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Identify the cultural festivals with attendance greater than 7500 and their virtual experience platforms.
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CREATE TABLE CulturalFestivals (festival_id INT,location TEXT,attendance INT); INSERT INTO CulturalFestivals (festival_id,location,attendance) VALUES (1101,'Food Festival',7000),(1102,'Dance Festival',6000); CREATE TABLE VirtualExperiences (experience_id INT,festival_id INT,platform TEXT); INSERT INTO VirtualExperiences (experience_id,festival_id,platform) VALUES (1201,1101,'Website'),(1202,1102,'Mobile app');
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SELECT f.festival_id, f.location, f.attendance, v.platform FROM CulturalFestivals f JOIN VirtualExperiences v ON f.festival_id = v.festival_id WHERE f.attendance > 7500;
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List defense contract negotiations with their start and end dates, ordered by negotiation_id.
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CREATE SCHEMA IF NOT EXISTS contract_negotiations;CREATE TABLE IF NOT EXISTS contract_negotiations (negotiation_id INT,negotiation_start_date DATE,negotiation_end_date DATE);INSERT INTO contract_negotiations (negotiation_id,negotiation_start_date,negotiation_end_date) VALUES (1,'2021-01-01','2021-02-01'),(2,'2021-02-01','2021-03-15'),(3,'2021-03-15','2021-04-30');
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SELECT negotiation_id, negotiation_start_date, negotiation_end_date FROM contract_negotiations ORDER BY negotiation_id;
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Summarize the total funding by industry and round
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CREATE TABLE funding (id INT,industry VARCHAR(255),round VARCHAR(255),funding_amount DECIMAL(10,2)); INSERT INTO funding (id,industry,round,funding_amount) VALUES (1,'Tech','Seed',50000.00),(2,'Biotech','Series A',200000.00),(3,'Tech','Series B',750000.00),(4,'Biotech','Seed',150000.00);
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SELECT industry, round, SUM(funding_amount) as total_funding FROM funding GROUP BY industry, round;
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What is the total cost of sustainable building projects in WA?
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CREATE TABLE SustainableCosts (ProjectID int,State varchar(25),Sustainable bit,Cost decimal(10,2)); INSERT INTO SustainableCosts (ProjectID,State,Sustainable,Cost) VALUES (1,'WA',1,100000.00),(2,'WA',0,200000.00),(3,'WA',1,150000.00);
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SELECT State, SUM(Cost) AS TotalCost FROM SustainableCosts WHERE State = 'WA' AND Sustainable = 1 GROUP BY State;
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What is the maximum price of a co-owned property in Manhattan with a SustainabilityRating of at least 3?
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CREATE TABLE CoOwnedProperties (PropertyID int,Price int,Borough varchar(255),SustainabilityRating int); INSERT INTO CoOwnedProperties (PropertyID,Price,Borough,SustainabilityRating) VALUES (1,600000,'Manhattan',3);
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SELECT MAX(Price) as MaxPrice FROM CoOwnedProperties WHERE Borough = 'Manhattan' AND SustainabilityRating >= 3;
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Update the "temperature" in the "sensor_data" table where the "sensor_id" is 2 to 25
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CREATE TABLE sensor_data (sensor_id INT,temperature FLOAT,humidity FLOAT,light_level INT,timestamp TIMESTAMP);
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UPDATE sensor_data SET temperature = 25 WHERE sensor_id = 2;
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How many defense projects in the Project_Timelines table have a duration greater than or equal to 365 days?
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CREATE TABLE Project_Timelines (project VARCHAR(50),start_date DATE,end_date DATE);
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SELECT COUNT(*) FROM Project_Timelines WHERE DATEDIFF(day, start_date, end_date) >= 365;
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What is the total number of building permits issued, in each month, for sustainable building projects, for the past year, ordered by year and month?
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CREATE TABLE BuildingPermits (PermitIssueDate DATE,SustainableBuilding INT);
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SELECT DATEPART(YEAR, PermitIssueDate) as Year, DATEPART(MONTH, PermitIssueDate) as Month, COUNT(*) as PermitCount FROM BuildingPermits WHERE PermitIssueDate >= DATEADD(YEAR, -1, GETDATE()) AND SustainableBuilding = 1 GROUP BY DATEPART(YEAR, PermitIssueDate), DATEPART(MONTH, PermitIssueDate) ORDER BY Year, Month;
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How many agricultural innovation projects have been implemented in the 'innovation_data' table for each type?
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CREATE TABLE innovation_data (project_id INT,project_type VARCHAR(20)); INSERT INTO innovation_data (project_id,project_type) VALUES (1,'Precision Agriculture'),(2,'Biotechnology'),(3,'Precision Agriculture');
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SELECT project_type, COUNT(project_id) FROM innovation_data GROUP BY project_type;
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What is the percentage of total agricultural land in North America that has adopted sustainable farming practices since 2015?
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CREATE TABLE AgriculturalLand (region TEXT,year INTEGER,practices TEXT,acres INTEGER); INSERT INTO AgriculturalLand (region,year,practices,acres) VALUES ('North America',2015,'conventional',5000000),('North America',2016,'sustainable',1500000),('North America',2017,'sustainable',3000000),('North America',2018,'sustainable',4500000),('North America',2019,'sustainable',5000000);
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SELECT (SUM(CASE WHEN practices = 'sustainable' THEN acres ELSE 0 END) * 100.0 / SUM(acres)) AS percentage FROM AgriculturalLand WHERE region = 'North America' AND year >= 2015;
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What is the number of legal technology patents filed in the last 5 years by companies in Washington D.C.?
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CREATE TABLE legal_tech_patents (patent_id INT,company_id INT,file_date DATE,state VARCHAR(2)); INSERT INTO legal_tech_patents (patent_id,company_id,file_date,state) VALUES (1,1001,'2018-01-01','DC'),(2,1002,'2019-03-15','DC');
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SELECT COUNT(*) FROM legal_tech_patents WHERE state = 'DC' AND file_date >= DATE_SUB(CURRENT_DATE, INTERVAL 5 YEAR);
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What are the names and excavation dates of sites with at least one wooden artifact?
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CREATE TABLE excavation_sites (site_id INT,site_name TEXT,excavation_date DATE); CREATE TABLE artifacts (artifact_id INT,site_id INT,artifact_type TEXT); INSERT INTO excavation_sites (site_id,site_name,excavation_date) VALUES (1,'Site A','2010-01-01'),(2,'Site B','2012-05-05'),(3,'Site C','2015-10-10'); INSERT INTO artifacts (artifact_id,site_id,artifact_type) VALUES (1,1,'wooden'),(2,1,'stone'),(3,2,'metal'),(4,3,'wooden');
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SELECT site_name, excavation_date FROM excavation_sites e JOIN artifacts a ON e.site_id = a.site_id WHERE a.artifact_type = 'wooden';
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What is the maximum number of players and the corresponding game for each platform in the VR category?
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CREATE TABLE VRPlatforms (GameID int,Platform varchar(20),MaxPlayers int); INSERT INTO VRPlatforms (GameID,Platform,MaxPlayers) VALUES (11,'Oculus',300); INSERT INTO VRPlatforms (GameID,Platform,MaxPlayers) VALUES (12,'Vive',250);
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SELECT Platform, MAX(MaxPlayers) as MaxPlayers, GameName FROM VRPlatforms vp JOIN VRGames vg ON vp.GameID = vg.GameID WHERE vg.Category = 'VR' GROUP BY Platform;
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What is the average budget allocation for policies in CityC?
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CREATE TABLE Policy (id INT,city_id INT,title VARCHAR(100),start_date DATE,end_date DATE); INSERT INTO Policy (id,city_id,title,start_date,end_date) VALUES (3,3,'Policy3','2022-01-01','2023-12-31'); INSERT INTO Policy (id,city_id,title,start_date,end_date) VALUES (4,3,'Policy4','2021-01-01','2022-12-31'); CREATE TABLE BudgetAllocation (id INT,policy_id INT,service_id INT,allocation FLOAT); INSERT INTO BudgetAllocation (id,policy_id,service_id,allocation) VALUES (4,3,1,0.3); INSERT INTO BudgetAllocation (id,policy_id,service_id,allocation) VALUES (5,3,2,0.7);
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SELECT AVG(ba.allocation) FROM BudgetAllocation ba JOIN Policy p ON ba.policy_id = p.id WHERE p.city_id = 3;
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Find the number of fans who have attended both hockey and baseball games in the last year.
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CREATE TABLE FanEvents (FanID INT,EventType VARCHAR(10),EventDate DATE); CREATE TABLE Fans (FanID INT,FanName VARCHAR(50));
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SELECT COUNT(DISTINCT FanID) FROM FanEvents WHERE EventType IN ('Hockey', 'Baseball') GROUP BY FanID HAVING COUNT(DISTINCT EventType) = 2;
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What is the average water temperature in the Pacific Northwest salmon farms in July?
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CREATE TABLE salmon_farms (id INT,name TEXT,region TEXT,water_temp FLOAT); INSERT INTO salmon_farms (id,name,region,water_temp) VALUES (1,'Farm A','Pacific Northwest',12.5),(2,'Farm B','Pacific Northwest',13.2),(3,'Farm C','Pacific Northwest',11.8);
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SELECT AVG(water_temp) FROM salmon_farms WHERE region = 'Pacific Northwest' AND EXTRACT(MONTH FROM datetime) = 7;
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List the total number of military aircraft maintenance requests in the Pacific region in Q3 2022
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CREATE TABLE maintenance_requests (region TEXT,quarter NUMERIC,aircraft_type TEXT,num_requests NUMERIC); INSERT INTO maintenance_requests (region,quarter,aircraft_type,num_requests) VALUES ('Pacific',3,'F-16',20),('Atlantic',2,'F-15',15),('Pacific',3,'F-35',30),('Atlantic',1,'A-10',10),('Pacific',2,'F-16',25);
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SELECT SUM(num_requests) as total_requests FROM maintenance_requests WHERE region = 'Pacific' AND quarter = 3;
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How many virtual tours are available in Spain and Italy?
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CREATE TABLE virtual_tourism (venue_id INT,name TEXT,country TEXT,available_tours INT); INSERT INTO virtual_tourism (venue_id,name,country,available_tours) VALUES (1,'Virtually Madrid','Spain',12),(2,'Vatican City 360','Italy',8),(3,'Barcelona Online','Spain',15);
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SELECT SUM(available_tours) FROM virtual_tourism WHERE country IN ('Spain', 'Italy');
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How many patients received treatment at a specific location?
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CREATE TABLE patients (id INT,name VARCHAR(50),location VARCHAR(50),treatment VARCHAR(50)); CREATE TABLE treatments (treatment VARCHAR(50),cost INT);
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SELECT COUNT(DISTINCT p.name) FROM patients p WHERE p.location = 'specific_location';
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What is the number of animals of each type in each country, ordered by the number of animals in descending order?
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CREATE TABLE CountryAnimals (Country VARCHAR(255),Type VARCHAR(255),Animals INT); INSERT INTO CountryAnimals (Country,Type,Animals) VALUES ('India','Tiger',20),('India','Elephant',30),('China','Tiger',15),('China','Panda',20),('Brazil','Elephant',10),('Brazil','Rhino',15);
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SELECT Country, Type, SUM(Animals) as TotalAnimals FROM CountryAnimals GROUP BY Country, Type ORDER BY TotalAnimals DESC;
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How many passengers traveled on each route on a specific date?
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CREATE TABLE trips (route_id INT,trip_date DATE); INSERT INTO trips (route_id,trip_date) VALUES (1,'2022-05-01'),(1,'2022-05-01'),(2,'2022-05-01'),(3,'2022-05-01'),(3,'2022-05-01');
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SELECT r.route_name, t.trip_date, COUNT(t.route_id) AS passengers FROM trips t JOIN routes r ON t.route_id = r.route_id GROUP BY r.route_name, t.trip_date;
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Which cruelty-free certified products were sold in Canada in Q1 2022?
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CREATE TABLE products (product_id INT,product_name VARCHAR(50),is_cruelty_free BOOLEAN); INSERT INTO products VALUES (1,'Lipstick 101',true),(2,'Eye Shadow 202',false); CREATE TABLE sales (sale_id INT,product_id INT,sale_date DATE); INSERT INTO sales VALUES (1,1,'2022-01-05'),(2,2,'2022-02-10'),(3,1,'2022-03-20');
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SELECT products.product_name FROM products INNER JOIN sales ON products.product_id = sales.product_id WHERE products.is_cruelty_free = true AND sale_date BETWEEN '2022-01-01' AND '2022-03-31';
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How many disaster response volunteers are there in 'regions' table and what are their names?
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CREATE TABLE regions (region_id INT,volunteer_name VARCHAR(50),is_disaster_response BOOLEAN); INSERT INTO regions (region_id,volunteer_name,is_disaster_response) VALUES (1,'John Doe',true),(2,'Jane Smith',false),(3,'Alice Johnson',true),(4,'Bob Brown',true),(5,'Charlie Davis',false);
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SELECT COUNT(*), volunteer_name FROM regions WHERE is_disaster_response = true;
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What is the average daily water consumption per household in New York City?
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CREATE TABLE Households (id INT,city VARCHAR(20),daily_consumption FLOAT); INSERT INTO Households (id,city,daily_consumption) VALUES (1,'New York City',300.5),(2,'New York City',327.8),(3,'Los Angeles',425.6);
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SELECT AVG(daily_consumption) FROM Households WHERE city = 'New York City';
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Calculate the total quantity of 'recycled paper' products in the inventory.
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CREATE TABLE product (product_id INT,name VARCHAR(255),quantity INT,material VARCHAR(255)); INSERT INTO product (product_id,name,quantity,material) VALUES (1,'Recycled Paper Notebook',75,'recycled paper');
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SELECT SUM(quantity) FROM product WHERE material = 'recycled paper';
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What is the distribution of content items across different media representation topics?
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CREATE TABLE content (id INT,topic VARCHAR(50)); INSERT INTO content (id,topic) VALUES (1,'Racial Diversity'),(2,'Gender Equality'),(3,'LGBTQ+ Representation'),(4,'Disability Representation'),(5,'Religious Diversity'),(6,'Cultural Diversity');
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SELECT topic, COUNT(*) AS num_content, ROUND(COUNT(*) * 100.0 / (SELECT COUNT(*) FROM content), 1) AS percentage FROM content GROUP BY topic;
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Find healthcare providers with low cultural competency scores serving Latinx in FL.
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CREATE TABLE healthcare_providers (provider_id INT,name TEXT,state TEXT); INSERT INTO healthcare_providers (provider_id,name,state) VALUES (1,'Dr. Ana Perez','FL'); CREATE TABLE cultural_competency (provider_id INT,score INT,community TEXT);
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SELECT h.name, c.score FROM healthcare_providers h INNER JOIN cultural_competency c ON h.provider_id = c.provider_id WHERE h.state = 'FL' AND c.community = 'Latinx' AND c.score < 50;
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What was the total revenue for 'El Bio Vegan' in 2021?
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CREATE TABLE restaurants (name VARCHAR(255),type VARCHAR(255),yearly_revenue INT); INSERT INTO restaurants (name,type,yearly_revenue) VALUES ('El Bio Vegan','Restaurant',300000);
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SELECT yearly_revenue FROM restaurants WHERE name = 'El Bio Vegan' AND year = 2021;
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How many cybersecurity incidents were reported in the Caribbean region in 2020?
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CREATE TABLE cybersecurity_incidents(incident_id INT,region VARCHAR(255),year INT); INSERT INTO cybersecurity_incidents(incident_id,region,year) VALUES (1,'Caribbean',2020),(2,'North America',2019),(3,'Caribbean',2021),(4,'Europe',2020),(5,'Caribbean',2020),(6,'Asia',2020);
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SELECT COUNT(*) FROM cybersecurity_incidents WHERE region = 'Caribbean' AND year = 2020;
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How many products have been restocked in the past month for each brand?
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CREATE TABLE brands (id INT,name TEXT); CREATE TABLE products (id INT,name TEXT,brand_id INT,restock_date DATE); INSERT INTO brands (id,name) VALUES (1,'Brand A'),(2,'Brand B'),(3,'Brand C'); INSERT INTO products (id,name,brand_id,restock_date) VALUES (1,'Product 1',1,'2022-01-05'),(2,'Product 2',2,'2022-02-10'),(3,'Product 3',3,'2022-03-01'),(4,'Product 4',1,'2022-01-15'),(5,'Product 5',2,'2022-02-25');
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SELECT brands.name, COUNT(products.id) FROM brands INNER JOIN products ON brands.id = products.brand_id WHERE products.restock_date >= DATEADD(month, -1, GETDATE()) GROUP BY brands.name;
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Find the number of distinct tree species in mangrove forests
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CREATE TABLE forests_species (id INT,type VARCHAR(20),species INT); INSERT INTO forests_species (id,type,species) VALUES (1,'Mangrove',20),(2,'Mangrove',25);
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SELECT COUNT(DISTINCT species) FROM forests_species WHERE type = 'Mangrove';
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What is the average number of hours of professional development per teacher per district?
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CREATE TABLE development_hours (teacher_id INT,district_id INT,hours_developed INT);
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SELECT district_id, AVG(hours_developed) as avg_hours FROM development_hours GROUP BY district_id;
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List the names and completion status of rural infrastructure projects in the 'infrastructure_data' table for the 'Prairies' region.
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CREATE TABLE infrastructure_data (project_id INT,region VARCHAR(20),project_status VARCHAR(20)); INSERT INTO infrastructure_data (project_id,region,project_status) VALUES (1,'Prairies','completed'),(2,'Northern','in_progress'),(3,'Pacific','completed');
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SELECT project_name, project_status FROM infrastructure_data WHERE region = 'Prairies';
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List all intelligence operations that were initiated in 2015 and are still ongoing?
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CREATE TABLE if not exists intelligence_operations (operation_name VARCHAR(50),start_year INT,end_year INT);
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SELECT operation_name FROM intelligence_operations WHERE start_year <= 2015 AND (end_year IS NULL OR end_year > 2015);
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Insert a new wind energy production record for Texas in the year 2025
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CREATE TABLE wind_energy (id INT,region VARCHAR(50),year INT,production FLOAT);
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INSERT INTO wind_energy (id, region, year, production) VALUES (1, 'Texas', 2025, 5000);
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What is the average number of visits per community event in Sydney?
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CREATE TABLE CommunityEventDetailsSydney (event_id INT,city VARCHAR(50),num_visits INT,num_events INT); INSERT INTO CommunityEventDetailsSydney (event_id,city,num_visits,num_events) VALUES (100,'Sydney',50,2),(200,'Sydney',75,3),(300,'Sydney',100,4);
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SELECT AVG(num_visits/num_events) FROM CommunityEventDetailsSydney;
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What is the average attendance for games played at stadium 'Stadium X'?
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CREATE TABLE games (stadium TEXT,attendance INT); INSERT INTO games (stadium,attendance) VALUES ('Stadium X',12000),('Stadium X',15000),('Stadium Y',18000);
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SELECT AVG(attendance) FROM games WHERE stadium = 'Stadium X';
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What is the total number of vessels involved in maritime safety incidents?
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CREATE TABLE maritime_safety_incidents (region text,vessel_id integer); INSERT INTO maritime_safety_incidents (region,vessel_id) VALUES ('North Atlantic',123),('North Pacific',456),('Mediterranean',789);
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SELECT COUNT(DISTINCT vessel_id) FROM maritime_safety_incidents;
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Calculate the total waste produced by each menu category in the past year.
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CREATE TABLE waste (waste_id INT,menu_item_id INT,waste_amount INT,waste_date DATE); INSERT INTO waste VALUES (1,1,50,'2022-01-01'),(2,2,75,'2022-02-01'),(3,3,60,'2022-03-01'),(4,1,100,'2022-04-01'); CREATE TABLE menu_items (menu_item_id INT,category VARCHAR(255)); INSERT INTO menu_items VALUES (1,'Entrees'),(2,'Soups'),(3,'Salads');
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SELECT c1.category, SUM(w1.waste_amount) AS total_waste FROM waste w1 INNER JOIN menu_items m1 ON w1.menu_item_id = m1.menu_item_id INNER JOIN (SELECT menu_item_id, category FROM menu_items EXCEPT SELECT menu_item_id, category FROM menu_items WHERE menu_item_id NOT IN (SELECT menu_item_id FROM waste)) c1 ON m1.menu_item_id = c1.menu_item_id WHERE w1.waste_date > DATEADD(year, -1, GETDATE()) GROUP BY c1.category;
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What is the total number of public libraries in the state of California and their respective budgets?
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CREATE TABLE PublicLibraries (LibraryID INT,LibraryName VARCHAR(100),State VARCHAR(100),Budget DECIMAL(10,2)); INSERT INTO PublicLibraries (LibraryID,LibraryName,State,Budget) VALUES (1,'Los Angeles Public Library','California',120000.00),(2,'San Francisco Public Library','California',85000.00);
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SELECT SUM(Budget) as TotalBudget, LibraryName FROM PublicLibraries WHERE State = 'California' GROUP BY LibraryName;
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Find suppliers providing more than 1000 units of any organic ingredient
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CREATE TABLE ingredients (id INT,name VARCHAR(50),is_organic BOOLEAN,supplier_id INT,quantity INT); INSERT INTO ingredients (id,name,is_organic,supplier_id,quantity) VALUES (1,'Tomatoes',TRUE,101,1200),(2,'Cheese',FALSE,102,800),(3,'Quinoa',TRUE,103,500); CREATE TABLE suppliers (id INT,name VARCHAR(50)); INSERT INTO suppliers (id,name) VALUES (101,'Green Garden'),(102,'Cheese Company'),(103,'Healthy Harvest');
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SELECT s.name, i.name, i.quantity FROM ingredients i INNER JOIN suppliers s ON i.supplier_id = s.id WHERE i.is_organic = TRUE GROUP BY s.name, i.name HAVING COUNT(*) > 1000;
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What is the name of the countries and the average hectares of forests?
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CREATE TABLE Forests (id INT PRIMARY KEY,name VARCHAR(255),hectares DECIMAL(5,2),country VARCHAR(255)); INSERT INTO Forests (id,name,hectares,country) VALUES (1,'Greenwood',520.00,'Canada'); CREATE TABLE Countries (code CHAR(2),name VARCHAR(255),population INT); INSERT INTO Countries (code,name,population) VALUES ('CA','Canada',37410003);
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SELECT Countries.name as country_name, AVG(Forests.hectares) as avg_hectares FROM Forests INNER JOIN Countries ON Forests.country = Countries.code GROUP BY Countries.name;
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What is the number of network failures for each tower, grouped by month, and joined with the network investments table to show the total investment for each tower?
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CREATE TABLE network_failures (id INT PRIMARY KEY,tower_id INT,failure_type VARCHAR(255),failure_date DATE); CREATE TABLE network_investments (id INT PRIMARY KEY,tower_id INT,investment_amount FLOAT,investment_date DATE);
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SELECT MONTH(f.failure_date) as month, i.tower_id, COUNT(f.id) as num_failures, SUM(i.investment_amount) as total_investment FROM network_failures f INNER JOIN network_investments i ON f.tower_id = i.tower_id GROUP BY month, i.tower_id;
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How many coal mines are there in the Appalachian region?
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CREATE TABLE mines (id INT,name TEXT,location TEXT,product TEXT); INSERT INTO mines (id,name,location,product) VALUES (1,'Mammoth','Appalachia','Coal');
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SELECT COUNT(*) FROM mines WHERE location = 'Appalachia' AND product = 'Coal';
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What was the change in production of 'Potatoes' between 2015 and 2020 in 'AnnualCropProduction' table?
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CREATE TABLE AnnualCropProduction (year INT,crop VARCHAR(20),quantity INT,price FLOAT);
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SELECT (SUM(CASE WHEN year = 2020 THEN quantity ELSE 0 END) - SUM(CASE WHEN year = 2015 THEN quantity ELSE 0 END)) as potato_production_change FROM AnnualCropProduction WHERE crop = 'Potatoes';
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List the names of the mines that have either gold or silver production data, but not both.
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CREATE TABLE gold_mine_production (mine_name VARCHAR(255),quantity INT); CREATE TABLE silver_mine_production (mine_name VARCHAR(255),quantity INT);
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SELECT mine_name FROM gold_mine_production GROUP BY mine_name HAVING COUNT(*) = 1 INTERSECT SELECT mine_name FROM silver_mine_production GROUP BY mine_name HAVING COUNT(*) = 0 UNION SELECT mine_name FROM gold_mine_production GROUP BY mine_name HAVING COUNT(*) = 0 INTERSECT SELECT mine_name FROM silver_mine_production GROUP BY mine_name HAVING COUNT(*) = 1;
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What is the number of autonomous vehicles in the autonomous_driving_research table?
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CREATE TABLE autonomous_driving_research (id INT,make VARCHAR(50),model VARCHAR(50),autonomy_level INT);
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SELECT COUNT(*) FROM autonomous_driving_research WHERE autonomy_level > 0;
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Find the average size of space debris in each location.
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CREATE TABLE space_debris (id INT,name VARCHAR(255),source_type VARCHAR(255),location VARCHAR(255),size FLOAT); INSERT INTO space_debris (id,name,source_type,location,size) VALUES (1,'Defunct Satellite','Spacecraft','LEO',5.0);
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SELECT location, AVG(size) as avg_size FROM space_debris GROUP BY location;
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What is the total revenue from ticket sales in 'Section A' in the 'ticket_sales' table?
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CREATE TABLE ticket_sales (ticket_id INT,section VARCHAR(50),price DECIMAL(5,2),quantity INT); INSERT INTO ticket_sales (ticket_id,section,price,quantity) VALUES (1,'Section A',50.00,25); INSERT INTO ticket_sales (ticket_id,section,price,quantity) VALUES (2,'Section B',40.00,30);
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SELECT SUM(price * quantity) FROM ticket_sales WHERE section = 'Section A';
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How many events were attended by donors from 'CountryX'?
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CREATE TABLE Donors (donor_id INT,name VARCHAR(255),country VARCHAR(255)); CREATE TABLE Donations (donation_id INT,donor_id INT,event_id INT); CREATE TABLE Events (event_id INT,name VARCHAR(255),date DATE);
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SELECT COUNT(*) FROM Donors D JOIN Donations DN ON D.donor_id = DN.donor_id JOIN Events E ON DN.event_id = E.event_id WHERE D.country = 'CountryX';
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What are the names and roles of reporters who have worked on completed investigative projects?
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CREATE TABLE reporters (id INT,name VARCHAR(50),age INT,gender VARCHAR(10),role VARCHAR(20)); INSERT INTO reporters (id,name,age,gender,role) VALUES (1,'Sanaa Ahmed',32,'Female','Investigative Reporter'); INSERT INTO reporters (id,name,age,gender,role) VALUES (2,'Hiroshi Tanaka',45,'Male','Senior Editor'); INSERT INTO reporters (id,name,age,gender,role) VALUES (3,'Claudia Mendoza',30,'Female','Reporter'); INSERT INTO reporters (id,name,age,gender,role) VALUES (4,'Mohammed Al-Saadi',40,'Male','Lead Investigator'); CREATE TABLE investigative_projects (id INT,title VARCHAR(100),lead_investigator_id INT,status VARCHAR(20)); INSERT INTO investigative_projects (id,title,lead_investigator_id,status) VALUES (1,'Corruption in City Hall',4,'Completed'); INSERT INTO investigative_projects (id,title,lead_investigator_id,status) VALUES (2,'Misuse of Funds in Non-Profit Organizations',2,'Completed');
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SELECT r.name, r.role FROM reporters r JOIN investigative_projects ip ON r.id = ip.lead_investigator_id WHERE ip.status = 'Completed';
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Identify mines with labor productivity below the industry average
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CREATE TABLE mine (id INT,name TEXT,location TEXT,labor_productivity INT); INSERT INTO mine (id,name,location,labor_productivity) VALUES (1,'Golden Gorge','CA',120),(2,'Silver Ridge','NV',150),(3,'Bronze Basin','CO',180),(4,'Iron Island','MT',100),(5,'Lead Land','SD',90); CREATE TABLE industry_average (year INT,avg_labor_productivity INT); INSERT INTO industry_average (year,avg_labor_productivity) VALUES (2022,130);
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SELECT name, labor_productivity FROM mine WHERE labor_productivity < (SELECT avg_labor_productivity FROM industry_average WHERE year = 2022);
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What were the water conservation initiatives with an average savings of over 70 m³ on September 1, 2021?
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CREATE TABLE WaterConservation (Id INT,Initiative VARCHAR(50),Savings DECIMAL(5,2),Date DATE); INSERT INTO WaterConservation (Id,Initiative,Savings,Date) VALUES (1,'Rain Barrels',75.2,'2021-09-01'); INSERT INTO WaterConservation (Id,Initiative,Savings,Date) VALUES (2,'Smart Irrigation',78.3,'2021-09-01');
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SELECT Initiative, AVG(Savings) FROM WaterConservation WHERE Date = '2021-09-01' GROUP BY Initiative HAVING AVG(Savings) > 70;
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What is the total water consumption of factories in each country, categorized by those meeting the living wage standard?
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CREATE TABLE Factories (id INT,name TEXT,country TEXT,living_wage_standard BOOLEAN,water_consumption DECIMAL(5,2)); INSERT INTO Factories (id,name,country,living_wage_standard,water_consumption) VALUES (1,'Factory A','USA',true,12000.00),(2,'Factory B','Mexico',false,15000.00),(3,'Factory C','India',true,8000.00),(4,'Factory D','Bangladesh',false,10000.00),(5,'Factory E','China',true,13000.00);
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SELECT country, SUM(water_consumption) FROM Factories GROUP BY country, living_wage_standard;
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List all community policing initiatives in the 'Bronx' borough.
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CREATE TABLE initiatives (id INT,name TEXT,location TEXT); INSERT INTO initiatives (id,name,location) VALUES (1,'Safe Streets','Manhattan'),(2,'Youth and Police Dialogues','Brooklyn'),(3,'Cops and Clergy','Queens'),(4,'Community Patrol','Bronx'),(5,'Disaster Preparedness Workshops','Staten Island');
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SELECT name FROM initiatives WHERE location = 'Bronx';
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Find the number of fans who have attended both basketball and football games in the last year.
|
CREATE TABLE FanEvents (FanID INT,EventType VARCHAR(10),EventDate DATE); CREATE TABLE Fans (FanID INT,FanName VARCHAR(50));
|
SELECT COUNT(DISTINCT FanID) FROM FanEvents WHERE EventType IN ('Basketball', 'Football') GROUP BY FanID HAVING COUNT(DISTINCT EventType) = 2;
|
Count the number of unsuccessful satellite launches by private companies
|
CREATE TABLE Launches (LaunchID INT,LaunchDate DATE,SatelliteName VARCHAR(50),Company VARCHAR(50),Success VARCHAR(50)); INSERT INTO Launches (LaunchID,LaunchDate,SatelliteName,Company,Success) VALUES (1,'2022-01-01','SatX','SpaceX','Failure'); INSERT INTO Launches (LaunchID,LaunchDate,SatelliteName,Company,Success) VALUES (2,'2022-02-10','SatY','Blue Origin','Success');
|
SELECT Company, COUNT(*) FROM Launches WHERE Success = 'Failure' AND Company NOT LIKE '%Government%' GROUP BY Company;
|
Which marine protected areas in the Southern Ocean have shark populations?
|
CREATE TABLE marine_protected_areas (id INT,name VARCHAR(255),region VARCHAR(255)); CREATE TABLE shark_populations (id INT,marine_protected_area_id INT,shark_species VARCHAR(255)); INSERT INTO marine_protected_areas (id,name,region) VALUES (1,'Kerguelen Islands Marine Reserve','Southern Ocean'),(2,'Heard Island and McDonald Islands Marine Reserve','Southern Ocean'),(3,'Macquarie Island Marine Park','Southern Ocean'); INSERT INTO shark_populations (id,marine_protected_area_id,shark_species) VALUES (1,1,'Great White Shark'),(2,2,'Southern Ocean Sevengill Shark'),(3,3,'Southern Dogfish Shark');
|
SELECT marine_protected_areas.name FROM marine_protected_areas JOIN shark_populations ON marine_protected_areas.id = shark_populations.marine_protected_area_id WHERE region = 'Southern Ocean';
|
List the unique mission names and their launch years for each country.
|
CREATE TABLE space_missions (id INT,mission_name VARCHAR(255),country VARCHAR(255),launch_year INT,mission_status VARCHAR(255)); INSERT INTO space_missions (id,mission_name,country,launch_year,mission_status) VALUES (1,'Artemis I','United States',2022,'Planned');
|
SELECT launch_year, country, mission_name FROM space_missions GROUP BY launch_year, country, mission_name;
|
List the names of companies that have received funding in the last 6 months, ordered by the amount of funding received.
|
CREATE TABLE companies (id INT,name TEXT,industry TEXT,founding_date DATE,founder_gender TEXT); INSERT INTO companies (id,name,industry,founding_date,founder_gender) VALUES (1,'DataMine','Technology','2018-01-01','Male'); INSERT INTO companies (id,name,industry,founding_date,founder_gender) VALUES (2,'BioHealth','Healthcare','2019-01-01','Female'); CREATE TABLE funding_records (id INT,company_id INT,funding_amount INT,funding_date DATE); INSERT INTO funding_records (id,company_id,funding_amount,funding_date) VALUES (1,1,1000000,'2021-06-01'); INSERT INTO funding_records (id,company_id,funding_amount,funding_date) VALUES (2,2,500000,'2021-03-01');
|
SELECT companies.name FROM companies JOIN funding_records ON companies.id = funding_records.company_id WHERE funding_records.funding_date >= DATEADD(month, -6, GETDATE()) ORDER BY funding_amount DESC
|
Find the unique number of countries with travel advisories issued in 2020, 2021 and 2022.
|
CREATE TABLE TravelAdvisories (id INT,country VARCHAR(50),issue_year INT,PRIMARY KEY(id)); INSERT INTO TravelAdvisories (id,country,issue_year) VALUES (1,'CountryA',2020),(2,'CountryB',2021),(3,'CountryA',2022),(4,'CountryC',2021),(5,'CountryB',2022);
|
SELECT COUNT(DISTINCT country) FROM TravelAdvisories WHERE issue_year IN (2020, 2021, 2022);
|
List the names of rural clinics in Africa with their staff count.
|
CREATE TABLE clinics (id INT,name VARCHAR(50),location VARCHAR(50),staff_count INT);
|
SELECT name, staff_count FROM clinics WHERE location LIKE '%Africa%' AND location LIKE '%rural%';
|
Calculate the average salary of workers in the "textiles" department who work in factories located in the US.
|
CREATE TABLE factories (id INT,name TEXT,location TEXT,department TEXT); INSERT INTO factories (id,name,location,department) VALUES (1,'Factory A','US','textiles'),(2,'Factory B','Canada','electronics'); CREATE TABLE workers (id INT,factory_id INT,salary FLOAT); INSERT INTO workers (id,factory_id,salary) VALUES (1,1,60000),(2,1,65000),(3,2,70000),(4,2,75000),(5,1,55000);
|
SELECT AVG(salary) FROM workers INNER JOIN factories ON workers.factory_id = factories.id WHERE factories.department = 'textiles' AND factories.location = 'US';
|
What is the number of healthcare providers in each specialty?
|
CREATE TABLE providers (id INT,name TEXT,specialty TEXT); INSERT INTO providers (id,name,specialty) VALUES (1,'Dr. Smith','General Practice'),(2,'Dr. Johnson','Mental Health'),(3,'Dr. Thompson','Geriatrics');
|
SELECT specialty, COUNT(*) FROM providers GROUP BY specialty;
|
What is the total funding received by arts organizations in the Pacific region?
|
CREATE TABLE funding (funding_id INT,organization_id INT,source VARCHAR(50),amount INT); CREATE TABLE organizations (organization_id INT,region VARCHAR(50));
|
SELECT SUM(f.amount) as total_funding FROM funding f JOIN organizations o ON f.organization_id = o.organization_id WHERE o.region = 'Pacific';
|
What is the earliest launch year for each country with at least one satellite launch, based on the SpaceLaunches table?
|
CREATE TABLE SpaceLaunches (LaunchID INT,Country VARCHAR(50),SatelliteID INT,LaunchYear INT); INSERT INTO SpaceLaunches (LaunchID,Country,SatelliteID,LaunchYear) VALUES (1,'USA',101,2002),(2,'Russia',201,1995),(3,'China',301,2000),(4,'Germany',401,2005),(5,'Canada',501,2010),(6,'Japan',601,1972),(7,'India',701,1980);
|
SELECT Country, MIN(LaunchYear) AS EarliestLaunchYear FROM SpaceLaunches GROUP BY Country HAVING COUNT(SatelliteID) > 0;
|
Calculate the average age of policyholders from each state
|
CREATE TABLE policyholders (id INT,name TEXT,dob DATE,gender TEXT,state TEXT); INSERT INTO policyholders (id,name,dob,gender,state) VALUES (1,'John Doe','1960-01-01','Male','NY'),(2,'Jane Smith','1970-05-10','Female','CA'),(3,'Mike Johnson','1985-08-15','Male','TX');
|
SELECT state, AVG(YEAR(CURRENT_DATE) - YEAR(dob)) as avg_age FROM policyholders GROUP BY state;
|
What is the average oxygen level in the water at the Vietnamese fish farm 'Farm E' in July?
|
CREATE TABLE fish_farms (id INT,name TEXT,country TEXT,latitude DECIMAL(9,6),longitude DECIMAL(9,6)); INSERT INTO fish_farms (id,name,country,latitude,longitude) VALUES (1,'Farm A','Vietnam',10.34567,106.45678); INSERT INTO fish_farms (id,name,country,latitude,longitude) VALUES (2,'Farm B','Vietnam',12.56789,108.67890); CREATE TABLE water_quality (date DATE,farm_id INT,oxygen_level DECIMAL(5,2)); INSERT INTO water_quality (date,farm_id,oxygen_level) VALUES ('2022-07-01',1,6.8); INSERT INTO water_quality (date,farm_id,oxygen_level) VALUES ('2022-07-01',2,7.1);
|
SELECT AVG(oxygen_level) FROM water_quality wq JOIN fish_farms ff ON wq.farm_id = ff.id WHERE wq.date = '2022-07-01' AND ff.country = 'Vietnam' AND ff.name LIKE 'Farm E%';
|
How many passengers with visual impairments boarded a train at each station?
|
CREATE TABLE passenger (passenger_id INT,name VARCHAR(50),age INT,gender VARCHAR(10),disability VARCHAR(20)); INSERT INTO passenger (passenger_id,name,age,gender,disability) VALUES (1001,'Alex Brown',35,'Male','Visual Impairment');
|
SELECT passenger_id, name, age, gender, disability, station_id, COUNT(*) OVER (PARTITION BY station_id, disability) AS passengers_by_station_disability FROM passenger;
|
Find the average temperature and humidity for the crops in field ID 12345.
|
CREATE TABLE field_sensor_data (field_id INT,date DATE,temperature DECIMAL(5,2),humidity DECIMAL(5,2)); INSERT INTO field_sensor_data (field_id,date,temperature,humidity) VALUES (12345,'2022-01-01',20.5,60.0),(12345,'2022-01-02',21.0,62.0),(12345,'2022-01-03',19.5,58.0);
|
SELECT AVG(temperature) AS avg_temperature, AVG(humidity) AS avg_humidity FROM field_sensor_data WHERE field_id = 12345;
|
What is the distribution of mental health scores for students in each state?
|
CREATE TABLE student_mental_health (student_id INT,state VARCHAR(50),score INT); INSERT INTO student_mental_health (student_id,state,score) VALUES (1,'California',75),(2,'Texas',80),(3,'California',70);
|
SELECT state, AVG(score) as avg_score, STDDEV(score) as stddev_score FROM student_mental_health GROUP BY state;
|
total number of space missions by astronauts from the USA
|
CREATE TABLE Astronauts(astronaut_id INT,name VARCHAR(50),country VARCHAR(50),missions INT);
|
SELECT COUNT(*) FROM Astronauts WHERE country = 'USA';
|
What is the average ESG rating for companies in the technology sector with more than 5000 employees?
|
CREATE TABLE companies (id INT,sector VARCHAR(255),employees INT,esg_rating FLOAT); INSERT INTO companies (id,sector,employees,esg_rating) VALUES (1,'technology',7000,8.2),(2,'technology',5500,7.9),(3,'finance',3000,6.5);
|
SELECT AVG(esg_rating) FROM companies WHERE sector = 'technology' AND employees > 5000;
|
What is the total revenue generated from mobile and broadband services in the country of Canada for the year 2021?
|
CREATE TABLE mobile_revenue (subscriber_id INT,revenue FLOAT,year INT,country VARCHAR(20)); INSERT INTO mobile_revenue (subscriber_id,revenue,year,country) VALUES (1,50,2021,'Canada'),(2,60,2022,'Canada'),(3,45,2021,'Canada'); CREATE TABLE broadband_revenue (subscriber_id INT,revenue FLOAT,year INT,country VARCHAR(20)); INSERT INTO broadband_revenue (subscriber_id,revenue,year,country) VALUES (1,75,2021,'Canada'),(2,80,2022,'Canada'),(3,70,2021,'Canada');
|
SELECT SUM(mobile_revenue.revenue + broadband_revenue.revenue) FROM mobile_revenue INNER JOIN broadband_revenue ON mobile_revenue.subscriber_id = broadband_revenue.subscriber_id WHERE mobile_revenue.year = 2021 AND broadband_revenue.year = 2021 AND mobile_revenue.country = 'Canada' AND broadband_revenue.country = 'Canada';
|
What was the country with the lowest waste generation tonnes in the year 2014?
|
CREATE TABLE waste_generation (id INT PRIMARY KEY,country VARCHAR(50),generation_tonnes INT,year INT); INSERT INTO waste_generation (id,country,generation_tonnes,year) VALUES (1,'Nigeria',100,2014);
|
SELECT country FROM waste_generation WHERE year = 2014 AND generation_tonnes = (SELECT MIN(generation_tonnes) FROM waste_generation WHERE year = 2014);
|
Identify the number of ethical AI patents filed by women inventors since 2017.
|
CREATE TABLE inventors (inventor_id INT,inventor_name VARCHAR(100),gender VARCHAR(10)); INSERT INTO inventors VALUES (1,'Grace Hopper','female'),(2,'Alan Turing','male'); CREATE TABLE patents (patent_id INT,patent_name VARCHAR(100),inventor_id INT,filed_year INT); INSERT INTO patents VALUES (1,'Ethical AI Algorithm',1,2017),(2,'Secure AI System',1,2018),(3,'AI Speed Optimization',2,2019); CREATE TABLE patent_categories (patent_id INT,category VARCHAR(50)); INSERT INTO patent_categories VALUES (1,'ethical AI'),(2,'ethical AI'),(3,'AI performance');
|
SELECT COUNT(*) FROM patents INNER JOIN inventors ON patents.inventor_id = inventors.inventor_id INNER JOIN patent_categories ON patents.patent_id = patent_categories.patent_id WHERE gender = 'female' AND filed_year >= 2017 AND category = 'ethical AI';
|
Calculate the average production rate for each field, considering only the active fields
|
CREATE TABLE fields (field_id INT,field_name VARCHAR(255),production_rate FLOAT,active BOOLEAN); INSERT INTO fields (field_id,field_name,production_rate,active) VALUES (1,'Field A',1000.0,true),(2,'Field B',2000.0,false),(3,'Field C',1500.0,true);
|
SELECT field_name, AVG(production_rate) as avg_production_rate FROM fields WHERE active = true GROUP BY field_name;
|
What is the total number of policies and total claim amount for policies with a coverage type of 'Auto' or 'Motorcycle'?
|
CREATE TABLE Policy (PolicyNumber INT,CoverageType VARCHAR(50)); CREATE TABLE Claim (ClaimNumber INT,PolicyNumber INT,ClaimAmount INT); INSERT INTO Policy (PolicyNumber,CoverageType) VALUES (1,'Home'); INSERT INTO Policy (PolicyNumber,CoverageType) VALUES (2,'Auto'); INSERT INTO Policy (PolicyNumber,CoverageType) VALUES (3,'Motorcycle'); INSERT INTO Claim (ClaimNumber,PolicyNumber,ClaimAmount) VALUES (1,1,5000); INSERT INTO Claim (ClaimNumber,PolicyNumber,ClaimAmount) VALUES (2,2,3000); INSERT INTO Claim (ClaimNumber,PolicyNumber,ClaimAmount) VALUES (3,3,8000);
|
SELECT COUNT(Policy.PolicyNumber), SUM(Claim.ClaimAmount) FROM Policy JOIN Claim ON Policy.PolicyNumber = Claim.PolicyNumber WHERE Policy.CoverageType IN ('Auto', 'Motorcycle');
|
What is the average number of volunteer hours spent per volunteer in the Los Angeles region in the year 2022?
|
CREATE TABLE VolunteerHours (HourID INT,VolunteerName TEXT,Region TEXT,HoursSpent DECIMAL,HourDate DATE); INSERT INTO VolunteerHours (HourID,VolunteerName,Region,HoursSpent,HourDate) VALUES (1,'Sophia Gonzalez','Los Angeles',10.00,'2022-01-01'),(2,'Mia Davis','Los Angeles',15.00,'2022-02-01');
|
SELECT AVG(HoursSpent) FROM VolunteerHours WHERE Region = 'Los Angeles' AND YEAR(HourDate) = 2022;
|
Update the 'habitat_preservation' table to set the area_protected of the 'Galapagos Islands' to 97500
|
CREATE TABLE habitat_preservation (id INT,habitat_name VARCHAR(50),threat_level VARCHAR(10),area_protected INT);
|
UPDATE habitat_preservation SET area_protected = 97500 WHERE habitat_name = 'Galapagos Islands';
|
What is the percentage of waste generated that was recycled, for each location and material, for the year 2022?
|
CREATE TABLE WasteGeneration (Date date,Location text,Material text,Quantity integer);CREATE TABLE RecyclingRates (Date date,Location text,Material text,Quantity real);
|
SELECT wg.Location, wg.Material, 100.0 * AVG(rr.Quantity / wg.Quantity) as PercentageRecycled FROM WasteGeneration wg JOIN RecyclingRates rr ON wg.Location = rr.Location AND wg.Material = rr.Material WHERE wg.Date >= '2022-01-01' AND wg.Date < '2023-01-01' GROUP BY wg.Location, wg.Material;
|
How many hotels in Antarctica have a virtual tour?
|
CREATE TABLE hotels (id INT,name TEXT,country TEXT,virtual_tour BOOLEAN); INSERT INTO hotels (id,name,country,virtual_tour) VALUES (1,'Hotel A','Antarctica',true),(2,'Hotel B','Antarctica',false);
|
SELECT COUNT(*) FROM hotels WHERE country = 'Antarctica' AND virtual_tour = true;
|
What is the average length of songs in the pop genre on the music streaming platform?
|
CREATE TABLE music_platform (id INT,song_title VARCHAR(100),genre VARCHAR(50),length FLOAT);
|
SELECT AVG(length) as avg_length FROM music_platform WHERE genre = 'pop';
|
What is the minimum length of bridges made of steel?
|
CREATE TABLE bridges (id INT PRIMARY KEY,name VARCHAR(255),length FLOAT,material VARCHAR(255),built_year INT); INSERT INTO bridges (id,name,length,material,built_year) VALUES (1,'BridgeX',300.5,'steel',2000),(2,'BridgeY',450.7,'concrete',1965),(3,'BridgeZ',120.3,'steel',1990);
|
SELECT MIN(length) as min_length FROM bridges WHERE material = 'steel';
|
Update the conservation status of the 'Bottlenose Dolphin' to 'Vulnerable' in the 'conservation_status' table.
|
CREATE TABLE conservation_status (id INT,species_name VARCHAR(50),status VARCHAR(20)); INSERT INTO conservation_status (id,species_name,status) VALUES (1,'Green Sea Turtle','Least Concern'),(2,'Clownfish','Least Concern'),(3,'Bottlenose Dolphin','Data Deficient');
|
UPDATE conservation_status SET status = 'Vulnerable' WHERE species_name = 'Bottlenose Dolphin';
|
What was the total revenue from users in Nigeria and Indonesia for the 'gaming' product category in Q4 2022?
|
CREATE TABLE products (product_id INT,product_name VARCHAR(255),category VARCHAR(255)); INSERT INTO products (product_id,product_name,category) VALUES (1,'Game 1','gaming'),(2,'Game 2','gaming'); CREATE TABLE users (user_id INT,user_country VARCHAR(255)); INSERT INTO users (user_id,user_country) VALUES (1,'Nigeria'),(2,'Indonesia'); CREATE TABLE orders (order_id INT,user_id INT,product_id INT,order_date DATE,revenue DECIMAL(10,2)); INSERT INTO orders (order_id,user_id,product_id,order_date,revenue) VALUES (1,1,1,'2022-10-01',25),(2,2,1,'2022-10-05',30);
|
SELECT SUM(revenue) FROM orders o JOIN products p ON o.product_id = p.product_id JOIN users u ON o.user_id = u.user_id WHERE u.user_country IN ('Nigeria', 'Indonesia') AND p.category = 'gaming' AND o.order_date BETWEEN '2022-10-01' AND '2022-12-31';
|
What is the total area of all marine reserves in the Arctic region?
|
CREATE TABLE arctic_reserves (reserve_name VARCHAR(255),reserve_area FLOAT); INSERT INTO arctic_reserves (reserve_name,reserve_area) VALUES ('North Pole',10000.0),('Svalbard',2000.0);
|
SELECT SUM(reserve_area) FROM arctic_reserves;
|
What is the average delay for the Red Line subway route?
|
CREATE TABLE routes (id INT PRIMARY KEY,name TEXT,type TEXT,length REAL); CREATE TABLE delays (route_id INT,delay REAL,timestamp TIMESTAMP);
|
SELECT AVG(delay) FROM delays WHERE route_id = (SELECT id FROM routes WHERE name = 'Red Line' AND type = 'Subway');
|
Delete all artists from the 'Modern Art' event.
|
CREATE TABLE artists (id INT,name VARCHAR(50),event VARCHAR(50),stipend DECIMAL(5,2)); INSERT INTO artists (id,name,event,stipend) VALUES (1,'Pablo Picasso','Art of the Americas',3000),(2,'Frida Kahlo','Art of the Americas',2500),(3,'Yayoi Kusama','Women in Art',4000);
|
DELETE FROM artists WHERE event = 'Modern Art';
|
What is the total steps count for users from Brazil in the first week of January 2023?'
|
CREATE SCHEMA user_activity; CREATE TABLE steps_data (user_id INT,country VARCHAR(50),steps INT,activity_date DATE); INSERT INTO steps_data VALUES (1,'Brazil',8000,'2023-01-01'),(2,'Mexico',7000,'2023-01-02'),(3,'Brazil',9000,'2023-01-03');
|
SELECT SUM(steps) FROM user_activity.steps_data WHERE country = 'Brazil' AND activity_date >= '2023-01-01' AND activity_date <= '2023-01-07';
|
List the top 3 diseases with the highest infection rate in New York.
|
CREATE TABLE Rates (RateID INT,Age INT,Gender VARCHAR(10),City VARCHAR(20),Disease VARCHAR(20),Rate DECIMAL(5,2)); INSERT INTO Rates (RateID,Age,Gender,City,Disease,Rate) VALUES (1,35,'Male','New York','Cholera',0.15);
|
SELECT Disease, Rate FROM (SELECT Disease, COUNT(*) * 100.0 / (SELECT COUNT(*) FROM Rates WHERE City = 'New York') as Rate FROM Rates WHERE City = 'New York' GROUP BY Disease) as Subquery ORDER BY Rate DESC LIMIT 3;
|
Calculate the total number of marine protected areas in the Pacific region.
|
CREATE TABLE marine_protected_areas (id INT,name VARCHAR(50),size FLOAT,region VARCHAR(20)); INSERT INTO marine_protected_areas (id,name,size,region) VALUES (1,'Galapagos Marine Reserve',133000,'Pacific'); INSERT INTO marine_protected_areas (id,name,size,region) VALUES (2,'Great Barrier Reef',344400,'Pacific');
|
SELECT COUNT(*) FROM marine_protected_areas WHERE region = 'Pacific';
|
How many public swimming pools are there in each city?
|
CREATE TABLE SwimmingPools (City TEXT,NumPools INTEGER); INSERT INTO SwimmingPools (City,NumPools) VALUES ('CityA',3),('CityB',5),('CityC',4);
|
SELECT City, NumPools FROM SwimmingPools;
|
What are the annual CO2 emissions from shipping activities in the Atlantic Ocean?
|
CREATE TABLE CO2_Emissions (year INT,emissions_mt INT,region VARCHAR(50),PRIMARY KEY(year)); INSERT INTO CO2_Emissions (year,emissions_mt,region) VALUES (2015,125678,'Atlantic Ocean'),(2016,136789,'Atlantic Ocean');
|
SELECT CO2_Emissions.emissions_mt FROM CO2_Emissions WHERE CO2_Emissions.region = 'Atlantic Ocean';
|
List all the bridges and their construction material from the 'bridges' and 'construction_materials' tables.
|
CREATE TABLE bridges (id INT,name VARCHAR(255),location VARCHAR(255)); CREATE TABLE construction_materials (bridge_id INT,material VARCHAR(255));
|
SELECT b.name, cm.material FROM bridges b LEFT JOIN construction_materials cm ON b.id = cm.bridge_id;
|
List the top 2 countries with the lowest average ESG scores in the renewable energy sector.
|
CREATE TABLE country_data_2 (id INT,country VARCHAR(50),sector VARCHAR(50),ESG_score FLOAT); INSERT INTO country_data_2 (id,country,sector,ESG_score) VALUES (1,'Brazil','Renewable Energy',70.0),(2,'South Africa','Renewable Energy',72.5),(3,'Mexico','Renewable Energy',75.0),(4,'Indonesia','Renewable Energy',77.5);
|
SELECT country, AVG(ESG_score) as avg_ESG_score FROM country_data_2 WHERE sector = 'Renewable Energy' GROUP BY country ORDER BY avg_ESG_score LIMIT 2;
|
How many energy storage facilities exist in each state of the 'energy_storage_facilities' table, along with their capacities?
|
CREATE TABLE energy_storage_facilities (id INT,name VARCHAR(255),state VARCHAR(50),capacity FLOAT); INSERT INTO energy_storage_facilities (id,name,state,capacity) VALUES (1,'Facility A','California',1200.5),(2,'Facility B','Texas',800.3),(3,'Facility C','California',1500.2),(4,'Facility D','New York',900.0);
|
SELECT e.state, COUNT(*), SUM(e.capacity) as total_capacity FROM energy_storage_facilities e GROUP BY e.state;
|
How many hospitals are there in New York City that have received a rating of 5 stars?
|
CREATE TABLE hospitals (hospital_id INT,hospital_name TEXT,city TEXT,state TEXT,star_rating INT); INSERT INTO hospitals (hospital_id,hospital_name,city,state,star_rating) VALUES (1,'New York-Presbyterian','New York City','New York',5); INSERT INTO hospitals (hospital_id,hospital_name,city,state,star_rating) VALUES (2,'Mount Sinai Hospital','New York City','New York',4); INSERT INTO hospitals (hospital_id,hospital_name,city,state,star_rating) VALUES (3,'Rockefeller University Hospital','New York City','New York',5);
|
SELECT COUNT(*) FROM hospitals WHERE city = 'New York City' AND star_rating = 5;
|
What is the daily revenue for the 'concierge service' feature?
|
CREATE TABLE bookings (id INT,feature_id INT,date DATE,price FLOAT); CREATE TABLE features (id INT,name TEXT); INSERT INTO bookings (id,feature_id,date,price) VALUES (1,2,'2022-01-01',20),(2,2,'2022-01-02',20),(3,2,'2022-01-03',20),(4,3,'2022-01-01',30),(5,3,'2022-01-02',30),(6,1,'2022-01-01',10),(7,1,'2022-01-02',10),(8,1,'2022-01-03',10); INSERT INTO features (id,name) VALUES (1,'Virtual tours'),(2,'Concierge service'),(3,'Room service');
|
SELECT SUM(price) FROM bookings INNER JOIN features ON bookings.feature_id = features.id WHERE features.name = 'Concierge service' GROUP BY date;
|
What is the minimum rating for each booking with more than one rating?
|
CREATE TABLE Customer_Survey (id INT,booking_id INT,rating INT,feedback VARCHAR(255)); INSERT INTO Customer_Survey (id,booking_id,rating,feedback) VALUES (1,1,5,'Great experience!'); INSERT INTO Customer_Survey (id,booking_id,rating,feedback) VALUES (2,2,4,'Good,but could be better'); INSERT INTO Customer_Survey (id,booking_id,rating,feedback) VALUES (3,2,3,'Average');
|
SELECT booking_id, MIN(rating) as 'Minimum Rating' FROM Customer_Survey GROUP BY booking_id HAVING COUNT(*) > 1;
|
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