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What is the total revenue of freight forwarder 'MNO Logistics'?
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CREATE TABLE freight_forwarder (id INT,name VARCHAR(255),revenue FLOAT); INSERT INTO freight_forwarder (id,name,revenue) VALUES (1,'ABC Logistics',500000),(2,'XYZ Freight',600000),(3,'MNO Logistics',400000);
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SELECT revenue FROM freight_forwarder WHERE name = 'MNO Logistics';
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What are the cosmetic products and their ingredients that are not cruelty-free?
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CREATE TABLE cosmetics (id INT,name VARCHAR(255),is_cruelty_free BOOLEAN); INSERT INTO cosmetics (id,name,is_cruelty_free) VALUES (1,'Lipstick',true),(2,'Mascara',false); CREATE TABLE ingredients (cosmetic_id INT,ingredient VARCHAR(255)); INSERT INTO ingredients (cosmetic_id,ingredient) VALUES (1,'Ricinus Communis Seed Oil'),(1,'Cera Alba'),(2,'Aqua'),(2,'Paraffin'),(2,'Glycerin');
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SELECT c.name, i.ingredient FROM cosmetics c INNER JOIN ingredients i ON c.id = i.cosmetic_id WHERE c.is_cruelty_free = false;
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Find the top 5 users who have posted the most about "climate change" in the past month, in Canada, based on the number of posts.
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CREATE TABLE users (id INT,username VARCHAR(255)); CREATE TABLE posts (id INT,user_id INT,title VARCHAR(255),content TEXT,hashtags VARCHAR(255),created_at TIMESTAMP);
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SELECT u.username, COUNT(p.id) as post_count FROM users u JOIN posts p ON u.id = p.user_id WHERE u.country = 'Canada' AND p.hashtags LIKE '%#climatechange%' GROUP BY u.username ORDER BY post_count DESC LIMIT 5;
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What is the GrossTonnage of all vessels owned by the carrier registered in Singapore?
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CREATE TABLE Vessel (VesselID INT,Name VARCHAR(255),CarrierID INT,GrossTonnage INT,YearBuilt INT); INSERT INTO Vessel (VesselID,Name,CarrierID,GrossTonnage,YearBuilt) VALUES (3,'PIL Container',3,45000,2010);
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SELECT Vessel.GrossTonnage FROM Vessel INNER JOIN Carrier ON Vessel.CarrierID = Carrier.CarrierID WHERE Carrier.FlagState = 'Singapore';
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Create a table for water usage in Canadian provinces and insert data.
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CREATE TABLE canadian_provinces (province VARCHAR(255),water_usage INT);
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INSERT INTO canadian_provinces (province, water_usage) VALUES ('Ontario', 5000000), ('Quebec', 4000000), ('British Columbia', 3000000);
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Rank community health workers by cultural competency score in descending order within each state.
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CREATE TABLE CommunityHealthWorker (WorkerID INT,State CHAR(2),CulturalCompetencyScore INT); INSERT INTO CommunityHealthWorker (WorkerID,State,CulturalCompetencyScore) VALUES (1,'CA',85),(2,'TX',80),(3,'CA',90),(4,'TX',82);
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SELECT WorkerID, State, CulturalCompetencyScore, RANK() OVER (PARTITION BY State ORDER BY CulturalCompetencyScore DESC) AS Rank FROM CommunityHealthWorker;
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Display the total quantity of each ingredient used in the last 7 days
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CREATE TABLE ingredients (id INT PRIMARY KEY,name VARCHAR(255),cost DECIMAL(10,2)); CREATE TABLE inventory (id INT PRIMARY KEY,ingredient_id INT,quantity INT,use_date DATE); INSERT INTO ingredients (id,name,cost) VALUES (1,'Tomato',0.50),(2,'Pasta',1.00),(3,'Chicken',2.50); INSERT INTO inventory (id,ingredient_id,quantity,use_date) VALUES (1,1,50,'2022-03-01'),(2,2,25,'2022-03-05'),(3,1,75,'2022-03-10');
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SELECT ingredients.name, SUM(inventory.quantity) AS total_quantity FROM ingredients JOIN inventory ON ingredients.id = inventory.ingredient_id WHERE inventory.use_date >= DATE_SUB(CURDATE(), INTERVAL 7 DAY) GROUP BY ingredients.name;
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What is the total cost of each space mission?
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CREATE TABLE space_missions (id INT,name VARCHAR(50),cost INT); INSERT INTO space_missions (id,name,cost) VALUES (1,'Mars Rover',2500000),(2,'ISS',150000000),(3,'Hubble Space Telescope',1000000000);
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SELECT name, SUM(cost) OVER (PARTITION BY 1) as total_cost FROM space_missions;
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What are the top 3 countries with the most security incidents, in the last year?
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CREATE TABLE security_incidents (id INT,timestamp TIMESTAMP,country VARCHAR(255),incident_type VARCHAR(255));
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SELECT country, COUNT(*) as incident_count FROM security_incidents WHERE timestamp >= DATE_SUB(CURRENT_TIMESTAMP(), INTERVAL 1 YEAR) GROUP BY country ORDER BY incident_count DESC LIMIT 3;
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Count the number of security incidents in the APAC region in the last month.
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CREATE TABLE security_incidents (id INT,region VARCHAR(50),incident_date DATE);
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SELECT COUNT(*) FROM security_incidents WHERE region = 'APAC' AND incident_date >= DATE_SUB(CURRENT_DATE, INTERVAL 1 MONTH);
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What is the total number of volunteers for each organization in the 'organizations' table?
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CREATE TABLE organizations (org_id INT,org_name TEXT,num_volunteers INT);
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SELECT org_name, SUM(num_volunteers) FROM organizations GROUP BY org_name;
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Insert a new record with the following details into the 'workplace_safety' table: (5, 'Warehouse', 'Medium', 80)
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CREATE TABLE workplace_safety (id INT,location VARCHAR(50),risk_level VARCHAR(10),safety_score INT); INSERT INTO workplace_safety (id,location,risk_level,safety_score) VALUES (1,'Office','Low',90),(2,'Factory','High',60),(3,'Construction Site','Very High',50),(4,'Warehouse','Medium',70);
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INSERT INTO workplace_safety (id, location, risk_level, safety_score) VALUES (5, 'Warehouse', 'Medium', 80);
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What is the percentage of mobile and broadband subscribers that are using a 4G network technology?
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CREATE TABLE mobile_subscribers(id INT,name VARCHAR(50),technology VARCHAR(50)); CREATE TABLE broadband_subscribers(id INT,name VARCHAR(50),technology VARCHAR(50));
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SELECT 'mobile' as type, COUNT(*) * 100.0 / (SELECT COUNT(*) FROM mobile_subscribers WHERE technology = '4G') as pct_4g_mobile FROM mobile_subscribers WHERE technology = '4G' UNION ALL SELECT 'broadband' as type, COUNT(*) * 100.0 / (SELECT COUNT(*) FROM broadband_subscribers WHERE technology = '4G') as pct_4g_broadband FROM broadband_subscribers WHERE technology = '4G';
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What is the average water temperature in fish farms located in the Mediterranean and Aegean seas?
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CREATE TABLE Farm(id INT,location VARCHAR(50),temperature FLOAT); INSERT INTO Farm(id,location,temperature) VALUES (1,'Mediterranean Sea',22.5),(2,'Aegean Sea',21.3);
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SELECT AVG(temperature) FROM Farm WHERE location LIKE '%Mediterranean Sea%' OR location LIKE '%Aegean Sea%';
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Find the total number of songs released by each artist.
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CREATE TABLE song_releases (song_id INT,artist_name VARCHAR(50),genre VARCHAR(20));
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SELECT artist_name, COUNT(*) FROM song_releases GROUP BY artist_name;
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Create a table named "coral_reefs"
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CREATE TABLE coral_reefs (id INT PRIMARY KEY,name VARCHAR(255),location VARCHAR(255),status VARCHAR(255));
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CREATE TABLE coral_reefs (id INT PRIMARY KEY, name VARCHAR(255), location VARCHAR(255), status VARCHAR(255));
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Delete the marine life research station with station ID 2 from the database.
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CREATE TABLE marine_life_research_stations (station_id INT,station_name TEXT,region TEXT); INSERT INTO marine_life_research_stations (station_id,station_name,region) VALUES (1,'Station A','Pacific'),(2,'Station B','Atlantic');
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DELETE FROM marine_life_research_stations WHERE station_id = 2;
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Who are the top 3 users with the most posts containing the hashtag '#food' in 'Japan'?
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CREATE TABLE users (id INT,name VARCHAR(50),post_country VARCHAR(50)); INSERT INTO users (id,name,post_country) VALUES (1,'Hiroshi','Japan'); INSERT INTO users (id,name,post_country) VALUES (2,'Ichigo','Japan'); INSERT INTO users (id,name,post_country) VALUES (3,'Carla','USA'); CREATE TABLE user_posts (user_id INT,post_country VARCHAR(50),post_hashtags TEXT); INSERT INTO user_posts (user_id,post_country,post_hashtags) VALUES (1,'Japan','#food,#sushi'); INSERT INTO user_posts (user_id,post_country,post_hashtags) VALUES (2,'Japan','#food,#ramen'); INSERT INTO user_posts (user_id,post_country,post_hashtags) VALUES (3,'USA','#nature');
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SELECT name FROM (SELECT name, ROW_NUMBER() OVER (PARTITION BY post_country ORDER BY COUNT(*) DESC) as rank FROM users JOIN user_posts ON users.id = user_posts.user_id WHERE post_country = 'Japan' AND post_hashtags LIKE '%#food%' GROUP BY name, post_country) AS user_ranks WHERE rank <= 3;
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Delete policies that were issued in Texas.
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CREATE TABLE policies (policy_number INT,policyholder_name TEXT,issue_date DATE,state TEXT); INSERT INTO policies (policy_number,policyholder_name,issue_date,state) VALUES (12345,'John Doe','2021-06-01','California'); INSERT INTO policies (policy_number,policyholder_name,issue_date,state) VALUES (67890,'Jane Smith','2021-07-01','Texas');
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DELETE FROM policies WHERE state = 'Texas';
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What is the total cargo weight (in metric tons) handled by each port in the last month, including the port name and the total cargo weight?
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CREATE TABLE Port (port_name VARCHAR(50),dock_count INT); INSERT INTO Port VALUES ('Port of Oakland',12),('Port of Los Angeles',15),('Port of Seattle',10),('Port of Tacoma',13),('Port of Vancouver',14); CREATE TABLE Cargo (cargo_id INT,cargo_weight FLOAT,vessel_name VARCHAR(50),dock_date DATE); INSERT INTO Cargo VALUES (1,5000,'Vessel A','2022-03-05'),(2,8000,'Vessel B','2022-03-10'),(3,6000,'Vessel C','2022-03-15'),(4,7000,'Vessel D','2022-03-20'),(5,9000,'Vessel E','2022-03-25'),(6,4000,'Vessel F','2022-03-28'),(7,3000,'Vessel G','2022-03-30');
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SELECT P.port_name, SUM(C.cargo_weight) as total_cargo_weight FROM Port P INNER JOIN Cargo C ON 1=1 WHERE C.dock_date >= DATEADD(MONTH, -1, GETDATE()) GROUP BY P.port_name;
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Identify the number of cultural heritage sites in Japan with virtual tours.
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CREATE TABLE CulturalHeritage (site_id INT,site_name VARCHAR(50),country VARCHAR(50),has_virtual_tour BOOLEAN); INSERT INTO CulturalHeritage (site_id,site_name,country,has_virtual_tour) VALUES (1,'Temple of Izumo','Japan',true);
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SELECT COUNT(*) FROM CulturalHeritage WHERE country = 'Japan' AND has_virtual_tour = true;
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What is the average depth of marine species habitats?
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CREATE TABLE marine_species (species_name VARCHAR(50),avg_depth FLOAT); INSERT INTO marine_species (species_name,avg_depth) VALUES ('Clownfish',5.0),('Blue Whale',200.0);
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SELECT AVG(avg_depth) FROM marine_species;
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Identify faculty members in the Humanities department who have not received any research grants.
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CREATE TABLE grants (id INT,faculty_id INT,title VARCHAR(100),amount DECIMAL(10,2)); INSERT INTO grants (id,faculty_id,title,amount) VALUES (1,1,'Research Grant 1',50000),(2,2,'Research Grant 2',75000),(3,3,'Research Grant 3',80000); CREATE TABLE faculty (id INT,name VARCHAR(50),department VARCHAR(50)); INSERT INTO faculty (id,name,department) VALUES (1,'Fiona','Natural Sciences'),(2,'Gabriel','Computer Science'),(3,'Heidi','Humanities'),(4,'Ivan','Humanities'),(5,'Jasmine','Humanities');
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SELECT f.name FROM faculty f LEFT JOIN grants g ON f.id = g.faculty_id WHERE f.department = 'Humanities' AND g.id IS NULL;
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What is the percentage of male and female fans in the stadium?
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CREATE TABLE fan_demographics_by_game (id INT,game_id INT,gender VARCHAR(50),count INT); INSERT INTO fan_demographics_by_game (id,game_id,gender,count) VALUES (1,1,'Male',2000),(2,1,'Female',3000),(3,2,'Male',1500),(4,2,'Female',4000);
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SELECT game_id, gender, 100.0*SUM(count) / (SELECT SUM(count) FROM fan_demographics_by_game WHERE game_id = f.game_id) as percentage FROM fan_demographics_by_game f GROUP BY game_id, gender;
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Which programs had the most volunteer hours in Q2 2022?
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CREATE TABLE programs (id INT,name TEXT,hours DECIMAL,program_date DATE);
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SELECT name, SUM(hours) as total_hours FROM programs WHERE program_date >= '2022-04-01' AND program_date < '2022-07-01' GROUP BY name ORDER BY total_hours DESC;
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What is the total budget for programs in Africa and Asia?
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CREATE TABLE Programs (id INT,name TEXT,region TEXT,budget FLOAT); INSERT INTO Programs (id,name,region,budget) VALUES (1,'Education','Africa',1000.0),(2,'Healthcare','Asia',2000.0);
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SELECT SUM(budget) FROM Programs WHERE region IN ('Africa', 'Asia');
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Which climate mitigation initiatives in the Caribbean were initiated after 2017, and what is their total investment?
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CREATE TABLE climate_mitigation (initiative VARCHAR(50),region VARCHAR(50),start_year INT,investment FLOAT); INSERT INTO climate_mitigation (initiative,region,start_year,investment) VALUES ('Energy Efficiency','Caribbean',2018,500000),('Green Buildings','Caribbean',2019,700000);
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SELECT initiative, region, SUM(investment) as total_investment FROM climate_mitigation WHERE region = 'Caribbean' AND start_year > 2017 GROUP BY initiative;
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Identify the well with the lowest daily production in the past month
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CREATE TABLE production (well_id INT,date DATE,quantity FLOAT); INSERT INTO production (well_id,date,quantity) VALUES (1,'2021-01-01',100.0),(1,'2021-01-02',120.0),(2,'2021-01-01',150.0);
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SELECT well_id, MIN(quantity) FROM production WHERE date >= DATEADD(month, -1, CURRENT_DATE) GROUP BY well_id ORDER BY MIN(quantity) LIMIT 1;
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What is the distribution of genres in movies produced in the UK?
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CREATE TABLE movies (id INT,title VARCHAR(255),genre VARCHAR(50),production_year INT,country VARCHAR(50)); INSERT INTO movies (id,title,genre,production_year,country) VALUES (1,'Movie1','Action',2015,'UK'),(2,'Movie2','Drama',2018,'USA'),(3,'Movie3','Comedy',2012,'UK');
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SELECT genre, COUNT(*) as count FROM movies WHERE country = 'UK' GROUP BY genre;
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Delete users who have not played any game in the last month.
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CREATE TABLE user_actions (user_id INT,game_id INT,action_date DATE);
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DELETE u FROM users u LEFT JOIN user_actions a ON u.id = a.user_id WHERE a.user_id IS NULL AND u.last_login_date < DATE_SUB(CURDATE(), INTERVAL 1 MONTH);
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What is the total funding for astrobiology projects in the last 5 years?
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CREATE TABLE astrobiology_funding (year INT,amount FLOAT); INSERT INTO astrobiology_funding (year,amount) VALUES (2017,1200000),(2018,1500000),(2019,1800000),(2020,2000000),(2021,2500000);
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SELECT SUM(amount) FROM astrobiology_funding WHERE year BETWEEN 2017 AND 2021;
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List the names and types of all farms in the 'farming' database that use sustainable practices.
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CREATE TABLE farm (id INT,name VARCHAR(255),type VARCHAR(255),sustainability VARCHAR(255)); INSERT INTO farm (id,name,type,sustainability) VALUES (1,'Smith Farm','organic','sustainable'),(2,'Johnson Farm','conventional','non-sustainable'),(3,'Brown Farm','organic','sustainable'),(4,'Davis Farm','conventional','non-sustainable');
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SELECT name, type FROM farm WHERE sustainability = 'sustainable';
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Delete all employees who have 'Senior' in their job title from the Employee table
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CREATE TABLE Employee (EmployeeID INT PRIMARY KEY,FirstName VARCHAR(50),LastName VARCHAR(50),Department VARCHAR(50),JobTitle VARCHAR(50),LastActivity DATETIME);
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DELETE FROM Employee WHERE JobTitle LIKE '%Senior%';
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What are the sales for a specific product in a specific month?
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CREATE TABLE if not exists sales (id INT PRIMARY KEY,product_id INT,purchase_date DATE,quantity INT,price DECIMAL(5,2)); INSERT INTO sales (id,product_id,purchase_date,quantity,price) VALUES (3,1,'2022-02-01',2,12.99); CREATE TABLE if not exists product (id INT PRIMARY KEY,name TEXT,brand_id INT,price DECIMAL(5,2)); INSERT INTO product (id,name,brand_id,price) VALUES (1,'Solid Shampoo Bar',1,12.99);
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SELECT SUM(quantity * price) FROM sales WHERE product_id = 1 AND EXTRACT(MONTH FROM purchase_date) = 2;
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What is the average response time for emergency calls in the "downtown" region?
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CREATE TABLE EmergencyCalls (id INT,region VARCHAR(20),response_time INT);
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SELECT AVG(response_time) FROM EmergencyCalls WHERE region = 'downtown';
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What are the products with a quantity below 25 at the Hong Kong warehouse?
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CREATE TABLE Inventory (InventoryID INT,WarehouseID INT,ProductID INT,Quantity INT); INSERT INTO Inventory (InventoryID,WarehouseID,ProductID,Quantity) VALUES (3,3,3,50); INSERT INTO Inventory (InventoryID,WarehouseID,ProductID,Quantity) VALUES (4,3,4,30);
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SELECT p.ProductName, i.Quantity FROM Inventory i JOIN Products p ON i.ProductID = p.ProductID WHERE i.WarehouseID = 3 AND i.Quantity < 25;
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List the top 5 ingredients sourced from sustainable suppliers for skincare products in the USA.
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CREATE TABLE ingredients (product_id INT,ingredient_name VARCHAR(50),is_sustainable BOOLEAN,supplier_country VARCHAR(50)); INSERT INTO ingredients (product_id,ingredient_name,is_sustainable,supplier_country) VALUES (101,'Jojoba Oil',true,'USA'),(102,'Shea Butter',true,'Ghana'),(103,'Rosehip Oil',false,'Chile'),(104,'Aloe Vera',true,'Mexico'),(105,'Coconut Oil',true,'Philippines');
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SELECT ingredient_name, supplier_country FROM ingredients WHERE is_sustainable = true AND supplier_country = 'USA' LIMIT 5;
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What is the total weight of meat and dairy products ordered by a specific customer?
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CREATE TABLE orders (id INT,customer_id INT,order_date DATE,product_type VARCHAR(255),weight INT); INSERT INTO orders (id,customer_id,order_date,product_type,weight) VALUES (1,1001,'2022-01-01','Meat',1000),(2,1001,'2022-01-01','Dairy',500),(3,1001,'2022-01-02','Meat',1500);
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SELECT SUM(weight) FROM orders WHERE customer_id = 1001 AND (product_type = 'Meat' OR product_type = 'Dairy');
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Delete records of athletes from the 'hockey_athletes' table who have not participated in the Olympics?
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CREATE TABLE hockey_athletes (athlete_id INT,name VARCHAR(50),age INT,position VARCHAR(50),team VARCHAR(50),participated_in_olympics INT);
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DELETE FROM hockey_athletes WHERE participated_in_olympics = 0;
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What is the maximum number of personnel that can be deployed by each military technology?
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CREATE TABLE Military_Technologies (Name VARCHAR(255),Max_Personnel INT); INSERT INTO Military_Technologies (Name,Max_Personnel) VALUES ('M1 Abrams',4),('AH-64 Apache',2),('M2 Bradley',3);
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SELECT Name, Max_Personnel FROM Military_Technologies ORDER BY Max_Personnel DESC;
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Identify artists who have had their works exhibited in more than one country but have never had their works sold at auctions.
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CREATE TABLE Artists (artist_id INT,artist_name VARCHAR(50)); INSERT INTO Artists (artist_id,artist_name) VALUES (1,'Picasso'),(2,'Warhol'),(3,'Matisse'),(4,'Banksy'); CREATE TABLE Exhibitions (exhibit_id INT,artist_name VARCHAR(50),city VARCHAR(20)); INSERT INTO Exhibitions (exhibit_id,artist_name,city) VALUES (1,'Picasso','New York'),(2,'Warhol','London'),(3,'Matisse','New York'),(4,'Banksy','London'); CREATE TABLE Auctions (auction_id INT,artist_name VARCHAR(50)); INSERT INTO Auctions (auction_id,artist_name) VALUES (1,'Picasso'),(2,'Warhol'),(3,'Matisse');
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SELECT artist_name FROM Artists WHERE artist_name NOT IN (SELECT artist_name FROM Auctions) INTERSECT SELECT artist_name FROM Exhibitions GROUP BY artist_name HAVING COUNT(DISTINCT city) > 1;
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What is the average smart city technology adoption rate in Asia?
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CREATE TABLE Cities (id INT,region VARCHAR(20),adoption_rate FLOAT); INSERT INTO Cities (id,region,adoption_rate) VALUES (1,'CityA',0.65),(2,'CityB',0.78),(3,'CityC',0.92);
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SELECT AVG(adoption_rate) FROM Cities WHERE region = 'Asia';
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How many products are made from organic cotton by each brand?
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CREATE TABLE Brands (BrandID INT,BrandName VARCHAR(50)); INSERT INTO Brands (BrandID,BrandName) VALUES (1,'BrandX'),(2,'BrandY'),(3,'BrandZ'); CREATE TABLE Products (ProductID INT,ProductName VARCHAR(50),BrandID INT,OrganicCotton INT); INSERT INTO Products (ProductID,ProductName,BrandID,OrganicCotton) VALUES (1,'ProductA',1,1),(2,'ProductB',1,0),(3,'ProductC',2,1),(4,'ProductD',2,0),(5,'ProductE',3,1),(6,'ProductF',3,1);
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SELECT BrandName, SUM(OrganicCotton) as TotalOrganicCotton FROM Brands b JOIN Products p ON b.BrandID = p.BrandID GROUP BY BrandName;
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What is the total number of polar bear sightings in each region?
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CREATE TABLE polar_bear_sightings (id INT,date DATE,region VARCHAR(255));
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SELECT region, COUNT(*) FROM polar_bear_sightings GROUP BY region;
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What is the total biomass of all mammal species in the Arctic tundra?
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CREATE TABLE Biomass (species VARCHAR(50),habitat VARCHAR(50),biomass FLOAT); INSERT INTO Biomass (species,habitat,biomass) VALUES ('Arctic Fox','Tundra',1.5); INSERT INTO Biomass (species,habitat,biomass) VALUES ('Reindeer','Tundra',120); INSERT INTO Biomass (species,habitat,biomass) VALUES ('Polar Bear','Tundra',650);
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SELECT SUM(biomass) FROM Biomass WHERE habitat = 'Tundra';
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What is the total contract amount for each vendor in 2021?
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CREATE TABLE defense_contracts (contract_id INT,vendor VARCHAR(50),contract_amount DECIMAL(10,2),contract_date DATE);INSERT INTO defense_contracts (contract_id,vendor,contract_amount,contract_date) VALUES (1,'XYZ Defense Inc.',7000000.00,'2021-04-01');
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SELECT vendor, SUM(contract_amount) FROM defense_contracts WHERE contract_date BETWEEN '2021-01-01' AND '2021-12-31' GROUP BY vendor;
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What is the total number of renewable energy projects in each country and their total installed capacity (in kW)?
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CREATE TABLE renewable_projects (project_id INT,project_name VARCHAR(255),capacity_kW INT,country VARCHAR(255)); INSERT INTO renewable_projects (project_id,project_name,capacity_kW,country) VALUES (1,'Solar Farm 1',1000,'USA'); INSERT INTO renewable_projects (project_id,project_name,capacity_kW,country) VALUES (2,'Wind Farm 1',2000,'Canada'); INSERT INTO renewable_projects (project_id,project_name,capacity_kW,country) VALUES (3,'Solar Farm 2',3000,'Mexico');
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SELECT country, COUNT(*), SUM(capacity_kW) as total_capacity_kW FROM renewable_projects GROUP BY country;
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List policy numbers and claim amounts for policyholders living in 'California' or 'Florida' who have filed a claim.
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CREATE TABLE Policies (PolicyNumber INT,PolicyholderID INT,PolicyState VARCHAR(20)); CREATE TABLE Claims (PolicyholderID INT,ClaimAmount DECIMAL(10,2),PolicyState VARCHAR(20)); INSERT INTO Policies (PolicyNumber,PolicyholderID,PolicyState) VALUES (1001,3,'California'),(1002,4,'California'),(1003,5,'Florida'); INSERT INTO Claims (PolicyholderID,ClaimAmount,PolicyState) VALUES (3,500,'California'),(4,200,'Texas'),(5,300,'Florida');
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SELECT Policies.PolicyNumber, Claims.ClaimAmount FROM Policies JOIN Claims ON Policies.PolicyholderID = Claims.PolicyholderID WHERE Policies.PolicyState IN ('California', 'Florida');
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Identify the states with the highest wastewater treatment plant construction rates between 2005 and 2015, excluding California.
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CREATE TABLE wastewater_plants(state VARCHAR(20),year INT,num_plants INT); INSERT INTO wastewater_plants VALUES ('California',2005,10),('California',2006,12),('California',2007,14),('New York',2005,5),('New York',2006,6),('New York',2007,7),('Texas',2005,15),('Texas',2006,17),('Texas',2007,19);
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SELECT state, AVG(num_plants) AS avg_construction_rate FROM wastewater_plants WHERE state != 'California' AND year BETWEEN 2005 AND 2007 GROUP BY state ORDER BY avg_construction_rate DESC LIMIT 2;
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Update the market capitalization of 'Asset3' to 9000000.
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CREATE TABLE digital_asset (id INT,name VARCHAR(255),category VARCHAR(255)); CREATE TABLE market_capitalization (id INT,asset_id INT,value INT); INSERT INTO digital_asset (id,name,category) VALUES (1,'Asset1','Crypto'),(2,'Asset2','Crypto'),(3,'Asset3','Security'),(4,'Asset4','Security'),(5,'Asset5','Stablecoin'); INSERT INTO market_capitalization (id,asset_id,value) VALUES (1,1,1000000),(2,2,2000000),(3,3,3000000),(4,4,4000000),(5,5,5000000);
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UPDATE market_capitalization SET value = 9000000 WHERE asset_id = (SELECT id FROM digital_asset WHERE name = 'Asset3');
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List all environmental impact assessments by year and their total CO2 emissions.
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CREATE TABLE environmental_assessments (assessment_id INT,year INT,co2_emissions INT); INSERT INTO environmental_assessments (assessment_id,year,co2_emissions) VALUES (1,2018,5000),(2,2019,6000),(3,2020,7000);
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SELECT year, SUM(co2_emissions) FROM environmental_assessments GROUP BY year;
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What is the total number of high-impact investments in the renewable energy sector?
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CREATE TABLE Investments (InvestmentID INT,Sector VARCHAR(50),ImpactRating INT,Amount FLOAT); INSERT INTO Investments (InvestmentID,Sector,ImpactRating,Amount) VALUES (1,'Renewable Energy',3,10000),(2,'Renewable Energy',2,15000),(3,'Technology',4,20000);
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SELECT SUM(Amount) FROM Investments WHERE Sector = 'Renewable Energy' AND ImpactRating = 3;
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Add a new music consumption record 'Spotify' with 100 listens and artist_id 3 in the music_consumption table
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CREATE TABLE music_consumption (id INT,platform VARCHAR(50),listens INT,artist_id INT);
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INSERT INTO music_consumption (platform, listens, artist_id) VALUES ('Spotify', 100, 3);
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What is the average number of containers handled per day by vessels in the South China Sea in Q2 2020?
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CREATE TABLE Vessel_Stats (vessel_name TEXT,location TEXT,handling_date DATE,containers_handled INTEGER); INSERT INTO Vessel_Stats (vessel_name,location,handling_date,containers_handled) VALUES ('VesselA','South China Sea','2020-04-01',50),('VesselB','South China Sea','2020-04-02',75),('VesselC','South China Sea','2020-05-01',65),('VesselD','South China Sea','2020-05-02',80);
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SELECT AVG(containers_handled/30.0) FROM Vessel_Stats WHERE location = 'South China Sea' AND handling_date >= '2020-04-01' AND handling_date <= '2020-06-30';
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Find the maximum number of artworks created by an individual artist
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CREATE TABLE Artists (ArtistID INT PRIMARY KEY,ArtistName VARCHAR(255),NumberOfArtworks INT); INSERT INTO Artists (ArtistID,ArtistName,NumberOfArtworks) VALUES (1,'Vincent van Gogh',2100),(2,'Pablo Picasso',1347),(3,'Claude Monet',1643),(4,'Jackson Pollock',287);
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SELECT MAX(NumberOfArtworks) AS MaxArtworks FROM Artists;
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Who are the top three funded biotech startups in Canada?
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CREATE SCHEMA if not exists biotech; CREATE TABLE if not exists biotech.startups (id INT PRIMARY KEY,name VARCHAR(255),location VARCHAR(255),funding FLOAT); INSERT INTO biotech.startups (id,name,location,funding) VALUES (1,'StartupA','Canada',8000000),(2,'StartupB','Canada',6000000),(3,'StartupC','USA',5000000),(4,'StartupD','Canada',9000000);
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SELECT name, funding FROM biotech.startups WHERE location = 'Canada' ORDER BY funding DESC LIMIT 3;
|
What is the total number of players who prefer VR technology?
|
CREATE TABLE PlayerPreferences (PlayerID INT,VRPreference INT); INSERT INTO PlayerPreferences (PlayerID,VRPreference) VALUES (1,1),(2,0),(3,1),(4,0);
|
SELECT COUNT(*) FROM PlayerPreferences WHERE VRPreference = 1;
|
What are the names and years of all modern art movements?
|
CREATE TABLE modern_art_movements (name TEXT,year INTEGER); INSERT INTO modern_art_movements (name,year) VALUES ('Cubism',1907),('Fauvism',1904),('Expressionism',1905);
|
SELECT name, year FROM modern_art_movements;
|
Which defense projects have a start date after 2020-01-01 and a budget over 5 million?
|
CREATE TABLE Defense_Projects (project_id INT,start_year INT,budget FLOAT); INSERT INTO Defense_Projects (project_id,start_year,budget) VALUES (1,2021,6000000),(2,2022,7000000);
|
SELECT project_id, start_year, budget FROM Defense_Projects WHERE start_year > 2020 AND budget > 5000000;
|
What is the total installed capacity of wind energy projects in the state of Texas, grouped by project type?
|
CREATE TABLE wind_energy (project_id INT,project_name VARCHAR(255),state VARCHAR(255),project_type VARCHAR(255),installed_capacity FLOAT);
|
SELECT project_type, SUM(installed_capacity) FROM wind_energy WHERE state = 'Texas' GROUP BY project_type;
|
Update the union affiliation for a specific workplace.
|
CREATE TABLE workplaces (id INT,name TEXT,safety_violation BOOLEAN,union_affiliation TEXT); INSERT INTO workplaces (id,name,safety_violation,union_affiliation) VALUES (1,'ABC Company',TRUE,'Union A'),(2,'XYZ Corporation',FALSE,'Union B'),(3,'LMN Industries',TRUE,'Union A');
|
UPDATE workplaces SET union_affiliation = 'Union C' WHERE id = 1;
|
List all the unique investment strategies and their descriptions.
|
CREATE TABLE investment_strategies (strategy_id INT,strategy_description TEXT); INSERT INTO investment_strategies (strategy_id,strategy_description) VALUES (1,'Impact first investing'),(2,'Financial first investing'),(3,'Diversified investing');
|
SELECT DISTINCT strategy_id, strategy_description FROM investment_strategies;
|
What is the average speed of vessels that arrived in the US east coast ports in January 2020?
|
CREATE TABLE ports (id INT,name TEXT,country TEXT); INSERT INTO ports (id,name,country) VALUES (1,'New York','USA'),(2,'Baltimore','USA'); CREATE TABLE vessels (id INT,name TEXT,model TEXT,port_id INT); INSERT INTO vessels (id,name,model,port_id) VALUES (1,'TestVessel1','ModelA',1),(2,'TestVessel2','ModelB',2); CREATE TABLE vessel_positions (id INT,vessel_id INT,timestamp TIMESTAMP,latitude DECIMAL,longitude DECIMAL,speed DECIMAL); INSERT INTO vessel_positions (id,vessel_id,timestamp,latitude,longitude,speed) VALUES (1,1,'2020-01-01 12:00:00',40.71,-74.01,20),(2,2,'2020-01-02 10:00:00',39.29,-76.61,18);
|
SELECT AVG(vp.speed) FROM vessel_positions vp JOIN vessels v ON vp.vessel_id = v.id JOIN ports p ON v.port_id = p.id WHERE p.country = 'USA' AND EXTRACT(MONTH FROM vp.timestamp) = 1;
|
Find the top 3 categories with the highest revenue
|
CREATE TABLE sales (category VARCHAR(255),revenue DECIMAL(10,2)); INSERT INTO sales (category,revenue) VALUES ('Appetizers',1784.1),('Entrees',4318.8),('Desserts',3381.7);
|
SELECT category, revenue FROM sales ORDER BY revenue DESC LIMIT 3;
|
Which artworks by artists from India were exhibited in museums in London?
|
CREATE TABLE Artists (ArtistID INT PRIMARY KEY,Name VARCHAR(255),Nationality VARCHAR(255)); CREATE TABLE Artworks (ArtworkID INT PRIMARY KEY,Title VARCHAR(255),ArtistID INT,Year INT); CREATE TABLE Exhibitions (ExhibitionID INT PRIMARY KEY,Name VARCHAR(255),StartDate DATE,EndDate DATE,MuseumID INT); CREATE TABLE Museums (MuseumID INT PRIMARY KEY,Name VARCHAR(255),City VARCHAR(255)); CREATE TABLE ExhibitionArtworks (ExhibitionID INT,ArtworkID INT);
|
SELECT Artworks.Title FROM Artists INNER JOIN Artworks ON Artists.ArtistID = Artworks.ArtistID INNER JOIN ExhibitionArtworks ON Artworks.ArtworkID = ExhibitionArtworks.ArtworkID INNER JOIN Exhibitions ON ExhibitionArtworks.ExhibitionID = Exhibitions.ExhibitionID INNER JOIN Museums ON Exhibitions.MuseumID = Museums.MuseumID WHERE Artists.Nationality = 'Indian' AND Museums.City = 'London';
|
What is the number of students who have completed each course in the professional_development table, and what is the overall pass rate for all courses?
|
CREATE TABLE courses (course_id INT,course_name TEXT,course_type TEXT); CREATE TABLE professional_development (pd_id INT,course_id INT,student_id INT,pass_fail TEXT);
|
SELECT c.course_name, COUNT(p.student_id) as num_students, (SELECT COUNT(*) FROM professional_development p WHERE p.pass_fail = 'PASS' AND p.course_id = c.course_id) as num_passed FROM courses c JOIN professional_development p ON c.course_id = p.course_id GROUP BY c.course_name; SELECT (SELECT COUNT(*) FROM professional_development p WHERE p.pass_fail = 'PASS') / COUNT(*) as overall_pass_rate FROM professional_development;
|
How many chemical spills occurred in the northwest region in the past year, excluding spills from the month of July?
|
CREATE TABLE spills (id INT,date DATE,location TEXT,chemical TEXT); INSERT INTO spills (id,date,location,chemical) VALUES (1,'2022-01-01','Oregon','Acetone'),(2,'2022-02-15','Washington','Ammonia'),(3,'2022-07-05','Idaho','Benzene');
|
SELECT COUNT(*) AS num_spills FROM spills WHERE location LIKE 'Northwest%' AND date >= DATE_SUB(CURRENT_DATE, INTERVAL 1 YEAR) AND EXTRACT(MONTH FROM date) != 7;
|
Update the 'Members' table to add a new column 'MembershipEndDate' and set the value as NULL
|
CREATE TABLE Members (MemberID INT,MemberName VARCHAR(50),JoinDate DATETIME,MembershipEndDate DATETIME);
|
ALTER TABLE Members ADD MembershipEndDate DATETIME; UPDATE Members SET MembershipEndDate = NULL;
|
What are the total revenues for vegetarian and non-vegetarian menu items?
|
CREATE TABLE Menu (menu_id INT,item_name TEXT,price DECIMAL,vegetarian BOOLEAN); INSERT INTO Menu (menu_id,item_name,price,vegetarian) VALUES (1,'Hamburger',5.99,false),(2,'Cheeseburger',6.49,false),(3,'Fries',2.49,null),(4,'Salad',4.99,true),(5,'Pizza',7.99,false);
|
SELECT SUM(price) as total_revenue FROM Menu WHERE vegetarian = true; SELECT SUM(price) as total_revenue FROM Menu WHERE vegetarian = false;
|
What is the average waste generation rate per capita in Australia and Canada?
|
CREATE TABLE Population (country VARCHAR(255),population INT); INSERT INTO Population (country,population) VALUES ('Australia',25499703),('Canada',37410003); CREATE TABLE WasteGeneration (country VARCHAR(255),generation_rate FLOAT); INSERT INTO WasteGeneration (country,generation_rate) VALUES ('Australia',21.3),('Canada',18.5);
|
SELECT AVG(generation_rate/population*1000000) FROM Population, WasteGeneration WHERE Population.country IN ('Australia', 'Canada') AND WasteGeneration.country = Population.country
|
List the average labor costs for construction projects in California in 2022.
|
CREATE TABLE labor_costs (project_id INT,location VARCHAR(100),labor_cost FLOAT,year INT); INSERT INTO labor_costs (project_id,location,labor_cost,year) VALUES (1,'California',20000,2022),(2,'New York',25000,2022),(3,'Texas',18000,2022);
|
SELECT AVG(labor_cost) FROM labor_costs WHERE location = 'California' AND year = 2022;
|
What is the total number of regulatory frameworks in place, and for which regions are they applicable?
|
CREATE TABLE RegulatoryFrameworksByRegion (FrameworkRegion VARCHAR(50),FrameworkCount INT); INSERT INTO RegulatoryFrameworksByRegion (FrameworkRegion,FrameworkCount) VALUES ('APAC',2),('Europe',1),('North America',3); ALTER TABLE RegulatoryFrameworksByRegion ADD COLUMN FrameworkRegion VARCHAR(50);
|
SELECT FrameworkRegion, FrameworkCount FROM RegulatoryFrameworksByRegion;
|
Find the total area (in hectares) of organic farming for each country in 2020.
|
CREATE TABLE countries (id INT,name VARCHAR(255)); INSERT INTO countries (id,name) VALUES (1,'USA'),(2,'Canada'); CREATE TABLE organic_farming (country_id INT,year INT,area_ha INT); INSERT INTO organic_farming (country_id,year,area_ha) VALUES (1,2020,1000),(1,2019,800),(2,2020,1500),(2,2019,1200);
|
SELECT c.name, SUM(of.area_ha) as total_area_2020 FROM countries c JOIN organic_farming of ON c.id = of.country_id WHERE of.year = 2020 GROUP BY c.name;
|
Determine the total number of ambulances and medical helicopters in rural areas
|
CREATE TABLE ambulances (id INT,type VARCHAR(15),location VARCHAR(10)); INSERT INTO ambulances VALUES (1,'ground','rural'); INSERT INTO ambulances VALUES (2,'helicopter','rural')
|
SELECT COUNT(*) FROM ambulances WHERE location = 'rural' AND type IN ('ground', 'helicopter')
|
What is the average cultural competency score for mental health facilities in Indigenous areas?
|
CREATE TABLE mental_health_facilities (facility_id INT,location TEXT,score INT); INSERT INTO mental_health_facilities (facility_id,location,score) VALUES (1,'Urban',80),(2,'Rural',75),(3,'Indigenous',90);
|
SELECT AVG(score) FROM mental_health_facilities WHERE location = 'Indigenous';
|
Find the three sites with the highest chemical waste production and their corresponding ranks, in South America.
|
CREATE TABLE chemical_waste (site_name VARCHAR(50),waste_amount FLOAT,region VARCHAR(50)); INSERT INTO chemical_waste (site_name,waste_amount,region) VALUES ('Site A',150.5,'South America'),('Site B',125.7,'South America'),('Site C',200.3,'South America'),('Site D',75.9,'South America'),('Site E',175.4,'South America');
|
SELECT site_name, waste_amount, RANK() OVER (PARTITION BY region ORDER BY waste_amount DESC) as waste_rank FROM chemical_waste WHERE region = 'South America' AND waste_rank <= 3;
|
Count the number of vessels in the 'Passenger' category with a loading capacity greater than 50000 tons
|
CREATE TABLE Vessels (VesselID INT,Category VARCHAR(50),LoadingCapacity FLOAT); INSERT INTO Vessels (VesselID,Category,LoadingCapacity) VALUES (1,'Cargo',80000),(2,'Passenger',65000),(3,'Cargo',55000),(4,'Passenger',48000),(5,'Passenger',72000),(6,'Cargo',30000);
|
SELECT COUNT(*) FROM Vessels WHERE Category = 'Passenger' AND LoadingCapacity > 50000;
|
Which countries have had the most defense contracts awarded to women-owned businesses in the past 6 months?
|
CREATE TABLE defense_contracts (id INT,contract_date DATE,contract_value FLOAT,business_id INT,business_owner_gender VARCHAR(255),business_location VARCHAR(255)); INSERT INTO defense_contracts (id,contract_date,contract_value,business_id,business_owner_gender,business_location) VALUES (1,'2022-01-01',10000,1,'Female','United States'); INSERT INTO defense_contracts (id,contract_date,contract_value,business_id,business_owner_gender,business_location) VALUES (2,'2022-02-15',5000,1,'Female','Canada'); INSERT INTO defense_contracts (id,contract_date,contract_value,business_id,business_owner_gender,business_location) VALUES (3,'2022-03-01',20000,2,'Male','United Kingdom');
|
SELECT business_location, COUNT(*) as num_contracts FROM defense_contracts WHERE business_owner_gender = 'Female' AND contract_date >= DATEADD(month, -6, GETDATE()) GROUP BY business_location ORDER BY num_contracts DESC;
|
What is the total energy consumption (in GWh) by country, for the years 2017 to 2020, broken down by energy source?
|
CREATE TABLE energy_consumption (country VARCHAR(255),year INT,energy_source VARCHAR(255),consumption DECIMAL(10,2));
|
SELECT energy_source, SUM(consumption) FROM energy_consumption WHERE year IN (2017, 2018, 2019, 2020) GROUP BY energy_source;
|
How many water quality violations were there in each state in the year 2021?
|
CREATE TABLE water_quality_violations(violation_id INT,violation_date DATE,state TEXT); INSERT INTO water_quality_violations(violation_id,violation_date,state) VALUES (1,'2021-01-01','California'),(2,'2021-02-01','Texas'),(3,'2021-03-01','Florida'),(4,'2021-04-01','California'),(5,'2021-05-01','Texas');
|
SELECT state, COUNT(*) FROM water_quality_violations WHERE YEAR(violation_date) = 2021 GROUP BY state;
|
What is the total renewable energy consumption for the year 2019?
|
CREATE TABLE energy_consumption_data (id INT,year INT,renewable_energy_consumption DECIMAL); INSERT INTO energy_consumption_data (id,year,renewable_energy_consumption) VALUES (1,2019,4567.8); INSERT INTO energy_consumption_data (id,year,renewable_energy_consumption) VALUES (2,2020,5678.9);
|
SELECT SUM(renewable_energy_consumption) FROM energy_consumption_data WHERE year = 2019;
|
List policy numbers and claim amounts for policyholders living in 'Ontario' who have filed a claim.
|
CREATE TABLE Policies (PolicyNumber INT,PolicyholderID INT,PolicyState VARCHAR(20)); CREATE TABLE Claims (PolicyholderID INT,ClaimAmount DECIMAL(10,2),PolicyState VARCHAR(20)); INSERT INTO Policies (PolicyNumber,PolicyholderID,PolicyState) VALUES (2001,9,'Ontario'),(2002,10,'Ontario'); INSERT INTO Claims (PolicyholderID,ClaimAmount,PolicyState) VALUES (9,800,'Ontario'),(10,900,'Ontario');
|
SELECT Policies.PolicyNumber, Claims.ClaimAmount FROM Policies JOIN Claims ON Policies.PolicyholderID = Claims.PolicyholderID WHERE Policies.PolicyState = 'Ontario';
|
Update address in 'rural_clinics' where id=1
|
CREATE TABLE if not exists 'rural_clinics' (id INT,name TEXT,address TEXT,PRIMARY KEY(id));
|
UPDATE 'rural_clinics' SET address = 'New Address' WHERE id = 1;
|
What is the average quantity of sustainable fabric sourced from the USA?
|
CREATE TABLE sourcing (id INT,fabric_type VARCHAR(20),quantity INT,country VARCHAR(20)); INSERT INTO sourcing (id,fabric_type,quantity,country) VALUES (1,'organic_cotton',500,'USA'); INSERT INTO sourcing (id,fabric_type,quantity,country) VALUES (2,'recycled_polyester',300,'China');
|
SELECT AVG(quantity) FROM sourcing WHERE fabric_type = 'organic_cotton' AND country = 'USA';
|
How many virtual tours are available for each city?
|
CREATE TABLE cities (city_id INT,name VARCHAR(255),country VARCHAR(255)); CREATE TABLE virtual_tours (virtual_tour_id INT,name VARCHAR(255),location VARCHAR(255),city_id INT); INSERT INTO cities (city_id,name,country) VALUES (1,'Rome','Italy'),(2,'Athens','Greece'); INSERT INTO virtual_tours (virtual_tour_id,name,location,city_id) VALUES (1,'Rome Virtual Tour','Rome',1),(2,'Ancient Rome Virtual Tour','Rome',1),(3,'Athens Virtual Tour','Athens',2);
|
SELECT c.name, COUNT(v.virtual_tour_id) AS num_tours FROM cities c LEFT JOIN virtual_tours v ON c.city_id = v.city_id GROUP BY c.name;
|
Delete all concert records with a price greater than 500.
|
CREATE TABLE concert_sales (id INT,price DECIMAL);
|
DELETE FROM concert_sales WHERE price > 500;
|
What is the percentage of employees who have completed compliance training, by department and gender?
|
CREATE TABLE Employees (EmployeeID int,FirstName varchar(50),LastName varchar(50),Department varchar(50),Gender varchar(50),ComplianceTraining bit); INSERT INTO Employees (EmployeeID,FirstName,LastName,Department,Gender,ComplianceTraining) VALUES (1,'John','Doe','IT','Male',1),(2,'Jane','Doe','IT','Female',1),(3,'Jim','Smith','HR','Non-binary',0);
|
SELECT Employees.Department, Employees.Gender, COUNT(CASE WHEN Employees.ComplianceTraining = 1 THEN 1 ELSE NULL END) as Completed_Training, COUNT(Employees.EmployeeID) as Total_Employees, COUNT(CASE WHEN Employees.ComplianceTraining = 1 THEN 1 ELSE NULL END) * 100.0 / COUNT(Employees.EmployeeID) as Percentage_Completed FROM Employees GROUP BY Employees.Department, Employees.Gender;
|
What is the total number of professional development courses completed by teachers in each subject area, and what is the maximum mental health score for students in each district?
|
CREATE TABLE teachers (teacher_id INT,teacher_name TEXT,subject_area TEXT,courses_completed INT); INSERT INTO teachers (teacher_id,teacher_name,subject_area,courses_completed) VALUES (1,'Sonia','Math',5),(2,'Tariq','Science',3),(3,'Ella','English',7),(4,'Victor','Math',2),(5,'Kiara','Science',4); CREATE TABLE students (student_id INT,student_name TEXT,district_id INT,mental_health_score INT,subject_area TEXT); INSERT INTO students (student_id,student_name,district_id,mental_health_score,subject_area) VALUES (1,'Jamie',1,75,'Math'),(2,'Noah',2,80,'Science'),(3,'Avery',3,70,'English'),(4,'Sophia',1,85,'Math'),(5,'Liam',3,88,'English');
|
SELECT teachers.subject_area, COUNT(teachers.courses_completed) AS total_courses, MAX(students.mental_health_score) AS max_mental_health_score FROM teachers JOIN students ON teachers.subject_area = students.subject_area GROUP BY teachers.subject_area;
|
Insert a new crime record for the 'Southside' district with a date of '2022-01-01'.
|
CREATE TABLE districts (district_id INT,district_name TEXT);CREATE TABLE crimes (crime_id INT,district_id INT,crime_date DATE);
|
INSERT INTO crimes (crime_id, district_id, crime_date) SELECT NULL, (SELECT district_id FROM districts WHERE district_name = 'Southside'), '2022-01-01';
|
Find the three sites with the highest chemical waste production and their corresponding ranks.
|
CREATE TABLE chemical_waste (site_name VARCHAR(50),waste_amount FLOAT); INSERT INTO chemical_waste (site_name,waste_amount) VALUES ('Site A',150.5),('Site B',125.7),('Site C',200.3),('Site D',75.9),('Site E',175.4);
|
SELECT site_name, waste_amount, RANK() OVER (ORDER BY waste_amount DESC) as waste_rank FROM chemical_waste WHERE waste_rank <= 3;
|
What is the total quantity of fabric used by each textile supplier in the last 6 months?
|
CREATE TABLE FabricData (FabricID INT,SupplierID INT,FabricType TEXT,Quantity FLOAT,Sustainable BOOLEAN); INSERT INTO FabricData (FabricID,SupplierID,FabricType,Quantity,Sustainable) VALUES (1001,1,'Cotton',500,true),(1002,1,'Polyester',700,false),(1003,2,'Hemp',800,true);
|
SELECT SupplierID, SUM(Quantity) FROM FabricData WHERE FabricDate >= DATE_SUB(CURRENT_DATE, INTERVAL 6 MONTH) GROUP BY SupplierID;
|
What is the percentage of games won by team 'Black' in the eSports tournament?
|
CREATE TABLE eSports_games_2 (id INT,team1 TEXT,team2 TEXT,winner TEXT); INSERT INTO eSports_games_2 (id,team1,team2,winner) VALUES (1,'Black','White','Black'),(2,'Gray','Black','Gray'),(3,'Black','Red','Red');
|
SELECT (COUNT(*) FILTER (WHERE winner = 'Black')) * 100.0 / COUNT(*) FROM eSports_games_2 WHERE team1 = 'Black' OR team2 = 'Black';
|
How many medical supplies were delivered to region_id 3 in the medical_supplies table?
|
CREATE TABLE medical_supplies (id INT PRIMARY KEY,region_id INT,medical_supplies INT); INSERT INTO medical_supplies (id,region_id,medical_supplies) VALUES (1,1,1000); INSERT INTO medical_supplies (id,region_id,medical_supplies) VALUES (2,2,2000); INSERT INTO medical_supplies (id,region_id,medical_supplies) VALUES (3,3,3000);
|
SELECT SUM(medical_supplies) FROM medical_supplies WHERE region_id = 3;
|
How many climate mitigation initiatives were implemented in Arctic in 2021?
|
CREATE TABLE Initiatives (Year INT,Region VARCHAR(20),Status VARCHAR(20),Type VARCHAR(20)); INSERT INTO Initiatives (Year,Region,Status,Type) VALUES (2021,'Arctic','Implemented','Climate Mitigation');
|
SELECT COUNT(*) FROM Initiatives WHERE Year = 2021 AND Region = 'Arctic' AND Type = 'Climate Mitigation' AND Status = 'Implemented';
|
How many policyholders are there in California with auto insurance policies?
|
CREATE TABLE if NOT EXISTS policyholders (id INT,first_name VARCHAR(50),last_name VARCHAR(50),state VARCHAR(50),policy_type VARCHAR(50)); INSERT INTO policyholders (id,first_name,last_name,state,policy_type) VALUES (1,'John','Doe','California','Auto');
|
SELECT COUNT(*) FROM policyholders WHERE state = 'California' AND policy_type = 'Auto';
|
List the names and ages of all artists who have created more than 50 works.
|
CREATE TABLE artists (id INT,name TEXT,age INT,num_works INT); INSERT INTO artists (id,name,age,num_works) VALUES (1,'Picasso',56,550),(2,'Van Gogh',37,210),(3,'Monet',86,690);
|
SELECT name, age FROM artists WHERE num_works > 50;
|
List the number of restaurants in each city, grouped by cuisine.
|
CREATE TABLE Restaurants (restaurant_id INT,name TEXT,city TEXT,cuisine TEXT,revenue FLOAT); INSERT INTO Restaurants (restaurant_id,name,city,cuisine,revenue) VALUES (1,'Asian Fusion','New York','Asian',50000.00),(2,'Bella Italia','Los Angeles','Italian',60000.00),(3,'Sushi House','New York','Asian',70000.00),(4,'Pizzeria La Rosa','Chicago','Italian',80000.00);
|
SELECT city, cuisine, COUNT(*) FROM Restaurants GROUP BY city, cuisine;
|
Identify the number of threat intelligence reports generated in the last 6 months, categorized by region, with at least 2 reports per region.
|
CREATE TABLE threat_intelligence (report_id INT,report_date DATE,region VARCHAR(50)); INSERT INTO threat_intelligence (report_id,report_date,region) VALUES (1,'2021-12-01','Europe'),(2,'2021-11-15','Asia'),(3,'2021-10-05','Europe');
|
SELECT region, COUNT(region) as num_reports FROM threat_intelligence WHERE report_date >= DATE_SUB(CURRENT_DATE, INTERVAL 6 MONTH) GROUP BY region HAVING num_reports >= 2;
|
Percentage of female attendees at events, grouped by event type, for events that took place in Paris or Rome between 2016 and 2018.
|
CREATE TABLE events (event_id INT,event_type VARCHAR(50),event_location VARCHAR(50),event_date DATE,attendee_gender VARCHAR(10));
|
SELECT e.event_type, (COUNT(*) FILTER (WHERE e.attendee_gender = 'female') * 100.0 / COUNT(*)) as pct_female_attendees FROM events e WHERE e.event_location IN ('Paris', 'Rome') AND e.event_date BETWEEN '2016-01-01' AND '2018-12-31' GROUP BY e.event_type;
|
What is the average carbon price in the European Union and United States?
|
CREATE TABLE carbon_prices (country VARCHAR(50),price DECIMAL(5,2)); INSERT INTO carbon_prices (country,price) VALUES ('European Union',25.87),('United States',10.21);
|
SELECT AVG(price) FROM carbon_prices WHERE country IN ('European Union', 'United States');
|
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