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What is the total CO2 emission of conventional farming in France? | CREATE TABLE emissions (id INT,emission_type VARCHAR(255),quantity INT,unit VARCHAR(255),country VARCHAR(255)); INSERT INTO emissions (id,emission_type,quantity,unit,country) VALUES (1,'CO2',2000,'tonnes','France'); | SELECT SUM(quantity) FROM emissions WHERE emission_type = 'CO2' AND country = 'France' AND unit = 'tonnes'; |
Delete the accommodation record for student 3 | CREATE TABLE student_accommodations (student_id INT,accommodation_year INT,accommodation_type VARCHAR(255)); INSERT INTO student_accommodations (student_id,accommodation_year,accommodation_type) VALUES (1,2021,'Hearing'),(2,2021,'Visual'),(3,2020,'Mobility'); | DELETE FROM student_accommodations WHERE student_id = 3; |
What is the maximum and minimum response time for ambulances in each city in the state of California? | CREATE TABLE ambulance_response (id INT,city VARCHAR(255),response_time INT); | SELECT city, MIN(response_time) as min_response_time, MAX(response_time) as max_response_time FROM ambulance_response GROUP BY city; |
Which countries have the highest military expenditure in 2020? | CREATE TABLE MilitaryExpenditure (CountryName TEXT,Expenditure INT,Year INT); INSERT INTO MilitaryExpenditure (CountryName,Expenditure,Year) VALUES ('United States',778000,2020),('China',252000,2020),('India',72930,2020),('Russia',61700,2020); | SELECT CountryName, Expenditure FROM MilitaryExpenditure WHERE Year = 2020 ORDER BY Expenditure DESC; |
What is the total number of containers and their total weight transported by each vessel type in the last quarter? | CREATE TABLE vessels (vessel_id INT,vessel_type VARCHAR(50)); CREATE TABLE containers (container_id INT,container_weight INT,vessel_id INT,shipped_date DATE); INSERT INTO vessels VALUES (1,'Container Ship'); INSERT INTO vessels VALUES (2,'Bulk Carrier'); INSERT INTO containers VALUES (1,10,1,'2022-03-01'); INSERT INTO containers VALUES (2,15,2,'2022-02-15'); INSERT INTO containers VALUES (3,20,1,'2022-01-10'); | SELECT vessels.vessel_type, COUNT(containers.container_id) as num_containers, SUM(containers.container_weight) as total_weight FROM vessels INNER JOIN containers ON vessels.vessel_id = containers.vessel_id WHERE containers.shipped_date > DATE_SUB(CURRENT_DATE, INTERVAL 3 MONTH) GROUP BY vessels.vessel_type; |
Which vessels were involved in accidents, and what were their average ages and capacities? | CREATE TABLE vessels (vessel_id INT,vessel_name VARCHAR(100),age INT,capacity INT); CREATE TABLE accidents (accident_id INT,vessel_id INT); INSERT INTO vessels VALUES (1,'MV Ever Given',5); INSERT INTO vessels VALUES (2,'MV Maersk Mc-Kinney Moller',12); INSERT INTO accidents VALUES (1,1); INSERT INTO accidents VALUES (2,2); | SELECT vessels.vessel_name, AVG(vessels.age) as avg_age, AVG(vessels.capacity) as avg_capacity FROM vessels INNER JOIN accidents ON vessels.vessel_id = accidents.vessel_id GROUP BY vessels.vessel_name; |
Who are the suppliers for the 'metal' department in factory 2? | CREATE TABLE factories (factory_id INT,department VARCHAR(20)); INSERT INTO factories (factory_id,department) VALUES (1,'textile'),(2,'metal'),(3,'textile'); CREATE TABLE suppliers (supplier_id INT,factory_id INT,supplier_name VARCHAR(30)); INSERT INTO suppliers (supplier_id,factory_id,supplier_name) VALUES (1,1,'Supplier A'),(2,2,'Supplier B'),(3,2,'Supplier C'),(4,3,'Supplier D'); | SELECT supplier_name FROM suppliers WHERE factory_id = 2 AND department = 'metal'; |
List the top 3 streaming songs for the Hip-Hop genre in 2021. | CREATE TABLE songs (id INT PRIMARY KEY,title TEXT,year INT,genre TEXT,artist TEXT,streams INT); INSERT INTO songs (id,title,year,genre,artist,streams) VALUES (1,'Rap God',2013,'Hip-Hop','Eminem',100000000),(2,'Hotline Bling',2015,'Hip-Hop','Drake',200000000),(3,'Sicko Mode',2018,'Hip-Hop','Travis Scott',150000000),(4,'WAP',2021,'Hip-Hop','Cardi B',250000000),(5,'Industry Baby',2021,'Hip-Hop','Lil Nas X',300000000),(6,'Goosebumps',2016,'Hip-Hop','Travis Scott',120000000); | SELECT title, streams FROM songs WHERE genre = 'Hip-Hop' AND year = 2021 ORDER BY streams DESC LIMIT 3; |
Insert a new record for a donation of $750 on April 20, 2023, for the Arts program | CREATE TABLE donations (donation_id INT,donation_amount FLOAT,donation_date DATE,program_name VARCHAR(50)); | INSERT INTO donations (donation_id, donation_amount, donation_date, program_name) VALUES (4, 750, '2023-04-20', 'Arts'); |
How many students in each school have a mental health score below the average? | CREATE TABLE schools (id INT PRIMARY KEY,name VARCHAR(255)); CREATE TABLE students (id INT PRIMARY KEY,school_id INT,mental_health_score INT); | SELECT s.name, COUNT(st.id) FROM students st JOIN schools s ON st.school_id = s.id GROUP BY st.school_id HAVING AVG(st.mental_health_score) > st.mental_health_score; |
What is the maximum number of open pedagogy projects per student? | CREATE TABLE student_open_pedagogy (student_id INT,project_count INT); | SELECT student_id, MAX(project_count) as max_projects FROM student_open_pedagogy; |
What is the total energy consumption (in MWh) for each country in the year 2020? | CREATE TABLE energy_consumption (country VARCHAR(50),year INT,energy_consumption FLOAT); INSERT INTO energy_consumption (country,year,energy_consumption) VALUES ('USA',2020,3500.5),('Canada',2020,1200.3),('Mexico',2020,1800.2); | SELECT e.country, SUM(e.energy_consumption) FROM energy_consumption e WHERE e.year = 2020 GROUP BY e.country; |
Delete the record for well 'K11' in 'Indian Ocean'. | CREATE TABLE wells (well_id VARCHAR(10),well_location VARCHAR(20)); INSERT INTO wells (well_id,well_location) VALUES ('K11','Indian Ocean'); CREATE TABLE production (well_id VARCHAR(10),production_count INT); INSERT INTO production (well_id,production_count) VALUES ('K11',15000); | DELETE FROM production WHERE well_id = 'K11'; |
Show the number of victories for each team in the UEFA Champions League | CREATE TABLE teams (id INT PRIMARY KEY,name TEXT,league TEXT,wins INT,losses INT,draws INT); INSERT INTO teams (id,name,league,wins,losses,draws) VALUES (1,'Real Madrid','La Liga',5,1,1),(2,'Bayern Munich','Bundesliga',5,1,1),(3,'Manchester City','English Premier League',5,1,0),(4,'Liverpool','English Premier League',4,2,0),(5,'Ajax','Eredivisie',4,1,0),(6,'Juventus','Serie A',4,1,0); | SELECT name, wins FROM teams; |
What is the highest number of home runs hit by a player in a single MLB game? | CREATE TABLE single_game_homeruns (player VARCHAR(100),team VARCHAR(100),homeruns INT); INSERT INTO single_game_homeruns (player,team,homeruns) VALUES ('Bobby Lowe','Boston Beaneaters',4),('Lou Gehrig','New York Yankees',4); | SELECT MAX(homeruns) FROM single_game_homeruns; |
How many buses in Beijing have been serviced in the last 60 days? | CREATE TABLE beijing_bus (bus_id INT,last_service DATE); | SELECT COUNT(*) FROM beijing_bus WHERE last_service >= CURDATE() - INTERVAL 60 DAY; |
What is the total quantity of materials used per country? | CREATE TABLE materials (id INT,name VARCHAR(50),quantity INT,country VARCHAR(50)); INSERT INTO materials (id,name,quantity,country) VALUES (1,'organic cotton',1000,'India'),(2,'recycled polyester',1500,'China'),(3,'hemp',500,'Brazil'); | SELECT country, SUM(quantity) FROM materials GROUP BY country; |
What is the total quantity of recycled polyester used by brands in 2020? | CREATE TABLE recycled_polyester (brand VARCHAR(50),quantity INT,year INT); INSERT INTO recycled_polyester (brand,quantity,year) VALUES ('BrandD',15000,2020),('BrandE',22000,2020),('BrandF',11000,2020); | SELECT SUM(quantity) FROM recycled_polyester WHERE year = 2020; |
Who are the top 5 customers in terms of total spending on ethical fashion? | CREATE TABLE Customers (CustomerID INT,Name VARCHAR(50),Spending FLOAT); INSERT INTO Customers (CustomerID,Name,Spending) VALUES (1,'Alice Johnson',1500),(2,'Bob Smith',1200),(3,'Charlie Brown',2000),(4,'David Williams',3000),(5,'Eva Green',1800),(6,'Fiona Lee',2200); | SELECT Name, SUM(Spending) FROM Customers ORDER BY SUM(Spending) DESC FETCH FIRST 5 ROWS ONLY; |
What is the maximum loan amount for socially responsible loans in the Asia-Pacific region? | CREATE TABLE socially_responsible_loans (loan_id INT,region VARCHAR(20),loan_amount DECIMAL(10,2)); INSERT INTO socially_responsible_loans (loan_id,region,loan_amount) VALUES (101,'Asia-Pacific',50000),(102,'Europe',30000),(103,'Asia-Pacific',70000); | SELECT MAX(srl.loan_amount) FROM socially_responsible_loans srl WHERE srl.region = 'Asia-Pacific'; |
Find the top 3 countries with the highest average donation amount in the past 6 months. | CREATE TABLE Donations (DonationID INT,DonorName TEXT,Country TEXT,AmountDonated DECIMAL,DonationDate DATE); INSERT INTO Donations (DonationID,DonorName,Country,AmountDonated,DonationDate) VALUES (1,'Ravi Sharma','India',1000,'2022-01-15'); INSERT INTO Donations (DonationID,DonorName,Country,AmountDonated,DonationDate) VALUES (2,'Marie Jones','Canada',2000,'2022-02-10'); | SELECT Country, AVG(AmountDonated) as AvgDonation FROM Donations WHERE DonationDate >= DATEADD(month, -6, GETDATE()) GROUP BY Country ORDER BY AvgDonation DESC LIMIT 3; |
Obtain the top 3 countries with the highest number of organic produce suppliers in the organic_produce_suppliers table. | CREATE TABLE organic_produce_suppliers (supplier_id INT,supplier_name VARCHAR(255),country VARCHAR(255)); | SELECT supplier_name, country, COUNT(*) as supplier_count FROM organic_produce_suppliers GROUP BY country ORDER BY supplier_count DESC LIMIT 3; |
Update the name of supplier with id 1 to 'New Supplier Name' | CREATE TABLE Suppliers (id INT,name TEXT); INSERT INTO Suppliers (id,name) VALUES (1,'Supplier1'),(2,'Supplier2'),(3,'Supplier3'); | UPDATE Suppliers SET name = 'New Supplier Name' WHERE id = 1; |
What are the names and descriptions of violations for food trucks in Los Angeles that serve vegan food? | CREATE TABLE FoodTruck (id INT PRIMARY KEY,name VARCHAR(255),type VARCHAR(255),location VARCHAR(255)); CREATE TABLE Violation (id INT PRIMARY KEY,food_truck_id INT,date DATE,description VARCHAR(255)); CREATE TABLE Menu (id INT PRIMARY KEY,food_truck_id INT,name VARCHAR(255),vegan BOOLEAN); | SELECT f.name, v.description FROM FoodTruck f INNER JOIN Violation v ON f.id = v.food_truck_id INNER JOIN Menu m ON f.id = m.food_truck_id WHERE m.vegan = TRUE AND f.location = 'Los Angeles'; |
What is the average water usage for crops in Spain? | CREATE TABLE crops (id INT,name VARCHAR(50),country VARCHAR(50),water_usage INT); INSERT INTO crops (id,name,country,water_usage) VALUES (1,'Wheat','Spain',1000),(2,'Barley','Spain',800); | SELECT AVG(water_usage) FROM crops WHERE country = 'Spain'; |
Which countries have the highest average delivery times for shipments? | CREATE TABLE Shipments (id INT,weight INT,delivery_date DATE,shipped_date DATE,country VARCHAR(50)); INSERT INTO Shipments (id,weight,delivery_date,shipped_date,country) VALUES (1,100,'2022-01-05','2022-01-03','USA'),(2,150,'2022-01-07','2022-01-06','Canada'),(3,200,'2022-02-12','2022-02-10','Mexico'); | SELECT country, AVG(DATEDIFF(delivery_date, shipped_date)) AS avg_delivery_time FROM Shipments GROUP BY country ORDER BY avg_delivery_time DESC LIMIT 1; |
Largest renewable energy project per location | CREATE TABLE renewable_energy_projects (id INT,name VARCHAR(255),location VARCHAR(255),capacity FLOAT); INSERT INTO renewable_energy_projects (id,name,location,capacity) VALUES (1,'SolarFarm1','CityA',1000),(2,'WindFarm1','CityB',2000),(3,'SolarFarm2','CityA',1500); | SELECT name, location, capacity FROM (SELECT name, location, capacity, ROW_NUMBER() OVER (PARTITION BY location ORDER BY capacity DESC) as rn FROM renewable_energy_projects) AS subquery WHERE rn = 1; |
What is the total installed capacity of renewable energy projects in the US? | CREATE TABLE Renewable_Energy_Projects (id INT,country VARCHAR(20),installed_capacity FLOAT); INSERT INTO Renewable_Energy_Projects (id,country,installed_capacity) VALUES (1,'US',1200.5),(2,'Canada',1500.2),(3,'Mexico',900.1); | SELECT SUM(installed_capacity) FROM Renewable_Energy_Projects WHERE country = 'US'; |
What is the market share of Hotel X in terms of revenue generated by hotels in New York City? | CREATE TABLE hotels (hotel_id INT,hotel_name TEXT,city TEXT,revenue FLOAT); INSERT INTO hotels (hotel_id,hotel_name,city,revenue) VALUES (1,'Hotel X','New York City',1000000),(2,'Hotel Y','New York City',800000),(3,'Hotel Z','New York City',700000); | SELECT (hotels.revenue / (SELECT SUM(revenue) FROM hotels WHERE city = 'New York City') * 100) as market_share FROM hotels WHERE hotel_name = 'Hotel X'; |
How many artworks were created by artists from France? | CREATE TABLE Artists(id INT,name VARCHAR(255),birthplace VARCHAR(255)); INSERT INTO Artists(id,name,birthplace) VALUES (1,'Claude Monet','Paris,France'); INSERT INTO Artists(id,name,birthplace) VALUES (2,'Henri Matisse','Le Cateau-Cambrésis,France'); INSERT INTO Artists(id,name,birthplace) VALUES (3,'Pablo Picasso','Málaga,Spain'); | SELECT COUNT(*) FROM Artists WHERE Artists.birthplace LIKE '%France%'; |
How many records are in the 'species' table? | CREATE TABLE species (id INT,name VARCHAR(255),population INT); INSERT INTO species (id,name,population) VALUES (1,'polar_bear',25000); INSERT INTO species (id,name,population) VALUES (2,'arctic_fox',30000); | SELECT COUNT(*) FROM species; |
Update population of 'Reindeer' in animals table by 30% | CREATE TABLE animals (id INT PRIMARY KEY,species VARCHAR(50),population INT,region VARCHAR(50)); INSERT INTO animals (id,species,population,region) VALUES (1,'Reindeer',5000,'Arctic'); | WITH cte AS (UPDATE animals SET population = population * 1.3 WHERE species = 'Reindeer') SELECT * FROM animals; |
What is the maximum number of years a traditional art form has been preserved in each country? | CREATE TABLE countries (id INT,name TEXT); INSERT INTO countries (id,name) VALUES (1,'Nigeria'),(2,'Brazil'); CREATE TABLE art_forms (id INT,country_id INT,name TEXT,year_preserved INT); INSERT INTO art_forms (id,country_id,name,year_preserved) VALUES (1,1,'Tie-dye',500),(2,1,'Batik',1000),(3,2,'Capoeira',400); | SELECT c.name, MAX(af.year_preserved) FROM countries c JOIN art_forms af ON c.id = af.country_id GROUP BY c.id; |
What was the total construction cost for projects in 'Urban' area? | CREATE TABLE InfrastructureProjects (id INT,name VARCHAR(50),location VARCHAR(50),cost FLOAT); INSERT INTO InfrastructureProjects (id,name,location,cost) VALUES (1,'Dam Reconstruction','Urban',5000000); INSERT INTO InfrastructureProjects (id,name,location,cost) VALUES (2,'Bridge Construction','Rural',3000000); | SELECT SUM(cost) FROM InfrastructureProjects WHERE location = 'Urban'; |
Calculate the average number of annual visitors to India from 2018 to 2023 who prioritize sustainable tourism. | CREATE TABLE india_tourism (year INT,visitors INT,sustainability_rating INT); INSERT INTO india_tourism (year,visitors,sustainability_rating) VALUES (2018,5000000,3),(2019,5500000,4),(2020,4000000,5),(2021,4500000,5),(2022,6000000,4),(2023,6500000,4); | SELECT AVG(visitors) FROM india_tourism WHERE sustainability_rating >= 4 AND year BETWEEN 2018 AND 2023; |
Provide the number of tourists visiting Canada, grouped by continent. | CREATE TABLE tourism_stats (visitor_country VARCHAR(255),continent VARCHAR(255)); INSERT INTO tourism_stats (visitor_country,continent) VALUES ('Canada','North America'); | SELECT continent, COUNT(*) FROM tourism_stats GROUP BY continent; |
How many TV shows were produced in Japan between 2015 and 2020, grouped by genre, and what is the most popular genre? | CREATE TABLE tv_shows (id INT,title VARCHAR(100),rating FLOAT,production_country VARCHAR(50),release_year INT,genre VARCHAR(50)); INSERT INTO tv_shows (id,title,rating,production_country,release_year,genre) VALUES (1,'TV Show1',7.5,'Japan',2016,'Comedy'),(2,'TV Show2',8.2,'Japan',2018,'Drama'),(3,'TV Show3',6.9,'Japan',2019,'Comedy'); | SELECT genre, COUNT(*) as show_count FROM tv_shows WHERE production_country = 'Japan' AND release_year BETWEEN 2015 AND 2020 GROUP BY genre ORDER BY show_count DESC LIMIT 1; |
How many journalists were arrested in Middle East in the last 3 months? | CREATE TABLE journalist_arrests (id INT,journalist VARCHAR(255),location VARCHAR(255),date DATE); INSERT INTO journalist_arrests (id,journalist,location,date) VALUES (4,'Journalist 3','Middle East','2023-01-01'),(5,'Journalist 4','Middle East','2023-02-01'),(6,'Journalist 5','Middle East','2023-03-01'); | SELECT COUNT(*) FROM journalist_arrests WHERE location = 'Middle East' AND date >= DATEADD(month, -3, GETDATE()); |
What is the average watch time per user for each content category? | CREATE TABLE user_content_views (view_id INT,user_id INT,content_id INT,view_date DATE,watch_time INT); CREATE TABLE content (content_id INT,content_category VARCHAR(20)); | SELECT content.content_category, AVG(user_content_views.watch_time) as avg_watch_time FROM user_content_views JOIN content ON user_content_views.content_id = content.content_id GROUP BY content.content_category; |
What is the inventory level for specific ingredients? | CREATE TABLE inventory (ingredient VARCHAR(255),quantity INT); INSERT INTO inventory (ingredient,quantity) VALUES ('Chicken',500),('Beef',300),('Potatoes',800),('Salt',100),('Pepper',50); | SELECT ingredient, quantity FROM inventory WHERE ingredient IN ('Chicken', 'Beef', 'Potatoes'); |
What is the total sales for each dish category by month? | CREATE TABLE Orders (OrderID INT,DishID INT,Quantity INT,OrderDate DATE); CREATE TABLE Dishes (DishID INT,DishName VARCHAR(50),Category VARCHAR(50),Price DECIMAL(5,2)); INSERT INTO Dishes (DishID,DishName,Category,Price) VALUES (1,'Veggie Pizza','Pizza',12.99),(2,'Margherita Pizza','Pizza',10.99),(3,'Chicken Caesar Salad','Salad',15.49),(4,'Garden Salad','Salad',11.99); INSERT INTO Orders (OrderID,DishID,Quantity,OrderDate) VALUES (1,1,2,'2022-01-01'),(2,2,1,'2022-01-02'),(3,3,3,'2022-01-03'),(4,1,1,'2022-01-04'),(5,4,2,'2022-02-05'); | SELECT EXTRACT(MONTH FROM OrderDate) as Month, Category, SUM(Quantity * Price) as TotalSales FROM Orders JOIN Dishes ON Orders.DishID = Dishes.DishID GROUP BY Month, Category; |
Calculate the total CO2 emissions for each country. | CREATE TABLE EnvironmentalImpact (SiteID INT,Country VARCHAR(50),Pollutant VARCHAR(50),AmountDecimal FLOAT,Measurement VARCHAR(50),Date DATE); ALTER TABLE MineSites ADD CONSTRAINT FK_SiteID FOREIGN KEY (SiteID) REFERENCES EnvironmentalImpact(SiteID); CREATE VIEW CO2View AS SELECT Country,SUM(AmountDecimal) AS TotalCO2Emissions FROM EnvironmentalImpact WHERE Pollutant = 'CO2' GROUP BY Country; | SELECT CO2View.Country, CO2View.TotalCO2Emissions FROM CO2View ORDER BY TotalCO2Emissions DESC; |
Show the number of mining equipment units, by type, that were added to the 'equipment_inventory' table in 2022. | CREATE TABLE equipment_inventory_history (id INT,equipment_type VARCHAR(50),quantity INT,transaction_date DATE); INSERT INTO equipment_inventory_history (id,equipment_type,quantity,transaction_date) VALUES (1,'Excavator',5,'2022-01-01'),(2,'Drill',3,'2022-02-01'),(3,'Haul Truck',2,'2022-03-01'); | SELECT equipment_type, SUM(quantity) as total_added FROM equipment_inventory_history WHERE transaction_date >= '2022-01-01' AND transaction_date < '2023-01-01' GROUP BY equipment_type; |
Insert new records of network infrastructure investments in the 'Africa' region. | CREATE TABLE investments(id INT,investment VARCHAR(25),date DATE,region VARCHAR(20)); | INSERT INTO investments(id, investment, date, region) VALUES (4, 'New data center', '2023-01-01', 'Africa'), (5, 'Fiber optic expansion', '2023-02-01', 'Africa'); |
List all mobile subscribers who have experienced a network outage in the past 7 days, along with the number and duration of each outage. | CREATE TABLE mobile_subscribers (id INT,latitude DECIMAL(9,6),longitude DECIMAL(9,6),monthly_data_usage DECIMAL(10,2));CREATE VIEW network_issues AS SELECT subscriber_id,date,issue_type,duration FROM network_outages; | SELECT ms.id, ms.latitude, ms.longitude, ms.monthly_data_usage, COUNT(ni.subscriber_id) as num_outages, SUM(ni.duration) as total_outage_duration FROM mobile_subscribers ms INNER JOIN network_issues ni ON ms.id = ni.subscriber_id WHERE ni.date >= DATE_SUB(CURRENT_DATE, INTERVAL 7 DAY) GROUP BY ms.id; |
Update conservation status of 'Blue Whale' | CREATE TABLE species (id INT PRIMARY KEY,name VARCHAR(255),population INT,conservation_status VARCHAR(255),last_sighting DATE); INSERT INTO species (id,name,population,conservation_status,last_sighting) VALUES (1,'Blue Whale',10000,'Endangered','2020-01-01'); | UPDATE species SET conservation_status = 'Critically Endangered' WHERE name = 'Blue Whale'; |
Create a new table named 'game_stats' with columns 'session_id', 'game_mode', 'kills', 'deaths', 'assists', 'score' | CREATE SCHEMA if not exists gaming; CREATE TABLE gaming.game_sessions (id INT,player_id INT,start_time TIMESTAMP,end_time TIMESTAMP,duration INT); | CREATE TABLE gaming.game_stats (session_id INT, game_mode VARCHAR(50), kills INT, deaths INT, assists INT, score INT); |
What is the average session length for each game genre in the last month, sorted by average session length. | CREATE TABLE game_sessions(id INT,user_id INT,game_name VARCHAR(50),start_time DATETIME,end_time DATETIME); CREATE TABLE games(id INT,name VARCHAR(50),genre VARCHAR(50)); | SELECT genres.genre, AVG(TIMESTAMPDIFF(SECOND, start_time, end_time)) as avg_session_length FROM game_sessions JOIN games ON game_sessions.game_name = games.name JOIN (SELECT DISTINCT game_name, genre FROM game_sessions JOIN games ON game_sessions.game_name = games.name) genres ON games.name = genres.game_name WHERE start_time >= DATE_SUB(CURRENT_DATE, INTERVAL 1 MONTH) GROUP BY genres.genre ORDER BY avg_session_length DESC; |
What is the most popular genre of virtual reality games in Europe? | CREATE TABLE VRGames (GameID INT,GameName VARCHAR(100),Genre VARCHAR(50),Popularity INT,PlayerCountry VARCHAR(50)); INSERT INTO VRGames (GameID,GameName,Genre,Popularity,PlayerCountry) VALUES (1,'VRGameA','Action',10000,'Germany'),(2,'VRGameB','Simulation',12000,'France'),(3,'VRGameC','Action',15000,'Germany'); | SELECT Genre, SUM(Popularity) as TotalPopularity FROM VRGames WHERE PlayerCountry LIKE 'Europe%' GROUP BY Genre ORDER BY TotalPopularity DESC; |
Which esports event has the most participants? | CREATE TABLE EventParticipants (ParticipantID INT,EventID INT,ParticipantName VARCHAR(50)); INSERT INTO EventParticipants (ParticipantID,EventID) VALUES (1,1),(2,1),(3,2),(4,3),(5,3); | SELECT EventID, COUNT(*) as ParticipantCount FROM EventParticipants GROUP BY EventID ORDER BY ParticipantCount DESC LIMIT 1; |
What is the total budget allocated for all departments in 'CityC'? | CREATE TABLE Budget (City VARCHAR(10),Department VARCHAR(20),Amount INT); INSERT INTO Budget (City,Department,Amount) VALUES ('CityC','Healthcare',15000000),('CityC','Education',20000000),('CityC','Transportation',10000000); | SELECT SUM(Amount) FROM Budget WHERE City = 'CityC'; |
What is the total healthcare budget for coastal districts? | CREATE TABLE districts (district_id INT,district_name VARCHAR(20),coast VARCHAR(10)); INSERT INTO districts (district_id,district_name,coast) VALUES (1,'Seaside','Coast'),(2,'Greenfield','Inland'),(3,'Harborside','Coast'); CREATE TABLE budget_allocation (budget_id INT,district_id INT,sector VARCHAR(20),budget_amount INT); INSERT INTO budget_allocation (budget_id,district_id,sector,budget_amount) VALUES (1,1,'Education',50000),(2,1,'Healthcare',80000),(3,2,'Education',60000),(4,2,'Healthcare',70000),(5,3,'Education',40000),(6,3,'Healthcare',85000); | SELECT SUM(budget_amount) FROM budget_allocation WHERE sector = 'Healthcare' AND districts.coast = 'Coast'; |
Delete the record of Erbium production in Q2 2020 from the Japanese mine. | CREATE TABLE production (id INT,mine_id INT,element TEXT,production FLOAT,datetime DATE); INSERT INTO production (id,mine_id,element,production,datetime) VALUES (1,1,'Erbium',130.5,'2020-04-01'),(2,2,'Holmium',170.2,'2020-04-15'); | DELETE FROM production WHERE mine_id = 1 AND element = 'Erbium' AND QUARTER(datetime) = 2 AND YEAR(datetime) = 2020; |
What is the total production of Neodymium for each country in 2020? | CREATE TABLE production (country VARCHAR(20),element VARCHAR(10),year INT,quantity INT); INSERT INTO production (country,element,year,quantity) VALUES ('China','Neodymium',2020,120000),('Australia','Neodymium',2020,8000); | SELECT country, SUM(quantity) as total_production FROM production WHERE element = 'Neodymium' AND year = 2020 GROUP BY country; |
Update the revenue of 'Chicken Shawarma' dish in the restaurant_menu table. | CREATE TABLE restaurant_menu (dish VARCHAR(255),category VARCHAR(255),price DECIMAL(10,2)); INSERT INTO restaurant_menu (dish,category,price) VALUES ('Chicken Shawarma','Middle Eastern',8.99); | UPDATE restaurant_menu SET price = 9.99 WHERE dish = 'Chicken Shawarma'; |
What are the total sales for all restaurants located in 'Downtown'? | CREATE TABLE restaurants (id INT,name TEXT,location TEXT); INSERT INTO restaurants (id,name,location) VALUES (1,'Restaurant A','Downtown'),(2,'Restaurant B','Uptown'); | SELECT SUM(sales) FROM sales JOIN restaurants ON sales.restaurant_id = restaurants.id WHERE restaurants.location = 'Downtown'; |
Which stores in Tokyo have sold more than 30 units of eco-friendly cleaning products since their launch? | CREATE TABLE products(product_id VARCHAR(20),product_name VARCHAR(20),launched_date DATE); INSERT INTO products (product_id,product_name,launched_date) VALUES ('Eco-friendly Cleaner','2022-01-01'); CREATE TABLE stores(store_id VARCHAR(20),store_location VARCHAR(20)); INSERT INTO stores (store_id,store_location) VALUES ('Tokyo Store 1','Tokyo'),('Tokyo Store 2','Tokyo'); CREATE TABLE sales(store_id VARCHAR(20),product_id VARCHAR(20),sale_date DATE,quantity INTEGER); INSERT INTO sales (store_id,product_id,sale_date,quantity) VALUES ('Tokyo Store 1','Eco-friendly Cleaner','2022-01-05',20),('Tokyo Store 2','Eco-friendly Cleaner','2022-01-07',40); | SELECT store_location, SUM(quantity) FROM sales JOIN stores ON sales.store_id = stores.store_id JOIN products ON sales.product_id = products.product_id WHERE products.product_name = 'Eco-friendly Cleaner' AND sale_date >= products.launched_date AND store_location = 'Tokyo' GROUP BY store_location HAVING SUM(quantity) > 30; |
What is the name of the spacecraft with the highest mass? | CREATE TABLE Spacecraft (id INT,name VARCHAR(30),mass FLOAT); INSERT INTO Spacecraft (id,name,mass) VALUES (1,'Nebula',20000.0); INSERT INTO Spacecraft (id,name,mass) VALUES (2,'Pulsar',18000.0); | SELECT name FROM Spacecraft WHERE mass = (SELECT MAX(mass) FROM Spacecraft); |
List all ticket sales records for the western_conference in the ticket_sales table. | CREATE TABLE ticket_sales (id INT,team VARCHAR(50),conference VARCHAR(50),tickets_sold INT,revenue FLOAT); | SELECT * FROM ticket_sales WHERE conference = 'western_conference'; |
What is the total number of tickets sold in events with 'Basketball' as the sport in the 'events' table? | CREATE TABLE events (event_id INT,sport VARCHAR(10),athlete_count INT,attendees INT,ticket_price DECIMAL(5,2)); | SELECT SUM(attendees * ticket_price) FROM events WHERE sport = 'Basketball'; |
How many vulnerabilities were found in the last quarter for the 'cloud' asset type? | CREATE TABLE vulnerabilities (id INT,vuln_date DATE,asset_type VARCHAR(50)); INSERT INTO vulnerabilities (id,vuln_date,asset_type) VALUES (1,'2022-01-01','cloud'),(2,'2022-02-05','server'),(3,'2022-03-10','workstation'); | SELECT COUNT(*) as vulnerability_count FROM vulnerabilities WHERE vuln_date >= DATEADD(quarter, -1, GETDATE()) AND asset_type = 'cloud'; |
What is the average severity of vulnerabilities detected in the last month for the finance department? | CREATE TABLE vulnerabilities (id INT,department VARCHAR(255),severity INT,detection_date DATE); INSERT INTO vulnerabilities (id,department,severity,detection_date) VALUES (1,'finance',7,'2022-01-05'),(2,'finance',5,'2022-02-10'),(3,'HR',3,'2022-01-02'); | SELECT AVG(severity) FROM vulnerabilities WHERE detection_date >= DATE_SUB(CURRENT_DATE, INTERVAL 1 MONTH) AND department = 'finance'; |
What were the top 5 malware types by the number of incidents in the North America region in 2021? | CREATE TABLE malware_incidents (id INT,malware_type VARCHAR(255),incident_count INT,region VARCHAR(255),occurrence_date DATE); INSERT INTO malware_incidents (id,malware_type,incident_count,region,occurrence_date) VALUES (1,'Ransomware',150,'North America','2021-01-01'); | SELECT malware_type, incident_count FROM malware_incidents WHERE region = 'North America' AND occurrence_date >= '2021-01-01' AND occurrence_date < '2022-01-01' GROUP BY malware_type ORDER BY incident_count DESC LIMIT 5; |
What is the total number of autonomous vehicles in Berlin, Germany and Madrid, Spain? | CREATE TABLE autonomous_vehicles (vehicle_id INT,city VARCHAR(20),country VARCHAR(20)); INSERT INTO autonomous_vehicles (vehicle_id,city,country) VALUES (1,'Berlin','Germany'),(2,'Berlin','Germany'),(3,'Madrid','Spain'),(4,'Madrid','Spain'); | SELECT COUNT(*) FROM autonomous_vehicles WHERE city IN ('Berlin', 'Madrid') AND country IN ('Germany', 'Spain'); |
Insert a new record in the claims table with claim_id 3, policy_id 2, claim_amount 2500, and claim_date '2022-02-12' | CREATE TABLE claims (claim_id INT,policy_id INT,claim_amount DECIMAL(10,2),claim_date DATE); | INSERT INTO claims (claim_id, policy_id, claim_amount, claim_date) VALUES (3, 2, 2500, '2022-02-12'); |
What is the minimum wage for workers in the 'food' sector, and how many workers are paid this amount? | CREATE TABLE if not exists wages (id INT PRIMARY KEY,sector VARCHAR(255),wage DECIMAL(10,2)); INSERT INTO wages (id,sector,wage) VALUES (1,'food',12.00),(2,'food',12.00),(3,'manufacturing',15.00); | SELECT MIN(wage), COUNT(*) FROM wages WHERE sector = 'food' GROUP BY wage; |
What are the maximum and minimum ranges of electric vehicles grouped by make? | CREATE TABLE Electric_Vehicles (Id INT,Make VARCHAR(255),Model VARCHAR(255),Year INT,Range INT); INSERT INTO Electric_Vehicles (Id,Make,Model,Year,Range) VALUES (1,'Tesla','Model 3',2020,263); INSERT INTO Electric_Vehicles (Id,Make,Model,Year,Range) VALUES (2,'Chevrolet','Bolt',2020,259); INSERT INTO Electric_Vehicles (Id,Make,Model,Year,Range) VALUES (3,'Nissan','Leaf',2020,150); | SELECT Make, MAX(Range) AS Max_Range, MIN(Range) AS Min_Range FROM Electric_Vehicles GROUP BY Make; |
What is the change in electric vehicle sales, compared to the previous month, per make? | CREATE TABLE MonthlyElectricVehicleSales (id INT,sale_date DATE,make VARCHAR(20),model VARCHAR(20),num_vehicles_sold INT); INSERT INTO MonthlyElectricVehicleSales (id,sale_date,make,model,num_vehicles_sold) VALUES (1,'2022-01-01','Tesla','Model S',1200),(2,'2022-01-01','Tesla','Model 3',1500),(3,'2022-02-01','Tesla','Model S',1250),(4,'2022-02-01','Tesla','Model 3',1600),(5,'2022-03-01','Tesla','Model S',1300),(6,'2022-03-01','Tesla','Model 3',1700),(7,'2022-01-01','Volvo','XC60',200),(8,'2022-02-01','Volvo','XC60',250),(9,'2022-03-01','Volvo','XC60',300); | SELECT make, EXTRACT(MONTH FROM sale_date) AS month, (num_vehicles_sold - LAG(num_vehicles_sold) OVER (PARTITION BY make ORDER BY EXTRACT(MONTH FROM sale_date))) * 100.0 / LAG(num_vehicles_sold) OVER (PARTITION BY make ORDER BY EXTRACT(MONTH FROM sale_date)) AS pct_change FROM MonthlyElectricVehicleSales; |
Find the number of users who have never used wearable technology. | CREATE TABLE Users (id INT,uses_wearable BOOLEAN); INSERT INTO Users (id,uses_wearable) VALUES (1,false),(2,true),(3,false),(4,true),(5,false); | SELECT COUNT(*) FROM Users WHERE uses_wearable = false; |
List the number of members who joined in each month, for the last year. | CREATE TABLE members (id INT,join_date DATE); | SELECT MONTH(join_date) as month, COUNT(*) as members_joined FROM members WHERE join_date >= DATE_SUB(CURRENT_DATE, INTERVAL 1 YEAR) GROUP BY month; |
Find the AI safety incidents that occurred in Europe and were related to data privacy or unintended behavior. | CREATE TABLE eu_ai_safety_incidents (id INT,incident_name VARCHAR(255),country VARCHAR(255),incident_category VARCHAR(255)); INSERT INTO eu_ai_safety_incidents (id,incident_name,country,incident_category) VALUES (1,'IncidentF','Germany','Data Privacy'),(2,'IncidentG','France','Unintended Behavior'),(3,'IncidentH','UK','Data Privacy'); | SELECT * FROM eu_ai_safety_incidents WHERE country IN ('Germany', 'France', 'UK') AND incident_category IN ('Data Privacy', 'Unintended Behavior'); |
What is the distribution of algorithm types used in explainable AI research? | CREATE TABLE explainable_ai (id INT,research_name VARCHAR(50),algorithm_type VARCHAR(50)); INSERT INTO explainable_ai (id,research_name,algorithm_type) VALUES (1,'Interpretable Neural Networks','Neural Network'),(2,'SHAP Values','Decision Tree'),(3,'LIME','Logistic Regression'); | SELECT algorithm_type, COUNT(*) FROM explainable_ai GROUP BY algorithm_type; |
What is the total cost of all agricultural innovation projects, ordered by the project cost in descending order? | CREATE TABLE agri_innovation_projects (id INT,project_name VARCHAR(255),location VARCHAR(255),sector VARCHAR(255),cost FLOAT); INSERT INTO agri_innovation_projects (id,project_name,location,sector,cost) VALUES (1,'Precision Agriculture','Village X','Agriculture',35000.00),(2,'Drip Irrigation','Village Y','Agriculture',28000.00),(3,'Solar Powered Cold Storage','Village Z','Agriculture',52000.00); | SELECT SUM(cost) as total_cost FROM agri_innovation_projects ORDER BY total_cost DESC; |
What is the maximum amount of dissolved oxygen (DO) in the ocean_health table for each month in 2021? | CREATE TABLE ocean_health (date DATE,do_value INT); INSERT INTO ocean_health (date,do_value) VALUES ('2021-01-01',8),('2021-01-02',7),('2021-02-01',6),('2021-02-02',9); | SELECT EXTRACT(MONTH FROM date) as month, MAX(do_value) as max_do_value FROM ocean_health WHERE date BETWEEN '2021-01-01' AND '2021-12-31' GROUP BY EXTRACT(MONTH FROM date); |
What is the stocking density (fish per cubic meter) for each species in 2021? | CREATE TABLE fish_stock (species VARCHAR(255),year INT,stocking_density INT); INSERT INTO fish_stock (species,year,stocking_density) VALUES ('Salmon',2021,30),('Tilapia',2021,50),('Catfish',2021,40); | SELECT species, AVG(stocking_density) as avg_density FROM fish_stock WHERE year = 2021 GROUP BY species; |
What is the number of employees for contractors who implemented sustainable practices? | CREATE TABLE Contractors (ContractorID INT,ContractorName VARCHAR(50),City VARCHAR(50),State VARCHAR(2),Country VARCHAR(50)); CREATE TABLE LaborStatistics (StatisticID INT,ContractorID INT,EmployeeCount INT,HourlyRate FLOAT,Date DATE); CREATE TABLE SustainablePractices (PracticeID INT,ContractorID INT,PracticeType VARCHAR(50),ImplementationDate DATE); INSERT INTO Contractors (ContractorID,ContractorName,City,State,Country) VALUES (4,'MNO Construction','Miami','FL','USA'); INSERT INTO LaborStatistics (StatisticID,ContractorID,EmployeeCount,HourlyRate,Date) VALUES (1,4,60,40,'2022-01-05'); INSERT INTO SustainablePractices (PracticeID,ContractorID,PracticeType,ImplementationDate) VALUES (1,4,'Rainwater Harvesting','2022-02-01'); | SELECT ContractorID FROM SustainablePractices; SELECT SUM(EmployeeCount) FROM LaborStatistics WHERE ContractorID IN (SELECT ContractorID FROM SustainablePractices); |
What is the average price of an eighth of an ounce of cannabis in each dispensary? | CREATE TABLE Prices (dispensary VARCHAR(255),price DECIMAL(10,2),product VARCHAR(255)); INSERT INTO Prices (dispensary,price,product) VALUES ('Dispensary A',35,'Eighth'),('Dispensary A',40,'Quarter'),('Dispensary B',30,'Eighth'),('Dispensary B',45,'Quarter'); | SELECT dispensary, AVG(price) FROM Prices WHERE product = 'Eighth' GROUP BY dispensary; |
Insert a new case with the following data: case_id 6, client_name 'Jim Brown', case_type 'traffic', case_outcome 'pending', case_date '2022-05-05' into the 'traffic' table | CREATE TABLE traffic (case_id INT,client_name VARCHAR(50),case_type VARCHAR(20),case_outcome VARCHAR(20),case_date DATE); | INSERT INTO traffic (case_id, client_name, case_type, case_outcome, case_date) VALUES (6, 'Jim Brown', 'traffic', 'pending', '2022-05-05'); |
Calculate the average usage hours for machines that were maintained in the last 30 days. | CREATE TABLE machine_maintenance_new2 (id INT PRIMARY KEY,machine_name VARCHAR(50),last_maintenance_date DATE); CREATE TABLE machine_usage_new2 (id INT PRIMARY KEY,machine_name VARCHAR(50),usage_hours INT); | SELECT AVG(usage_hours) as avg_usage_hours FROM machine_usage_new2 m INNER JOIN machine_maintenance_new2 mm ON m.machine_name = mm.machine_name WHERE mm.last_maintenance_date > CURDATE() - INTERVAL 30 DAY; |
Identify drugs that were approved but not launched in the market. | CREATE TABLE drug_approval (drug_id INT,approval_date DATE); INSERT INTO drug_approval (drug_id,approval_date) VALUES (101,'2020-01-01'),(102,'2019-06-15'),(103,'2021-03-20'); CREATE TABLE drug_launch (drug_id INT,launch_date DATE); INSERT INTO drug_launch (drug_id,launch_date) VALUES (101,'2020-02-01'),(103,'2021-04-01'); | SELECT da.drug_id FROM drug_approval da LEFT JOIN drug_launch dl ON da.drug_id = dl.drug_id WHERE dl.drug_id IS NULL; |
What was the total sales revenue for 'DrugB' in Q1 2021 in 'Europe'? | CREATE TABLE sales (drug_name TEXT,sale_date DATE,revenue FLOAT); INSERT INTO sales (drug_name,sale_date,revenue) VALUES ('DrugB','2021-01-01',12000),('DrugB','2021-01-02',13000),('DrugB','2021-04-01',14000),('DrugB','2021-04-02',15000); | SELECT SUM(revenue) FROM sales WHERE drug_name = 'DrugB' AND sale_date BETWEEN '2021-01-01' AND '2021-01-31'; |
Which wholesalers offer the deepest discounts on drugs in the Central region, and how many drugs do they discount? | CREATE TABLE wholesaler_discounts (id INT PRIMARY KEY,drug_id INT,wholesaler VARCHAR(255),discount_rate DECIMAL(4,2)); CREATE TABLE drugs (id INT PRIMARY KEY,region VARCHAR(255)); | SELECT w.wholesaler, COUNT(w.id) as drugs_discounted, AVG(w.discount_rate) as average_discount_rate FROM wholesaler_discounts w INNER JOIN drugs d ON w.drug_id = d.id WHERE d.region = 'Central' GROUP BY w.wholesaler ORDER BY average_discount_rate DESC, drugs_discounted DESC; |
What is the hospital capacity utilization rate by hospital name, ordered within each state? | CREATE TABLE CapacityUtilization (StateName VARCHAR(50),HospitalName VARCHAR(50),Capacity INT,Utilization INT); INSERT INTO CapacityUtilization (StateName,HospitalName,Capacity,Utilization) VALUES ('Alabama','HospitalA',250,75),('Alabama','HospitalB',300,80),('Alaska','HospitalX',50,60),('Arizona','HospitalY',400,90),('Arizona','HospitalZ',350,85); | SELECT StateName, HospitalName, Utilization, PERCENT_RANK() OVER (PARTITION BY StateName ORDER BY Utilization DESC) AS PercentRank FROM CapacityUtilization |
What is the number of dental visits per year in each state? | CREATE TABLE dental_visits (id INT,state TEXT,visits INT); INSERT INTO dental_visits (id,state,visits) VALUES (1,'California',2); INSERT INTO dental_visits (id,state,visits) VALUES (2,'New York',3); | SELECT state, AVG(visits) FROM dental_visits GROUP BY state; |
What is the total number of mental health visits in rural areas in the US? | CREATE TABLE mental_health_visits (visit_id INT,location VARCHAR(20)); INSERT INTO mental_health_visits (visit_id,location) VALUES (1,'Rural'); INSERT INTO mental_health_visits (visit_id,location) VALUES (2,'Urban'); | SELECT COUNT(*) FROM mental_health_visits WHERE location = 'Rural'; |
List all companies founded by individuals from the ASEAN region | CREATE TABLE company_founding(id INT PRIMARY KEY,company_name VARCHAR(100),founder_country VARCHAR(50)); INSERT INTO company_founding VALUES (1,'Acme Inc','Singapore'); INSERT INTO company_founding VALUES (2,'Beta Corp','Indonesia'); INSERT INTO company_founding VALUES (3,'Charlie LLC','Thailand'); INSERT INTO company_founding VALUES (4,'Delta Inc','Malaysia'); INSERT INTO company_founding VALUES (5,'Echo Inc','Philippines'); | SELECT company_name FROM company_founding WHERE founder_country IN ('Singapore', 'Indonesia', 'Thailand', 'Malaysia', 'Philippines'); |
What is the maximum funding raised in a single round by a startup with a female founder in the HealthTech sector? | CREATE TABLE funding_rounds (id INT,company_id INT,round_type TEXT,amount INT,date DATE); INSERT INTO funding_rounds (id,company_id,round_type,amount,date) VALUES (1,1,'Seed',1000000,'2020-01-01'),(2,2,'Series A',5000000,'2021-01-01'),(3,3,'Seed',2000000,'2019-01-01'); | SELECT MAX(funding_rounds.amount) FROM funding_rounds JOIN companies ON funding_rounds.company_id = companies.id WHERE companies.founder_gender = 'Female' AND companies.industry = 'HealthTech'; |
Update the community_policing table and mark 'true' for the record where the community_policing_id is 3 | CREATE TABLE community_policing (community_policing_id INT,is_active BOOLEAN); | UPDATE community_policing SET is_active = true WHERE community_policing_id = 3; |
What is the minimum response time for emergency calls in each neighborhood? | CREATE TABLE neighborhoods (nid INT,neighborhood_name VARCHAR(255)); CREATE TABLE emergencies (eid INT,nid INT,response_time INT); | SELECT n.neighborhood_name, MIN(e.response_time) FROM neighborhoods n INNER JOIN emergencies e ON n.nid = e.nid GROUP BY n.neighborhood_name; |
What is the total number of emergency response calls in each city district? | CREATE TABLE districts (did INT,name VARCHAR(255)); CREATE TABLE calls (cid INT,did INT,time DATETIME); INSERT INTO districts VALUES (1,'Downtown'),(2,'Uptown'); INSERT INTO calls VALUES (1,1,'2022-01-01 12:00:00'),(2,2,'2022-01-01 13:00:00'); | SELECT d.name, COUNT(c.cid) as num_calls FROM districts d JOIN calls c ON d.did = c.did GROUP BY d.did; |
What is the average age of painters in the database? | CREATE TABLE Artists (name VARCHAR(255),age INT,art VARCHAR(255)); INSERT INTO Artists (name,age,art) VALUES ('Picasso',91,'Painter'),('Van Gogh',37,'Painter'),('Dali',84,'Painter'); | SELECT AVG(age) FROM Artists WHERE art = 'Painter'; |
What is the total number of clients who have invested in the 'Global Fund'? | CREATE TABLE clients (client_id INT,name TEXT,region TEXT); INSERT INTO clients (client_id,name,region) VALUES (1,'John Doe','US'),(2,'Jane Smith','APAC'),(3,'Mike Johnson','EU'),(4,'Sophia Chen','APAC'); CREATE TABLE investments (client_id INT,fund_id INT,amount DECIMAL(10,2)); INSERT INTO investments (client_id,fund_id,amount) VALUES (1,1,15000.00),(1,2,20000.00),(2,1,30000.00),(5,1,40000.00); CREATE TABLE funds (fund_id INT,fund_name TEXT,category TEXT); INSERT INTO funds (fund_id,fund_name,category) VALUES (1,'Global Fund','Fixed Income'),(2,'Regional Fund','Equity'); | SELECT COUNT(DISTINCT c.client_id) FROM clients c JOIN investments i ON c.client_id = i.client_id JOIN funds f ON i.fund_id = f.fund_id WHERE f.fund_name = 'Global Fund'; |
Which investment strategies have a total transaction value of more than 100000 for a private equity firm? | CREATE TABLE investment_strategies (strategy_id INT,name VARCHAR(255)); CREATE TABLE private_equity_transactions (transaction_id INT,strategy_id INT,amount DECIMAL(10,2),trans_date DATE); | SELECT investment_strategies.name FROM investment_strategies INNER JOIN private_equity_transactions ON investment_strategies.strategy_id = private_equity_transactions.strategy_id GROUP BY investment_strategies.name HAVING SUM(private_equity_transactions.amount) > 100000; |
Find the minimum ESG score for companies in the education sector. | CREATE TABLE companies (id INT,name VARCHAR(255),sector VARCHAR(255),ESG_score FLOAT); INSERT INTO companies (id,name,sector,ESG_score) VALUES (1,'EverFi','Education',75.0),(2,'Coursera','Education',78.5),(3,'Khan Academy','Education',82.0); | SELECT MIN(ESG_score) FROM companies WHERE sector = 'Education'; |
How many unique 'regions' are represented in the 'Locations' table for 'RenewableEnergy'? | CREATE TABLE LocationsRE (id INT,country VARCHAR(255),region VARCHAR(255),sector VARCHAR(255)); | SELECT COUNT(DISTINCT region) FROM LocationsRE WHERE sector = 'RenewableEnergy'; |
List all military technologies and their regions from the 'Military_Tech' table. | CREATE TABLE Military_Tech (id INT,name VARCHAR(50),type VARCHAR(20),region VARCHAR(20)); INSERT INTO Military_Tech (id,name,type,region) VALUES (1,'Stealth Fighter','Aircraft','North America'); | SELECT * FROM Military_Tech; |
What was the total amount donated by repeat donors from Canada in Q1 2022? | CREATE TABLE Donors (DonorID int,DonorName varchar(50),Country varchar(50),FirstDonationDate date); INSERT INTO Donors VALUES (1,'John Smith','Canada','2021-01-01'); | SELECT SUM(DonationAmount) FROM Donations D JOIN Donors DON ON D.DonorID = DON.DonorID WHERE DON.Country = 'Canada' AND D.DonationDate BETWEEN '2022-01-01' AND '2022-03-31' AND EXISTS (SELECT 1 FROM Donations D2 WHERE D2.DonorID = D.DonorID AND D2.DonationDate < '2022-01-01') |
What is the percentage of total humanitarian aid spent on education in each world region? | CREATE TABLE humanitarian_aid (id INT,region TEXT,category TEXT,amount FLOAT); INSERT INTO humanitarian_aid (id,region,category,amount) VALUES (1,'Africa','Education',500),(2,'Asia','Health',750),(3,'Africa','Health',250); | SELECT region, (SUM(case when category = 'Education' then amount else 0 end) / SUM(amount)) * 100 as education_percentage FROM humanitarian_aid GROUP BY region; |
What is the total number of refugee families supported by each NGO in the last 6 months? | CREATE TABLE NGOs (NGOID int,NGOName varchar(50)); INSERT INTO NGOs (NGOID,NGOName) VALUES (1,'International Rescue Committee'),(2,'Save the Children'); CREATE TABLE RefugeeSupport (SupportID int,NGOID int,FamilyID int,SupportDate date); INSERT INTO RefugeeSupport (SupportID,NGOID,FamilyID,SupportDate) VALUES (1,1,1,'2022-01-01'),(2,1,2,'2022-02-01'),(3,2,1,'2022-03-01'); | SELECT NGOName, COUNT(DISTINCT FamilyID) as SupportedFamilies FROM NGOs INNER JOIN RefugeeSupport ON NGOs.NGOID = RefugeeSupport.NGOID WHERE SupportDate >= DATE_SUB(CURRENT_DATE, INTERVAL 6 MONTH) GROUP BY NGOName; |
How many vehicles of type 'Trolleybus' are due for maintenance in the next 30 days? | CREATE TABLE vehicles (id INT,vehicle_type VARCHAR(255),model_year INT,last_maintenance_date DATE,next_maintenance_date DATE); INSERT INTO vehicles (id,vehicle_type,model_year,last_maintenance_date,next_maintenance_date) VALUES (2004,'Trolleybus',2020,'2022-04-20','2022-07-20'),(2005,'Tram',2019,'2022-05-15','2022-11-15'); | SELECT vehicle_type, TIMESTAMPDIFF(DAY, CURDATE(), next_maintenance_date) as days_until_next_maintenance FROM vehicles WHERE vehicle_type = 'Trolleybus' HAVING days_until_next_maintenance <= 30; |
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