSERT INTO products (product_id,product_name,category) VALUES (1,'Cleanser','Skincare'),(2,'Moisturizer','Skincare');
|
SELECT SUM(skincare_sales.sale_quantity) FROM skincare_sales INNER JOIN products ON skincare_sales.product_id = products.product_id WHERE skincare_sales.is_vegan = true AND (skincare_sales.country = 'France' OR skincare_sales.country = 'Germany') AND products.category = 'Skincare';
|
Identify the three chemical compounds with the highest water usage per liter of chemical produced and their corresponding ranks.
|
CREATE TABLE chemical_water_usage (compound_name VARCHAR(50),water_usage FLOAT,liter_of_chemical FLOAT); INSERT INTO chemical_water_usage (compound_name,water_usage,liter_of_chemical) VALUES ('Compound A',15,10),('Compound B',18,10),('Compound C',12,10),('Compound D',14,10),('Compound E',19,10),('Compound F',16,10),('Compound G',13,10),('Compound H',20,10),('Compound I',17,10),('Compound J',11,10);
|
SELECT compound_name, water_usage, RANK() OVER (ORDER BY water_usage/liter_of_chemical DESC) as water_usage_rank FROM chemical_water_usage WHERE water_usage_rank <= 3;
|
Create a view named 'marine_protected_areas_view' that includes all records from the 'marine_protected_areas' table.
|
CREATE VIEW marine_protected_areas_view AS SELECT * FROM marine_protected_areas;
|
CREATE VIEW marine_protected_areas_view AS SELECT * FROM marine_protected_areas;
|
How many algorithmic fairness incidents were reported in Oceania in the last month?
|
CREATE TABLE fairness_incidents (incident_id INT,incident_date DATE,region TEXT); INSERT INTO fairness_incidents (incident_id,incident_date,region) VALUES (1,'2022-06-15','Oceania'),(2,'2022-07-11','Oceania'),(3,'2022-08-01','Oceania');
|
SELECT COUNT(*) FROM fairness_incidents WHERE region = 'Oceania' AND incident_date >= '2022-07-01' AND incident_date < '2022-08-01';
|
Find the top 3 countries with the highest solar irradiance?
|
CREATE TABLE SolarIrradiance (Country VARCHAR(255),AnnualIrradiance FLOAT);
|
SELECT Country, AnnualIrradiance FROM (SELECT Country, AnnualIrradiance, ROW_NUMBER() OVER(ORDER BY AnnualIrradiance DESC) as rank FROM SolarIrradiance) AS subquery WHERE rank <= 3;
|
What is the local economic impact of tourism in Paris?
|
CREATE TABLE cities (city_id INT,city_name TEXT,country TEXT); INSERT INTO cities (city_id,city_name,country) VALUES (1,'Paris','France'); CREATE TABLE tourism_impact (impact_id INT,city_id INT,economic_impact FLOAT); INSERT INTO tourism_impact (impact_id,city_id,economic_impact) VALUES (1,1,1000.0),(2,1,1500.0);
|
SELECT SUM(economic_impact) FROM tourism_impact WHERE city_id = (SELECT city_id FROM cities WHERE city_name = 'Paris');
|
What is the total revenue generated from Platinum memberships in the month of January 2022?
|
CREATE TABLE Memberships (MemberID INT,MembershipType VARCHAR(20),StartDate DATE,EndDate DATE,MonthlyFee DECIMAL(5,2)); INSERT INTO Memberships (MemberID,MembershipType,StartDate,EndDate,MonthlyFee) VALUES (1,'Platinum','2021-12-01','2022-11-30',50.00),(2,'Gold','2022-01-01','2022-12-31',30.00);
|
SELECT SUM(MonthlyFee) FROM Memberships WHERE MembershipType = 'Platinum' AND StartDate <= '2022-01-31' AND EndDate >= '2022-01-01';
|
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