System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE healthcare.appointments ( appointment_id text PRIMARY KEY, patient_id text, doctor_id text, appointment_time timestamp, duration_minutes int, reason text, status text, location_id text, notes text, created_at timestamp )
##Table Structure
CREATE TABLE transportation.fuel_logs (
    fuel_log_id character varying(64) NOT NULL,  -- unique identifier for the fuel log entry
    vehicle_id character varying(64) NOT NULL, -- identifier of the vehicle fueled
    trip_id character varying(64), -- optional: identifier of the trip during which fueling occurred
    log_timestamp timestamp with time zone NOT NULL, -- time when fueling occurred
    fuel_type character varying(32) NOT NULL, -- type of fuel added (matches vehicle's fuel type)
    quantity numeric(10, 3) NOT NULL, -- amount of fuel added (e.g., Liters, Gallons, kWh)
    unit character varying(16) NOT NULL, -- unit of quantity (e.g., L, gal, kWh)
    cost_per_unit numeric(8, 4), -- price per unit of fuel
    total_cost numeric(10, 2) NOT NULL, -- total cost of the fuel purchase
    odometer_reading integer, -- vehicle mileage at time of fueling
    location_id character varying(64), -- identifier of the fueling station/location
    PRIMARY KEY (fuel_log_id)
)
##Table Structure
CREATE TABLE trading_platform.utxos (
    utxo_id character varying(64) NOT NULL,  -- unique identifier for the UTXO
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction that created the UTXO
    output_index integer NOT NULL, -- index of the output in the transaction
    address character varying(128) NOT NULL, -- address that can spend the UTXO
    amount numeric(38,14) NOT NULL, -- amount of the asset in the UTXO
    spent boolean NOT NULL, -- whether the UTXO has been spent
    PRIMARY KEY (utxo_id)
)
CREATE TABLE trading_platform.dapps (
    dapp_id character varying(64) NOT NULL,  -- unique identifier for the DApp
    name character varying(128) NOT NULL, -- name of the DApp
    description text NOT NULL, -- description of the DApp
    url character varying(256) NOT NULL, -- URL of the DApp
    PRIMARY KEY (dapp_id)
)
CREATE TABLE trading_platform.metadata (
    metadata_id character varying(64) NOT NULL,  -- unique identifier for the metadata
    asset_id character varying(64) NOT NULL, -- identifier of the asset the metadata is associated with
    key character varying(128) NOT NULL, -- key of the metadata
    value text NOT NULL, -- value of the metadata
    PRIMARY KEY (metadata_id)
)
CREATE TABLE trading_platform.logs (
    log_id character varying(64) NOT NULL,  -- unique identifier for the log entry
    user_id character varying(64), -- identifier of the user associated with the log entry
    action character varying(128) NOT NULL, -- action performed
    details text NOT NULL, -- details of the action
    logged_at timestamp NOT NULL, -- time when the log entry was created
    PRIMARY KEY (log_id)
)
##Table Structure
CREATE TABLE transportation.vehicles ( vehicle_id.text, license_plate.text, vin.text, make.text, model.text, year.integer, type.text, capacity.integer, fuel_type.text, status.text, depot_id.text, acquisition_date.date )
CREATE TABLE transportation.drivers ( driver_id.text, employee_id.text, first_name.text, last_name.text, license_number.text, license_expiry_date.date, contact_number.text, email.text, hire_date.date, status.text )
CREATE TABLE transportation.routes ( route_id.text, route_number.text, description.text, origin_location_id.text, destination_location_id.text, distance_km.numeric, estimated_duration_minutes.integer, type.text )
CREATE TABLE transportation.trips ( trip_id.text, route_id.text, vehicle_id.text, driver_id.text, scheduled_departure.timestamp, actual_departure.timestamp, scheduled_arrival.timestamp, actual_arrival.timestamp, origin_location_id.text, destination_location_id.text, status.text, passenger_count.integer, cargo_manifest_id.text )
CREATE TABLE transportation.maintenance_logs ( log_id.text, vehicle_id.text, service_date.date, odometer_reading.integer, service_type.text, description.text, cost.numeric, mechanic_name.text, next_service_due_date.date )
CREATE TABLE transportation.fuel_logs ( fuel_log_id.text, vehicle_id.text, trip_id.text, log_timestamp.timestamp, fuel_type.text, quantity.numeric, unit.text, cost_per_unit.numeric, total_cost.numeric, odometer_reading.integer, location_id.text )
CREATE TABLE transportation.passengers ( passenger_id.text, first_name.text, last_name.text, email.text, phone_number.text, date_of_birth.date, loyalty_program_id.text, created_at.timestamp )
CREATE TABLE transportation.bookings ( booking_id.text, passenger_id.text, trip_id.text, seat_number.text, booking_time.timestamp, status.text, fare.numeric, payment_transaction_id.text, special_requests.text )
##Table Structure
CREATE TABLE insurance.policies ( policy_id.text, customer_id.text, product_id.text, agent_id.text, policy_number.text, start_date.date, end_date.date, premium_amount.numeric, coverage_limit.numeric, deductible.numeric, status.text, issued_at.timestamp, cancellation_date.date, cancellation_reason.text )

[User] For each patient, find the next appointment after each one. Return patient_id, appointment_id, next_appointment_id, and the waiting time in minutes between them.

[Assistant]
SELECT A.patient_id,
       A.appointment_id AS current_id,
       B.appointment_id AS next_id,
       EXTRACT(EPOCH FROM (B.appointment_time - A.appointment_time)) / 60 AS wait_minutes
FROM healthcare.appointments A
JOIN healthcare.appointments B
  ON A.patient_id = B.patient_id
 AND B.appointment_time = (
       SELECT MIN(appointment_time)
       FROM healthcare.appointments
       WHERE patient_id = A.patient_id
         AND appointment_time > A.appointment_time
   );

[User] Now include only the pairs where the waiting time is less than 30 minutes.

[Assistant]
SELECT A.patient_id,
       A.appointment_id AS current_id,
       B.appointment_id AS next_id,
       EXTRACT(EPOCH FROM (B.appointment_time - A.appointment_time)) / 60 AS wait_minutes
FROM healthcare.appointments A
JOIN healthcare.appointments B
  ON A.patient_id = B.patient_id
 AND B.appointment_time = (
       SELECT MIN(appointment_time)
       FROM healthcare.appointments
       WHERE patient_id = A.patient_id
         AND appointment_time > A.appointment_time
   )
WHERE EXTRACT(EPOCH FROM (B.appointment_time - A.appointment_time)) / 60 < 30;

[User] For each vehicle, show the first and last fueling events including their timestamps and the quantities refueled.

[Assistant]
WITH first_last AS (
  SELECT
    vehicle_id,
    MIN(log_timestamp) AS first_time,
    MAX(log_timestamp) AS last_time
  FROM transportation.fuel_logs
  GROUP BY vehicle_id
)
SELECT
  f1.vehicle_id,
  f1.log_timestamp AS first_refuel_time,
  f1.quantity AS first_quantity,
  f2.log_timestamp AS last_refuel_time,
  f2.quantity AS last_quantity
FROM first_last fl
JOIN transportation.fuel_logs f1
  ON fl.vehicle_id = f1.vehicle_id
  AND fl.first_time = f1.log_timestamp
JOIN transportation.fuel_logs f2
  ON fl.vehicle_id = f2.vehicle_id
  AND fl.last_time = f2.log_timestamp;

[User] How many UTXOs have the 'spent' flag set to false?

[Assistant]
SELECT COUNT(*) AS unspent_utxo_count
FROM trading_platform.utxos
WHERE spent = false;

[User] Show the vehicle ID and the total number of fuel logs recorded for each vehicle.

[Assistant] SELECT vehicle_id , count(*) FROM transportation.fuel_logs GROUP BY vehicle_id

[User] Filter this list to only show vehicles with more than 5 fuel log entries.

[Assistant] SELECT vehicle_id , count(*) FROM transportation.fuel_logs GROUP BY vehicle_id HAVING count(*) > 5

[User] Show the agent_id and the total number of policies managed by each agent, but only include agents with at least 5 policies.

[Assistant] SELECT agent_id, COUNT(*) AS policy_count FROM insurance.policies GROUP BY agent_id HAVING COUNT(*) >= 5;

[User] For those agents, can you also show the total combined premium_amount across all their policies, labeled as total_premium?

[Assistant] SELECT agent_id, COUNT(*) AS policy_count, SUM(premium_amount) AS total_premium FROM insurance.policies GROUP BY agent_id HAVING COUNT(*) >= 5;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE smart_money_profit ( address text, rank numeric, profit numeric, roi numeric, realized_ratio numeric, most_profit_token text, last_trade_time text, chain text )
##Table Structure
CREATE TABLE web3.events (
    event_id character varying(64) NOT NULL,  -- unique identifier for the event
    contract_id character varying(64) NOT NULL, -- identifier of the contract emitting the event
    event_name character varying(128) NOT NULL, -- name of the event
    data text NOT NULL, -- data payload of the event
    emitted_at timestamp NOT NULL, -- time when the event was emitted
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction that triggered the event
    log_index integer NOT NULL, -- index of the event log in the transaction
    PRIMARY KEY (event_id)
)
CREATE TABLE web3.transactions ( transaction_id character varying(64) NOT NULL, from_address character varying(128) NOT NULL, to_address character varying(128), value numeric(38,14) NOT NULL, gas_used integer NOT NULL, gas_price numeric(38,14) NOT NULL, block_number integer NOT NULL, timestamp timestamp NOT NULL, input_data text, status character varying(32) NOT NULL, nonce integer NOT NULL, PRIMARY KEY (transaction_id) )
CREATE TABLE web3.tokens ( token_id text PRIMARY KEY, contract_address text, token_name text, token_symbol text, decimals int, total_supply numeric )
CREATE TABLE web3.wallets ( wallet_id text, user_id text, address text, private_key text, created_at timestamp )
CREATE TABLE web3.users ( user_id text, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE legal_services.lawyers ( lawyer_id.text, first_name.text, last_name.text, bar_number.text, firm_id.text, email.text, phone.text, specialization.text, hire_date.timestamp, is_partner.boolean )
##Table Structure
CREATE TABLE legal_services.law_firms ( firm_id text PRIMARY KEY, firm_name text, address text, phone text, website text, founded_date date, managing_partner_id text )
##Table Structure
CREATE TABLE hospitality_technology.rooms ( room_id.text, property_id.text, room_number.text, room_type_id.text, floor.integer, status.text, is_smoking.boolean, features.text, current_condition.text, last_cleaned_at.timestamp )
CREATE TABLE hospitality_technology.room_types ( room_type_id.text, property_id.text, type_name.text, description.text, base_rate.numeric, max_occupancy.integer, bed_type.text, area_sqft.numeric, amenities.text )
CREATE TABLE hospitality_technology.guests ( guest_id.text, first_name.text, last_name.text, email.text, phone_number.text, date_of_birth.date, address_line1.text, city.text, state_province.text, postal_code.text, country_code.text, preferences.text, loyalty_member_id.text, communication_consent.boolean, created_at.timestamp, updated_at.timestamp )
CREATE TABLE hospitality_technology.staff ( staff_id.text, property_id.text, first_name.text, last_name.text, position.text, work_email.text, work_phone.text, hire_date.date, termination_date.date, is_active.boolean, access_level.integer, manager_id.text, created_at.timestamp )
CREATE TABLE hospitality_technology.service_orders ( order_id.text, reservation_id.text, guest_id.text, service_id.text, staff_id_ordered.text, staff_id_delivered.text, order_timestamp.timestamp, delivery_timestamp.timestamp, quantity.integer, unit_price.numeric, total_price.numeric, status.text, notes.text, bill_id.text )
CREATE TABLE hospitality_technology.payments ( payment_id.text, reservation_id.text, guest_id.text, bill_id.text, amount.numeric, currency_code.text, payment_method.text, card_type.text, card_last_four.text, transaction_ref.text, payment_timestamp.timestamp, status.text, staff_id_processed.text, notes.text )
CREATE TABLE hospitality_technology.reviews ( review_id.text, property_id.text, reservation_id.text, guest_id.text, rating_overall.integer, rating_cleanliness.integer, rating_service.integer, rating_location.integer, rating_value.integer, comment.text, review_source.text, review_date.timestamp, is_public.boolean, staff_response.text, response_staff_id.text, response_date.timestamp )
##Table Structure
CREATE TABLE insurance.premium_payments (
    payment_id character varying(64) NOT NULL, -- unique identifier for the payment
    policy_id character varying(64) NOT NULL, -- identifier of the policy the payment is for (FK to policies)
    customer_id character varying(64) NOT NULL, -- identifier of the customer making the payment (FK to customers)
    payment_date timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- date the payment was received
    amount_paid numeric(12, 2) NOT NULL, -- amount of the payment
    payment_method character varying(50), -- e.g., Credit Card, Bank Transfer, Check
    transaction_reference character varying(128) UNIQUE, -- reference from payment processor
    due_date date, -- due date for this payment installment
    payment_period_start date, -- start date of the period this payment covers
    payment_period_end date, -- end date of the period this payment covers
    status character varying(30) NOT NULL DEFAULT 'Completed', -- e.g., Completed, Pending, Failed, Refunded
    PRIMARY KEY (payment_id)
)
##Table Structure
CREATE TABLE web3.users ( user_id.text, username.text, email.text, password_hash.text, created_at.timestamp )

[User] How many addresses on the Ethereum chain have an ROI between 2 and 4?

[Assistant] SELECT COUNT(*) AS address_count FROM smart_money_profit WHERE chain = 'Ethereum' AND roi >= 2 AND roi <= 4;

[User] Could you also show their average profit?

[Assistant] SELECT AVG(profit) AS avg_profit FROM smart_money_profit WHERE chain = 'Ethereum' AND roi >= 2 AND roi <= 4;

[User] For each event recorded, list its ID, name, and the status and value of the transaction in which it occurred.

[Assistant] SELECT E.event_id, E.event_name, E.transaction_id, T.status, T.value FROM web3.events AS E JOIN web3.transactions AS T ON E.transaction_id = T.transaction_id;

[User] List all pairs of lawyers from the same firm who were hired in the same month and year. Include each lawyer's first_name, last_name, firm_id, and the shared hire_month_year.

[Assistant]
SELECT a.first_name AS lawyer1_first_name,
       a.last_name  AS lawyer1_last_name,
       b.first_name AS lawyer2_first_name,
       b.last_name  AS lawyer2_last_name,
       a.firm_id,
       TO_CHAR(a.hire_date, 'YYYY-MM') AS hire_month_year
FROM legal_services.lawyers a
JOIN legal_services.lawyers b
  ON a.firm_id = b.firm_id
 AND TO_CHAR(a.hire_date, 'YYYY-MM') = TO_CHAR(b.hire_date, 'YYYY-MM')
 AND a.lawyer_id < b.lawyer_id;

[User] Which law firms were founded in the same year and share the same managing partner? Show the firm names, founding year, and managing partner ID.

[Assistant]
SELECT f1.firm_name AS firm_name_1, f2.firm_name AS firm_name_2, EXTRACT(YEAR FROM f1.founded_date) AS founding_year, f1.managing_partner_id
FROM legal_services.law_firms f1
JOIN legal_services.law_firms f2
  ON f1.firm_id <> f2.firm_id
  AND EXTRACT(YEAR FROM f1.founded_date) = EXTRACT(YEAR FROM f2.founded_date)
  AND f1.managing_partner_id = f2.managing_partner_id
ORDER BY founding_year, f1.firm_name, f2.firm_name;

[User] List all rooms that have a 'Jacuzzi' feature, including the room_number, property_id, type_name, and base_rate.

[Assistant]
SELECT r.room_number,
       r.property_id,
       rt.type_name,
       rt.base_rate
FROM hospitality_technology.rooms AS r
JOIN hospitality_technology.room_types AS rt
  ON r.room_type_id = rt.room_type_id
 AND r.property_id = rt.property_id
WHERE r.features ILIKE '%Jacuzzi%';

[User] Calculate the average and maximum payment amount grouped by payment status.

[Assistant]
SELECT status,
       AVG(amount_paid) AS avg_amount,
       MAX(amount_paid) AS max_amount
FROM insurance.premium_payments
GROUP BY status;

[User] How many users registered on each date?

[Assistant] SELECT DATE(created_at) AS registration_date, COUNT(*) AS user_count FROM web3.users GROUP BY DATE(created_at) ORDER BY registration_date;

[User] Actually, I only want to see dates with more than 5 registrations.

[Assistant] SELECT DATE(created_at) AS registration_date, COUNT(*) AS user_count FROM web3.users GROUP BY DATE(created_at) HAVING COUNT(*) > 5 ORDER BY registration_date;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE web3.contracts ( contract_id character varying(64) NOT NULL, address character varying(128) NOT NULL, abi text NOT NULL, bytecode text NOT NULL, deployer_address character varying(128) NOT NULL, deployed_at timestamp NOT NULL, network_id character varying(64) NOT NULL, status character varying(32) NOT NULL, PRIMARY KEY (contract_id) )
CREATE TABLE web3.transactions ( transaction_id character varying(64) NOT NULL, from_address character varying(128) NOT NULL, to_address character varying(128), value numeric(38,14) NOT NULL, gas_used integer NOT NULL, gas_price numeric(38,14) NOT NULL, block_number integer NOT NULL, timestamp timestamp NOT NULL, input_data text, status character varying(32) NOT NULL, nonce integer NOT NULL, PRIMARY KEY (transaction_id) )
CREATE TABLE web3.tokens ( token_id.text, contract_address.text, token_name.text, token_symbol.text, decimals.integer, total_supply.numeric )
CREATE TABLE web3.wallets ( wallet_id text, user_id text, address text, private_key text, created_at timestamp )
CREATE TABLE web3.users ( user_id text PRIMARY KEY, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE legal_services.lawyers ( lawyer_id text, first_name text, last_name text, bar_number text, firm_id text, email text, phone text, specialization text, hire_date timestamp, is_partner boolean )
CREATE TABLE legal_services.documents ( document_id text, case_id text, document_name text, document_type text, storage_path text, uploaded_by_lawyer_id text, upload_timestamp timestamp, version integer, description text )
##Table Structure
CREATE TABLE government_services.citizens (
    citizen_id character varying(64) NOT NULL,  -- unique identifier for the citizen
    national_id_number character varying(128) NOT NULL UNIQUE, -- official national identification number
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    date_of_birth date NOT NULL,
    gender character varying(20),
    primary_address text NOT NULL, -- full primary residential address
    contact_email character varying(128) UNIQUE,
    contact_phone character varying(32),
    registration_date timestamp NOT NULL, -- when the citizen profile was created
    is_verified boolean DEFAULT false, -- whether identity has been officially verified
    PRIMARY KEY (citizen_id)
)
##Table Structure
CREATE TABLE web3.contracts ( contract_id.text, address.text, abi.text, bytecode.text, deployer_address.text, deployed_at.timestamp, network_id.text, status.text )
CREATE TABLE web3.events (
    event_id character varying(64) NOT NULL,  -- unique identifier for the event
    contract_id character varying(64) NOT NULL, -- identifier of the contract emitting the event
    event_name character varying(128) NOT NULL, -- name of the event
    data text NOT NULL, -- data payload of the event
    emitted_at timestamp NOT NULL, -- time when the event was emitted
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction that triggered the event
    log_index integer NOT NULL, -- index of the event log in the transaction
    PRIMARY KEY (event_id)
)
CREATE TABLE web3.tokens ( token_id text PRIMARY KEY, contract_address text, token_name text, token_symbol text, decimals int, total_supply numeric )
CREATE TABLE web3.wallets ( wallet_id text, user_id text, address text, private_key text, created_at timestamp )
CREATE TABLE web3.users ( user_id text, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE web3.contracts ( contract_id character varying(64) NOT NULL, address character varying(128) NOT NULL, abi text NOT NULL, bytecode text NOT NULL, deployer_address character varying(128) NOT NULL, deployed_at timestamp NOT NULL, network_id character varying(64) NOT NULL, status character varying(32) NOT NULL, PRIMARY KEY (contract_id) )
CREATE TABLE web3.events ( event_id.text, contract_id.text, event_name.text, data.text, emitted_at.timestamp, transaction_id.text, log_index.integer )
CREATE TABLE web3.tokens (
    token_id character varying(64) NOT NULL,  -- unique identifier for the token
    contract_address character varying(128) NOT NULL, -- address of the token contract
    token_name character varying(128) NOT NULL, -- name of the token
    token_symbol character varying(32) NOT NULL, -- symbol of the token
    decimals integer NOT NULL, -- number of decimals for the token
    total_supply numeric(38,14) NOT NULL, -- total supply of the token
    PRIMARY KEY (token_id)
)
CREATE TABLE web3.token_transfers ( transfer_id text PRIMARY KEY, token_id text, from_address text, to_address text, value numeric, transaction_id text, log_index int )
CREATE TABLE web3.users ( user_id text, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE web3.token_transfers ( transfer_id character varying(64) NOT NULL, token_id character varying(64) NOT NULL, from_address character varying(128) NOT NULL, to_address character varying(128) NOT NULL, value numeric(38,14) NOT NULL, transaction_id character varying(64) NOT NULL, log_index integer NOT NULL, PRIMARY KEY (transfer_id) )

[User] Show each token's symbol, token_name, and the deployer_address and status of the contract where that token was created.

[Assistant]
SELECT t.token_symbol,
       t.token_name,
       c.deployer_address,
       c.status
FROM web3.tokens t
JOIN web3.contracts c ON t.contract_address = c.address;

[User] Retrieve document names and the uploader's full name for all documents with version greater than 1.

[Assistant]
SELECT d.document_name,
       l.first_name || ' ' || l.last_name AS uploader
FROM legal_services.documents d
JOIN legal_services.lawyers l
  ON d.uploaded_by_lawyer_id = l.lawyer_id
WHERE d.version > 1;

[User] Also include the lawyer's specialization in the output.

[Assistant]
SELECT d.document_name,
       l.first_name || ' ' || l.last_name AS uploader,
       l.specialization
FROM legal_services.documents d
JOIN legal_services.lawyers l
  ON d.uploaded_by_lawyer_id = l.lawyer_id
WHERE d.version > 1;

[User] List pairs of verified citizens who share the same primary address city. Show the city, the full name of the first citizen, and the full name of the second citizen.

[Assistant] SELECT SPLIT_PART(c1.primary_address, ', ', 2) AS city, c1.first_name || ' ' || c1.last_name AS citizen1_full_name, c2.first_name || ' ' || c2.last_name AS citizen2_full_name FROM government_services.citizens AS c1 JOIN government_services.citizens AS c2 ON SPLIT_PART(c1.primary_address, ', ', 2) = SPLIT_PART(c2.primary_address, ', ', 2) AND c1.citizen_id < c2.citizen_id WHERE c1.is_verified = TRUE AND c2.is_verified = TRUE;

[User] List all users who created a wallet on the same day they registered. Show user ID, username, and the wallet address.

[Assistant] SELECT u.user_id, u.username, w.address FROM web3.users AS u JOIN web3.wallets AS w ON u.user_id = w.user_id WHERE DATE(u.created_at) = DATE(w.created_at);

[User] For each contract deployed on network 'mainnet', show its address, status, the number of tokens created by that contract's address, and the total number of events emitted by that contract.

[Assistant]
SELECT
  c.address AS contract_address,
  c.status,
  COUNT(DISTINCT t.token_id) AS token_count,
  COUNT(e.event_id) AS event_count
FROM web3.contracts c
LEFT JOIN web3.tokens t
  ON c.address = t.contract_address
LEFT JOIN web3.events e
  ON c.contract_id = e.contract_id
WHERE c.network_id = 'mainnet'
GROUP BY c.address, c.status;

[User] For each token, list the number of distinct sender addresses that have sent that token. Show the token ID and the count of distinct senders.

[Assistant] SELECT token_id, COUNT(DISTINCT from_address) AS distinct_sender_count FROM web3.token_transfers GROUP BY token_id;

[User] Can you filter the result to only show tokens that have more than 10 distinct sender addresses?

[Assistant] SELECT token_id, COUNT(DISTINCT from_address) AS distinct_sender_count FROM web3.token_transfers GROUP BY token_id HAVING COUNT(DISTINCT from_address) > 10;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE government_services.citizens (
    citizen_id character varying(64) NOT NULL,  -- unique identifier for the citizen
    national_id_number character varying(128) NOT NULL UNIQUE, -- official national identification number
    first_name character varying(100) NOT NULL,
    last_name character varying(100) NOT NULL,
    date_of_birth date NOT NULL,
    gender character varying(20),
    primary_address text NOT NULL, -- full primary residential address
    contact_email character varying(128) UNIQUE,
    contact_phone character varying(32),
    registration_date timestamp NOT NULL, -- when the citizen profile was created
    is_verified boolean DEFAULT false, -- whether identity has been officially verified
    PRIMARY KEY (citizen_id)
)
CREATE TABLE government_services.notifications ( notification_id text PRIMARY KEY, citizen_id text, application_id text, message_subject text, message_body text, channel text, sent_at timestamp, status text, related_entity_type text, related_entity_id text )
##Table Structure
CREATE TABLE government_services.service_locations ( location_id.text, agency_id.text, location_name.text, address.text, city.text, state.text, postal_code.text, latitude.numeric, longitude.numeric, operating_hours.text, contact_phone.text, is_accessible.boolean )
##Table Structure
CREATE TABLE legal_services.clients ( client_id text, first_name text, last_name text, company_name text, email text, phone text, address text, date_registered timestamp, status text )
CREATE TABLE legal_services.lawyers ( lawyer_id text, first_name text, last_name text, bar_number text, firm_id text, email text, phone text, specialization text, hire_date timestamp, is_partner boolean )
CREATE TABLE legal_services.law_firms ( firm_id text, firm_name text, address text, phone text, website text, founded_date date, managing_partner_id text )
CREATE TABLE legal_services.documents ( document_id text, case_id text, document_name text, document_type text, storage_path text, uploaded_by_lawyer_id text, upload_timestamp timestamp, version integer, description text )
CREATE TABLE legal_services.time_entries ( entry_id text, case_id text, lawyer_id text, date_worked date, hours_spent numeric, billing_rate numeric, description text, is_billable boolean, is_billed boolean, invoice_id text, created_at timestamp )
CREATE TABLE legal_services.appointments ( appointment_id text, client_id text, lawyer_id text, case_id text, start_time timestamp, end_time timestamp, location text, subject text, notes text, status text, created_at timestamp )
##Table Structure
CREATE TABLE legal_services.time_entries ( entry_id.text, case_id.text, lawyer_id.text, date_worked.date, hours_spent.numeric, billing_rate.numeric, description.text, is_billable.boolean, is_billed.boolean, invoice_id.text, created_at.timestamp )
##Table Structure
CREATE TABLE government_services.documents ( document_id character varying(64) NOT NULL, application_id character varying(64), citizen_id character varying(64) NOT NULL, document_type character varying(100) NOT NULL, file_reference text NOT NULL, upload_timestamp timestamp NOT NULL, expiry_date date, verification_status character varying(30) DEFAULT 'Pending', verified_by_employee_id character varying(64), verification_timestamp timestamp, PRIMARY KEY (document_id) )
CREATE TABLE government_services.payments ( payment_id.text, application_id.text, citizen_id.text, service_id.text, amount.numeric, currency.text, payment_method.text, payment_provider_reference.text, payment_timestamp.timestamp, status.text, notes.text )
CREATE TABLE government_services.notifications ( notification_id.text, citizen_id.text, application_id.text, message_subject.text, message_body.text, channel.text, sent_at.timestamp, status.text, related_entity_type.text, related_entity_id.text )
##Table Structure
CREATE TABLE legal_services.cases (
    case_id character varying(64) NOT NULL,  -- unique identifier for the case/matter
    case_number character varying(100) UNIQUE, -- official case number (court or internal)
    case_name text NOT NULL, -- descriptive name or title for the case
    client_id character varying(64) NOT NULL, -- FK to clients table
    lead_lawyer_id character varying(64) NOT NULL, -- FK to lawyers table (primary lawyer responsible)
    case_type character varying(100) NOT NULL, -- e.g., Litigation, Corporate, Family Law, IP
    status character varying(50) NOT NULL, -- e.g., Open, Closed, Pending, On Hold, Appealed
    date_opened timestamp NOT NULL, -- date the case was formally opened
    date_closed timestamp, -- date the case was closed (nullable)
    description text, -- detailed description of the case
    court_jurisdiction character varying(128), -- court or jurisdiction if applicable
    PRIMARY KEY (case_id)
)
CREATE TABLE legal_services.time_entries ( entry_id text PRIMARY KEY, case_id text, lawyer_id text, date_worked date, hours_spent numeric, billing_rate numeric, description text, is_billable bool, is_billed bool, invoice_id text, created_at timestamp )
CREATE TABLE legal_services.appointments ( appointment_id.text, client_id.text, lawyer_id.text, case_id.text, start_time.timestamp, end_time.timestamp, location.text, subject.text, notes.text, status.text, created_at.timestamp )
##Table Structure
CREATE TABLE social_media.likes ( like_id.text, user_id.text, post_id.text, comment_id.text, created_at.timestamp )

[User] Which citizens have a contact email ending with '@yahoo.com' and have received at least one notification? Show their first name, last name, and email.

[Assistant]
SELECT DISTINCT c.first_name, c.last_name, c.contact_email
FROM government_services.citizens c
JOIN government_services.notifications n ON c.citizen_id = n.citizen_id
WHERE c.contact_email LIKE '%@yahoo.com';

[User] List all service locations with their IDs, names, latitude, and longitude.

[Assistant]
SELECT location_id,
       location_name,
       latitude,
       longitude
FROM government_services.service_locations;

[User] Also only include locations whose postal code starts with '90'.

[Assistant]
SELECT location_id,
       location_name,
       latitude,
       longitude
FROM government_services.service_locations
WHERE postal_code LIKE '90%';

[User] Exclude entries without operating hours specified.

[Assistant]
SELECT location_id,
       location_name,
       latitude,
       longitude
FROM government_services.service_locations
WHERE postal_code LIKE '90%'
  AND operating_hours IS NOT NULL;

[User] Order the output by city and limit to 10 results.

[Assistant]
SELECT location_id,
       location_name,
       latitude,
       longitude
FROM government_services.service_locations
WHERE postal_code LIKE '90%'
  AND operating_hours IS NOT NULL
ORDER BY city ASC
LIMIT 10;

[User] I need a list showing the name of each law firm and the full name of every lawyer employed by that firm.

[Assistant] SELECT T1.firm_name, T2.first_name, T2.last_name FROM law_firms AS T1 JOIN lawyers AS T2 ON T1.firm_id = T2.firm_id;

[User] How many billable hours has each lawyer logged in July 2024? Return the lawyer_id and the total billable hours, only including entries that have been billed, sorted by total hours descending.

[Assistant]
SELECT lawyer_id, SUM(hours_spent) AS total_billable_hours
FROM legal_services.time_entries
WHERE is_billable = true
  AND is_billed = true
  AND date_worked BETWEEN '2024-07-01' AND '2024-07-31'
GROUP BY lawyer_id
ORDER BY total_billable_hours DESC;

[User] List the notification ID, message subject, and sent time for all notifications sent through the 'SMS' channel.

[Assistant] SELECT notification_id, message_subject, sent_at FROM government_services.notifications WHERE channel = 'SMS';

[User] Show the total billed hours and total billed amount for each case that has at least one billed and billable time entry.

[Assistant]
SELECT t.case_id, c.case_number, SUM(t.hours_spent) AS total_billed_hours, SUM(t.hours_spent * t.billing_rate) AS total_billed_amount
FROM legal_services.time_entries t
JOIN legal_services.cases c ON t.case_id = c.case_id
WHERE t.is_billable = TRUE AND t.is_billed = TRUE
GROUP BY t.case_id, c.case_number
HAVING COUNT(*) >= 1;

[User] Show the total number of likes made by each user, including the user_id and their like count.

[Assistant] SELECT user_id, COUNT(*) AS like_count FROM social_media.likes GROUP BY user_id;

[User] Only show users who have made more than 50 likes.

[Assistant] SELECT user_id, COUNT(*) AS like_count FROM social_media.likes GROUP BY user_id HAVING COUNT(*) > 50;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE government_services.services ( service_id text PRIMARY KEY, agency_id text, service_name text, description text, category text, eligibility_criteria text, standard_fee numeric, average_processing_time_days int, is_active boolean, online_application_url text )
CREATE TABLE government_services.service_locations ( location_id text PRIMARY KEY, agency_id text, location_name text, address text, city text, state text, postal_code text, latitude numeric, longitude numeric, operating_hours text, contact_phone text, is_accessible boolean )
CREATE TABLE government_services.notifications ( notification_id character varying(64) NOT NULL, citizen_id character varying(64) NOT NULL, application_id character varying(64), message_subject character varying(255), message_body text NOT NULL, channel character varying(30) NOT NULL, sent_at timestamp NOT NULL, status character varying(30) NOT NULL, related_entity_type character varying(50), related_entity_id character varying(64), PRIMARY KEY (notification_id) )
##Table Structure
CREATE TABLE healthcare.doctors ( doctor_id text, first_name text, last_name text, specialty text, license_number text, phone_number text, email text, hospital_affiliation_id text, created_at timestamp, updated_at timestamp )
##Table Structure
CREATE TABLE legal_services.invoices ( invoice_id character varying(64) NOT NULL, invoice_number character varying(100) UNIQUE NOT NULL, client_id character varying(64) NOT NULL, case_id character varying(64), issue_date date NOT NULL, due_date date NOT NULL, total_amount numeric(12, 2) NOT NULL, amount_paid numeric(12, 2) DEFAULT 0.00, status character varying(50) NOT NULL, payment_date timestamp, notes text, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (invoice_id) )
##Table Structure
CREATE TABLE hospitality_technology.reservations ( reservation_id.text, property_id.text, guest_id.text, room_id.text, room_type_id.text, check_in_date.date, check_out_date.date, actual_check_in_ts.timestamp, actual_check_out_ts.timestamp, num_adults.integer, num_children.integer, status.text, booking_source.text, rate_plan_id.text, total_amount.numeric, amount_paid.numeric, special_requests.text, created_at.timestamp, updated_at.timestamp )
##Table Structure
CREATE TABLE financial_services.loans ( loan_id character varying(64) NOT NULL, account_id character varying(64) NOT NULL UNIQUE, loan_type character varying(50) NOT NULL, principal_amount numeric(19, 4) NOT NULL, current_principal_balance numeric(19, 4) NOT NULL, interest_rate numeric(6, 4) NOT NULL, term_months integer NOT NULL, origination_date date NOT NULL, maturity_date date NOT NULL, monthly_payment numeric(12, 4), collateral_description text, status character varying(32) NOT NULL, PRIMARY KEY (loan_id), FOREIGN KEY (account_id) REFERENCES financial_services.accounts(account_id) )
##Table Structure
CREATE TABLE healthcare.doctors ( doctor_id text PRIMARY KEY, first_name text, last_name text, specialty text, license_number text, phone_number text, email text, hospital_affiliation_id text, created_at timestamp, updated_at timestamp )
CREATE TABLE healthcare.appointments ( appointment_id text PRIMARY KEY, patient_id text, doctor_id text, appointment_time timestamp, duration_minutes int, reason text, status text, location_id text, notes text, created_at timestamp )
CREATE TABLE healthcare.medical_records ( record_id text PRIMARY KEY, patient_id text, appointment_id text, doctor_id text, record_date timestamp, chief_complaint text, present_illness_history text, past_medical_history text, physical_examination_notes text, assessment text, treatment_plan text, vitals text, created_at timestamp )
CREATE TABLE healthcare.medications ( medication_id text PRIMARY KEY, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )
CREATE TABLE healthcare.prescriptions ( prescription_id text PRIMARY KEY, record_id text, patient_id text, doctor_id text, medication_id text, dosage text, frequency text, route text, start_date date, end_date date, quantity_dispensed numeric, refills_allowed int, prescription_date timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id text PRIMARY KEY, plan_name text, insurance_provider text, plan_type text, contact_phone text, website text )
##Table Structure
CREATE TABLE hospitality_technology.reviews ( review_id.text, property_id.text, reservation_id.text, guest_id.text, rating_overall.integer, rating_cleanliness.integer, rating_service.integer, rating_location.integer, rating_value.integer, comment.text, review_source.text, review_date.timestamp, is_public.boolean, staff_response.text, response_staff_id.text, response_date.timestamp )

[User] How many notifications related to services were sent for each service category in the past 7 days?

[Assistant]
SELECT
  s.category,
  COUNT(n.notification_id) AS notification_count
FROM
  government_services.notifications n
  JOIN government_services.services s
    ON n.related_entity_type = 'service'
    AND n.related_entity_id = s.service_id
WHERE
  n.sent_at >= NOW() - INTERVAL '7 days'
GROUP BY
  s.category;

[User] Find pairs of doctors who work at the same hospital but have different specialties. Show the full name of both doctors and their shared hospital affiliation ID.

[Assistant] SELECT d1.first_name AS doctor1_first_name, d1.last_name AS doctor1_last_name, d2.first_name AS doctor2_first_name, d2.last_name AS doctor2_last_name, d1.hospital_affiliation_id FROM healthcare.doctors d1 JOIN healthcare.doctors d2 ON d1.hospital_affiliation_id = d2.hospital_affiliation_id AND d1.doctor_id <> d2.doctor_id WHERE d1.specialty <> d2.specialty;

[User] List all pairs of invoices for the same client where one invoice is overdue and the other is paid. Show the client_id, the overdue invoice number, and the paid invoice number.

[Assistant]
SELECT i1.client_id, i1.invoice_number AS overdue_invoice, i2.invoice_number AS paid_invoice
FROM legal_services.invoices i1
JOIN legal_services.invoices i2 ON i1.client_id = i2.client_id
WHERE i1.status = 'Overdue'
  AND i2.status = 'Paid';

[User] List all pairs of overlapping reservations for the same room, including both reservation IDs, room ID, and each reservation's check-in and check-out dates.

[Assistant]
SELECT r1.reservation_id AS reservation1_id,
       r2.reservation_id AS reservation2_id,
       r1.room_id,
       r1.check_in_date AS check_in1,
       r1.check_out_date AS check_out1,
       r2.check_in_date AS check_in2,
       r2.check_out_date AS check_out2
FROM hospitality_technology.reservations r1
JOIN hospitality_technology.reservations r2
  ON r1.room_id = r2.room_id
     AND r1.reservation_id < r2.reservation_id
     AND r1.check_in_date < r2.check_out_date
     AND r1.check_out_date > r2.check_in_date;

[User] Show me all active loans (loan_id, loan_type, principal_amount) where the remaining term is less than 6 months, along with their account_id and monthly_payment.

[Assistant] SELECT loan_id, loan_type, principal_amount, account_id, monthly_payment FROM financial_services.loans WHERE status = 'Active' AND (maturity_date - CURRENT_DATE) < 180;

[User] Now modify the query to only include home loans (loan_type = 'Home') and sort them by remaining term in ascending order.

[Assistant] SELECT loan_id, loan_type, principal_amount, account_id, monthly_payment, (maturity_date - CURRENT_DATE) AS remaining_days FROM financial_services.loans WHERE status = 'Active' AND loan_type = 'Home' AND (maturity_date - CURRENT_DATE) < 180 ORDER BY remaining_days ASC;

[User] List all prescriptions, showing the prescription ID, the medication name, and the dosage.

[Assistant] SELECT p.prescription_id, m.medication_name, p.dosage FROM healthcare.prescriptions AS p JOIN healthcare.medications AS m ON p.medication_id = m.medication_id

[User] Show me reviews from 'Expedia' that have an overall rating of 1 or 2.

[Assistant] SELECT review_id, property_id, guest_id, rating_overall, review_date, comment FROM hospitality_technology.reviews WHERE review_source = 'Expedia' AND rating_overall <= 2;

[User] Actually, only include those submitted in the second half of 2023.

[Assistant] SELECT review_id, property_id, guest_id, rating_overall, review_date, comment FROM hospitality_technology.reviews WHERE review_source = 'Expedia' AND rating_overall <= 2 AND review_date >= '2023-07-01' AND review_date < '2024-01-01';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE insurance.insurance_products ( product_id text PRIMARY KEY, product_name text, product_type text, description text, base_premium numeric, coverage_details text, underwriting_rules text, is_active boolean, created_at timestamp, updated_at timestamp )
##Table Structure
CREATE TABLE legal_services.documents ( document_id text, case_id text, document_name text, document_type text, storage_path text, uploaded_by_lawyer_id text, upload_timestamp timestamp, version integer, description text )
##Table Structure
CREATE TABLE social_media.comments ( comment_id.text, post_id.text, user_id.text, parent_comment_id.text, content.text, created_at.timestamp, updated_at.timestamp )
CREATE TABLE social_media.follows ( follow_id.text, follower_user_id.text, following_user_id.text, created_at.timestamp )
CREATE TABLE social_media.hashtags ( hashtag_id.text, tag_name.text, created_at.timestamp )
CREATE TABLE social_media.post_hashtags ( post_hashtag_id.text, post_id.text, hashtag_id.text )
CREATE TABLE social_media.conversations ( conversation_id.text, created_at.timestamp, last_message_at.timestamp, is_group_chat.boolean, group_name.text )
##Table Structure
CREATE TABLE healthcare.medications ( medication_id text, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )
##Table Structure
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id.text, patient_id.text, plan_id.text, policy_number.text, group_number.text, subscriber_name.text, effective_date.date, expiration_date.date, is_primary.boolean )
##Table Structure
CREATE TABLE transportation.drivers ( driver_id.text, employee_id.text, first_name.text, last_name.text, license_number.text, license_expiry_date.date, contact_number.text, email.text, hire_date.date, status.text )
##Table Structure
CREATE TABLE legal_services.cases ( case_id.text, case_number.text, case_name.text, client_id.text, lead_lawyer_id.text, case_type.text, status.text, date_opened.timestamp, date_closed.timestamp, description.text, court_jurisdiction.text )
##Table Structure
CREATE TABLE insurance.agents ( agent_id text PRIMARY KEY, first_name text, last_name text, agency_name text, license_number text, license_state text, contact_email text, contact_phone text, hire_date date, termination_date date, status text, commission_rate numeric, manager_id text ) You are an expert in writing database language and you can refuse the user's question if the question is not related to the table structure. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE train_station_management.trains ( train_id character varying(64) NOT NULL, train_number character varying(32) NOT NULL, model character varying(128), manufacturer character varying(128), year_manufactured integer, capacity integer NOT NULL, status character varying(32) NOT NULL DEFAULT 'Active', last_maintenance_date date, next_maintenance_date date, PRIMARY KEY (train_id), UNIQUE (train_number) ) You are an expert in writing database language and you can refuse the user's question if the question is not related to the table structure. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement.
##Table Structure
CREATE TABLE train_station_management.platforms (
    platform_id character varying(64) NOT NULL, -- Unique identifier for the platform
    station_id character varying(64) NOT NULL, -- Foreign key referencing stations
    platform_number character varying(10) NOT NULL, -- Platform identifier (e.g., '1A', '5')
    track_number character varying(10), -- Associated track number, if different
    status character varying(32) NOT NULL DEFAULT 'Operational', -- e.g., Operational, Maintenance, Closed
    length_meters numeric(8,2), -- Length of the platform in meters
    accessible boolean NOT NULL DEFAULT false, -- Is the platform accessible (e.g., wheelchair)?
    PRIMARY KEY (platform_id),
    FOREIGN KEY (station_id) REFERENCES train_station_management.stations(station_id)
)
##Table Structure
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id text, patient_id text, plan_id text, policy_number text, group_number text, subscriber_name text, effective_date date, expiration_date date, is_primary boolean )
##Table Structure
CREATE TABLE web3.users ( user_id text, username text, email text, password_hash text, created_at timestamp )
##Table Structure
CREATE TABLE cex_token_balance ( snapshot_time.text, chain.text, address.text, exchange.text, token_address.text, token_symbol.text, balance.numeric, usd_value.numeric, price.numeric )

[User] Retrieve the count of active insurance products for each product_type and order the results by the count descending.

[Assistant]
SELECT product_type,
       COUNT(*) AS active_count
FROM insurance.insurance_products
WHERE is_active = TRUE
GROUP BY product_type
ORDER BY active_count DESC;

[User] List each document_name along with the count of its versions, but only include those document_names that have more than 3 versions.

[Assistant]
SELECT document_name,
       COUNT(version) AS version_count
FROM legal_services.documents
GROUP BY document_name
HAVING COUNT(version) > 3;

[User] How many conversations in total are recorded?

[Assistant] SELECT count(*) FROM conversations;

[User] Show all medications that share a manufacturer with at least one other medication. Return the medication_id, medication_name, and manufacturer for each.

[Assistant]
SELECT m.medication_id,
       m.medication_name,
       m.manufacturer
FROM healthcare.medications m
JOIN (
  SELECT manufacturer
  FROM healthcare.medications
  GROUP BY manufacturer
  HAVING COUNT(*) > 1
) multi ON m.manufacturer = multi.manufacturer;

[User] How many active insurance policies are there for each plan_id? Show plan_id and active_count.

[Assistant]
SELECT plan_id,
       COUNT(*) AS active_count
FROM healthcare.patient_insurance
WHERE expiration_date IS NULL OR expiration_date > CURRENT_DATE
GROUP BY plan_id;

[User] List each driver along with the driver_id of the driver who was hired immediately after them.

[Assistant] SELECT d1.driver_id AS current_driver_id, d2.driver_id AS next_driver_id FROM transportation.drivers d1 LEFT JOIN transportation.drivers d2 ON d2.hire_date = (SELECT MIN(hire_date) FROM transportation.drivers WHERE hire_date > d1.hire_date);

[User] Show the distribution of cases by their current status, listing each status and the total count of cases in that status.

[Assistant] SELECT status, COUNT(*) AS case_count FROM legal_services.cases GROUP BY status ORDER BY case_count DESC;

[User] Show the number of active agents in each license state.

[Assistant]
SELECT license_state,
       COUNT(*) AS active_agent_count
FROM insurance.agents
WHERE status = 'active'
GROUP BY license_state;

[User] What is the fuel consumption rate of train number T1234?

[Assistant] I'm sorry, but I don't have information on the fuel consumption rate of train number T1234. The data available in the system only includes details such as train ID, model, manufacturer, year manufactured, capacity, status, and maintenance dates.

[User] What is the schedule of trains arriving at platform 1A at station XYZ on December 25th, 2023?

[Assistant] I'm sorry, but I can't provide information about train schedules or specific arrival times as this data is not included in the platform management table. For train schedules, please refer to the train timetable or contact the station's customer service.

[User] Find all pairs of different insurance records that share the same group_number, and show group_number, the patient_insurance_id of both records, and their corresponding patient_ids.

[Assistant]
SELECT a.group_number,
       a.patient_insurance_id AS pi_id1,
       a.patient_id            AS patient1_id,
       b.patient_insurance_id AS pi_id2,
       b.patient_id            AS patient2_id
FROM healthcare.patient_insurance a
JOIN healthcare.patient_insurance b
  ON a.group_number = b.group_number
 AND a.patient_insurance_id < b.patient_insurance_id
WHERE a.group_number IS NOT NULL;

[User] Show the usernames and registration dates for all users whose email ends with '@gmail.com'.

[Assistant] SELECT username, created_at FROM web3.users WHERE email LIKE '%@gmail.com';

[User] Actually, can you also include how many such users there are in total in the result?

[Assistant] SELECT username, created_at, COUNT(*) OVER() AS total_gmail_users FROM web3.users WHERE email LIKE '%@gmail.com';

[User] How many unique tokens are recorded for each chain in the latest snapshot in cex_token_balance?

[Assistant]
WITH latest_snapshot AS (
  SELECT MAX(snapshot_time) AS max_time FROM cex_token_balance
)
SELECT
  chain,
  COUNT(DISTINCT token_symbol) AS unique_token_count
FROM cex_token_balance c
JOIN latest_snapshot l ON c.snapshot_time = l.max_time
GROUP BY chain
ORDER BY unique_token_count DESC;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE transportation.routes ( route_id text, route_number text, description text, origin_location_id text, destination_location_id text, distance_km numeric, estimated_duration_minutes integer, type text )
CREATE TABLE transportation.trips (
    trip_id character varying(64) NOT NULL,  -- unique identifier for a specific trip instance
    route_id character varying(64), -- identifier of the route being followed (can be null for ad-hoc trips)
    vehicle_id character varying(64) NOT NULL, -- identifier of the vehicle used
    driver_id character varying(64) NOT NULL, -- identifier of the driver operating
    scheduled_departure timestamp with time zone NOT NULL, -- planned departure time
    actual_departure timestamp with time zone, -- actual departure time
    scheduled_arrival timestamp with time zone NOT NULL, -- planned arrival time
    actual_arrival timestamp with time zone, -- actual arrival time
    origin_location_id character varying(64) NOT NULL, -- actual starting location (could differ from route origin)
    destination_location_id character varying(64) NOT NULL, -- actual ending location (could differ from route destination)
    status character varying(32) NOT NULL, -- e.g., Scheduled, In Progress, Completed, Delayed, Cancelled
    passenger_count integer, -- number of passengers (if applicable)
    cargo_manifest_id character varying(64), -- link to cargo details (if applicable)
    PRIMARY KEY (trip_id)
)
CREATE TABLE transportation.fuel_logs ( fuel_log_id text PRIMARY KEY, vehicle_id text, trip_id text, log_timestamp timestamp, fuel_type text, quantity numeric, unit text, cost_per_unit numeric, total_cost numeric, odometer_reading int, location_id text )
CREATE TABLE transportation.bookings (
    booking_id character varying(64) NOT NULL,  -- unique identifier for the booking
    passenger_id character varying(64) NOT NULL, -- identifier of the passenger making the booking
    trip_id character varying(64) NOT NULL, -- identifier of the trip being booked
    seat_number character varying(16), -- assigned seat number (if applicable)
    booking_time timestamp with time zone NOT NULL, -- time when the booking was made
    status character varying(32) NOT NULL, -- e.g., Confirmed, Cancelled, Pending Payment
    fare numeric(10, 2) NOT NULL, -- price paid for the booking
    payment_transaction_id character varying(128), -- reference to the payment transaction
    special_requests text, -- any special requests from the passenger
    PRIMARY KEY (booking_id)
)
##Table Structure
CREATE TABLE financial_services.loans ( loan_id text, account_id text, loan_type text, principal_amount numeric, current_principal_balance numeric, interest_rate numeric, term_months integer, origination_date date, maturity_date date, monthly_payment numeric, collateral_description text, status text )
##Table Structure
CREATE TABLE web3.transactions ( transaction_id character varying(64) NOT NULL, from_address character varying(128) NOT NULL, to_address character varying(128), value numeric(38,14) NOT NULL, gas_used integer NOT NULL, gas_price numeric(38,14) NOT NULL, block_number integer NOT NULL, timestamp timestamp NOT NULL, input_data text, status character varying(32) NOT NULL, nonce integer NOT NULL, PRIMARY KEY (transaction_id) )
CREATE TABLE web3.token_transfers (
    transfer_id character varying(64) NOT NULL,  -- unique identifier for the transfer
    token_id character varying(64) NOT NULL, -- identifier of the token being transferred
    from_address character varying(128) NOT NULL, -- address of the sender
    to_address character varying(128) NOT NULL, -- address of the receiver
    value numeric(38,14) NOT NULL, -- amount of tokens transferred
    transaction_id character varying(64) NOT NULL, -- identifier of the transaction containing the transfer
    log_index integer NOT NULL, -- index of the transfer log in the transaction
    PRIMARY KEY (transfer_id)
)
##Table Structure
CREATE TABLE healthcare.appointments ( appointment_id.text, patient_id.text, doctor_id.text, appointment_time.timestamp, duration_minutes.integer, reason.text, status.text, location_id.text, notes.text, created_at.timestamp )
CREATE TABLE healthcare.medical_records ( record_id.text, patient_id.text, appointment_id.text, doctor_id.text, record_date.timestamp, chief_complaint.text, present_illness_history.text, past_medical_history.text, physical_examination_notes.text, assessment.text, treatment_plan.text, vitals.json, created_at.timestamp )
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id text, patient_id text, plan_id text, policy_number text, group_number text, subscriber_name text, effective_date date, expiration_date date, is_primary boolean )
##Table Structure
CREATE TABLE blockchain.blocks (
    block_id character varying(64) NOT NULL,  -- unique identifier for the block
    previous_block_id character varying(64), -- identifier of the previous block
    timestamp timestamp NOT NULL, -- time when the block was mined
    nonce integer NOT NULL, -- nonce value used in the proof of work
    merkle_root character varying(128) NOT NULL, -- root of the Merkle tree for transactions
    difficulty integer NOT NULL, -- difficulty level of the block
    PRIMARY KEY (block_id)
)
##Table Structure
CREATE TABLE social_media.messages (
    message_id character varying(64) NOT NULL, -- unique identifier for the message
    conversation_id character varying(64) NOT NULL, -- identifier for the conversation thread (FK to conversations.conversation_id)
    sender_user_id character varying(64) NOT NULL, -- identifier of the sender (FK to users.user_id)
    content text, -- textual content of the message
    media_url text, -- URL to attached media (image/video)
    media_type character varying(20), -- type of media ('image', 'video', null)
    sent_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when message was sent
    read_at timestamp, -- timestamp when message was read by recipient(s)
    PRIMARY KEY (message_id)
)

[User] List all completed trips, showing the trip ID, the names of the origin and destination locations for the trip, and the actual arrival time.

[Assistant] SELECT t.trip_id, loc_origin.name AS origin_location_name, loc_dest.name AS destination_location_name, t.actual_arrival FROM transportation.trips t JOIN locations loc_origin ON t.origin_location_id = loc_origin.location_id JOIN locations loc_dest ON t.destination_location_id = loc_dest.location_id WHERE t.status = 'Completed';

[User] Show me all loans with a term longer than 36 months, including their loan_id, account_id, and principal_amount.

[Assistant] SELECT loan_id, account_id, principal_amount FROM financial_services.loans WHERE term_months > 36;

[User] Can you also include their origination_date and current_principal_balance?

[Assistant] SELECT loan_id, account_id, principal_amount, current_principal_balance, origination_date FROM financial_services.loans WHERE term_months > 36;

[User] Filter to only show loans that are not yet matured (maturity_date > CURRENT_DATE).

[Assistant] SELECT loan_id, account_id, principal_amount, current_principal_balance, origination_date FROM financial_services.loans WHERE term_months > 36 AND maturity_date > CURRENT_DATE;

[User] Retrieve all transactions where the total value of token transfers in that transaction exceeds the Ether value of the transaction itself. Include transaction_id, ether_value, and total_token_value.

[Assistant]
SELECT
  t.transaction_id,
  t.value AS ether_value,
  SUM(tt.value) AS total_token_value
FROM web3.transactions t
JOIN web3.token_transfers tt
  ON t.transaction_id = tt.transaction_id
GROUP BY
  t.transaction_id,
  t.value
HAVING
  SUM(tt.value) > t.value;

[User] Show all medical records with the record_id, record_date, the patient's insurance policy_number, and the doctor's ID, for records linked to a currently active insurance policy.

[Assistant]
SELECT mr.record_id, mr.record_date, pi.policy_number, mr.doctor_id
FROM healthcare.medical_records mr
INNER JOIN healthcare.patient_insurance pi ON mr.patient_id = pi.patient_id
WHERE pi.expiration_date IS NULL OR pi.expiration_date >= CURRENT_DATE;

[User] Retrieve the block ID, timestamp, current block's difficulty, and the difficulty of the *previous* block for all blocks where the current block's difficulty is strictly greater than the previous block's difficulty.

[Assistant] SELECT b1.block_id, b1.timestamp, b1.difficulty AS current_difficulty, b2.difficulty AS previous_difficulty FROM blockchain.blocks b1 JOIN blockchain.blocks b2 ON b1.previous_block_id = b2.block_id WHERE b1.difficulty > b2.difficulty;

[User] How many messages currently have a media file attached?

[Assistant] SELECT COUNT(*) FROM social_media.messages WHERE media_url IS NOT NULL;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE social_media.follows ( follow_id.text, follower_user_id.text, following_user_id.text, created_at.timestamp )
CREATE TABLE social_media.conversation_participants ( participant_id.text, conversation_id.text, user_id.text, joined_at.timestamp, last_read_at.timestamp )
##Table Structure
CREATE TABLE healthcare.patients ( patient_id character varying(64) NOT NULL, first_name character varying(100) NOT NULL, last_name character varying(100) NOT NULL, date_of_birth date NOT NULL, gender character varying(10), address text, phone_number character varying(20), email character varying(128) UNIQUE, emergency_contact_name character varying(200), emergency_contact_phone character varying(20), created_at timestamp with time zone NOT NULL DEFAULT current_timestamp, updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp, PRIMARY KEY (patient_id) )
CREATE TABLE healthcare.appointments ( appointment_id.text, patient_id.text, doctor_id.text, appointment_time.timestamp, duration_minutes.integer, reason.text, status.text, location_id.text, notes.text, created_at.timestamp )
CREATE TABLE healthcare.diagnoses (
    diagnosis_id character varying(64) NOT NULL, -- unique identifier for the diagnosis entry
    record_id character varying(64) NOT NULL, -- FK linking to the specific medical record entry
    patient_id character varying(64) NOT NULL, -- FK to patients table
    doctor_id character varying(64) NOT NULL, -- FK to doctors table (diagnosing doctor)
    diagnosis_code character varying(20) NOT NULL, -- standard code (e.g., ICD-10)
    code_type character varying(10) NOT NULL DEFAULT 'ICD-10', -- type of code used
    description text, -- textual description of the diagnosis
    diagnosis_date date NOT NULL, -- date the diagnosis was made
    status character varying(32) NOT NULL, -- e.g., Active, Resolved, Ruled Out
    is_chronic boolean DEFAULT false, -- flag for chronic conditions
    PRIMARY KEY (diagnosis_id)
)
CREATE TABLE healthcare.prescriptions ( prescription_id text, record_id text, patient_id text, doctor_id text, medication_id text, dosage text, frequency text, route text, start_date date, end_date date, quantity_dispensed numeric, refills_allowed integer, prescription_date timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id text, plan_name text, insurance_provider text, plan_type text, contact_phone text, website text )
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id.text, patient_id.text, plan_id.text, policy_number.text, group_number.text, subscriber_name.text, effective_date.date, expiration_date.date, is_primary.boolean )
##Table Structure
CREATE TABLE transportation.trips ( trip_id text PRIMARY KEY, route_id text, vehicle_id text, driver_id text, scheduled_departure timestamp, actual_departure timestamp, scheduled_arrival timestamp, actual_arrival timestamp, origin_location_id text, destination_location_id text, status text, passenger_count int, cargo_manifest_id text )
CREATE TABLE transportation.passengers (
    passenger_id character varying(64) NOT NULL,  -- unique identifier for the passenger
    first_name character varying(128) NOT NULL, -- passenger's first name
    last_name character varying(128) NOT NULL, -- passenger's last name
    email character varying(128) UNIQUE, -- email address
    phone_number character varying(32) UNIQUE, -- phone number
    date_of_birth date, -- passenger's date of birth
    loyalty_program_id character varying(64), -- identifier for loyalty program membership
    created_at timestamp with time zone NOT NULL, -- time when the passenger record was created
    PRIMARY KEY (passenger_id)
)
##Table Structure
CREATE TABLE healthcare.diagnoses (
    diagnosis_id character varying(64) NOT NULL, -- unique identifier for the diagnosis entry
    record_id character varying(64) NOT NULL, -- FK linking to the specific medical record entry
    patient_id character varying(64) NOT NULL, -- FK to patients table
    doctor_id character varying(64) NOT NULL, -- FK to doctors table (diagnosing doctor)
    diagnosis_code character varying(20) NOT NULL, -- standard code (e.g., ICD-10)
    code_type character varying(10) NOT NULL DEFAULT 'ICD-10', -- type of code used
    description text, -- textual description of the diagnosis
    diagnosis_date date NOT NULL, -- date the diagnosis was made
    status character varying(32) NOT NULL, -- e.g., Active, Resolved, Ruled Out
    is_chronic boolean DEFAULT false, -- flag for chronic conditions
    PRIMARY KEY (diagnosis_id)
)
##Table Structure
CREATE TABLE government_services.service_locations ( location_id character varying(64) NOT NULL, agency_id character varying(64) NOT NULL, location_name character varying(200), address text NOT NULL, city character varying(100), state character varying(50), postal_code character varying(20), latitude numeric(9, 6), longitude numeric(9, 6), operating_hours text, contact_phone character varying(32), is_accessible boolean, PRIMARY KEY (location_id) )
CREATE TABLE government_services.appointments ( appointment_id character varying(64) NOT NULL, citizen_id character varying(64) NOT NULL, employee_id character varying(64), location_id character varying(64), service_id character varying(64), scheduled_start_time timestamp NOT NULL, scheduled_end_time timestamp, purpose text NOT NULL, status character varying(30) NOT NULL, booking_method character varying(50), created_at timestamp NOT NULL, notes text, PRIMARY KEY (appointment_id) )
##Table Structure
CREATE TABLE government_services.services ( service_id.text, agency_id.text, service_name.text, description.text, category.text, eligibility_criteria.text, standard_fee.numeric, average_processing_time_days.integer, is_active.boolean, online_application_url.text )
##Table Structure
CREATE TABLE government_services.documents ( document_id text, application_id text, citizen_id text, document_type text, file_reference text, upload_timestamp timestamp, expiry_date date, verification_status text, verified_by_employee_id text, verification_timestamp timestamp )

[User] For each user, count how many different conversations they have participated in. Show user_id and conversation_count.

[Assistant]
SELECT user_id, COUNT(DISTINCT conversation_id) AS conversation_count
FROM social_media.conversation_participants
GROUP BY user_id;

[User] List the full names and dates of birth for all patients who do not have a phone number on record.

[Assistant] SELECT first_name, last_name, date_of_birth FROM healthcare.patients WHERE phone_number IS NULL OR TRIM(phone_number) = '';

[User] Show a list of all trips along with the first and last names of all passengers who have booked on those trips. Each result should have the trip_id, passenger first name and last name.

[Assistant]
SELECT t.trip_id, p.first_name, p.last_name
FROM transportation.trips t
JOIN transportation.bookings b ON t.trip_id = b.trip_id
JOIN transportation.passengers p ON b.passenger_id = p.passenger_id;

[User] Provide the count of diagnoses by status.

[Assistant]
SELECT status,
       COUNT(*) AS count
FROM healthcare.diagnoses
GROUP BY status;

[User] Now only include statuses with more than 10 diagnoses.

[Assistant]
SELECT status,
       COUNT(*) AS count
FROM healthcare.diagnoses
GROUP BY status
HAVING COUNT(*) > 10;

[User] Provide a list of all future appointments showing appointment_id, scheduled_start_time, location_name, city, and state.

[Assistant]
SELECT
  a.appointment_id,
  a.scheduled_start_time,
  sl.location_name,
  sl.city,
  sl.state
FROM appointments a
JOIN service_locations sl
  ON a.location_id = sl.location_id
WHERE a.scheduled_start_time > CURRENT_TIMESTAMP;

[User] Find pairs of active services from the same agency where one service's average processing time is longer than the other's. Display the agency_id, the slower service name with its processing time, and the faster service name with its processing time.

[Assistant]
SELECT
  s1.agency_id,
  s1.service_name AS slower_service_name,
  s1.average_processing_time_days AS slower_time,
  s2.service_name AS faster_service_name,
  s2.average_processing_time_days AS faster_time
FROM
  government_services.services s1
JOIN
  government_services.services s2
  ON s1.agency_id = s2.agency_id
  AND s1.average_processing_time_days > s2.average_processing_time_days
WHERE
  s1.is_active = true
  AND s2.is_active = true;

[User] List all document IDs and document types for documents that have been verified by an employee, along with the verification timestamp and the ID of the verifying employee.

[Assistant] SELECT document_id, document_type, verification_timestamp, verified_by_employee_id FROM government_services.documents WHERE verified_by_employee_id IS NOT NULL;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE social_media.post_hashtags ( post_hashtag_id.text, post_id.text, hashtag_id.text )
##Table Structure
CREATE TABLE government_services.applications ( application_id text, citizen_id text, service_id text, submitted_at timestamp, status text, last_updated_at timestamp, assigned_employee_id text, decision_date date, notes text, reference_number text )
##Table Structure
CREATE TABLE healthcare.appointments ( appointment_id text, patient_id text, doctor_id text, appointment_time timestamp, duration_minutes integer, reason text, status text, location_id text, notes text, created_at timestamp )
CREATE TABLE healthcare.medical_records ( record_id text, patient_id text, appointment_id text, doctor_id text, record_date timestamp, chief_complaint text, present_illness_history text, past_medical_history text, physical_examination_notes text, assessment text, treatment_plan text, vitals text, created_at timestamp )
CREATE TABLE healthcare.diagnoses ( diagnosis_id text, record_id text, patient_id text, doctor_id text, diagnosis_code text, code_type text, description text, diagnosis_date date, status text, is_chronic boolean )
CREATE TABLE healthcare.medications ( medication_id text, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )
CREATE TABLE healthcare.prescriptions ( prescription_id text, record_id text, patient_id text, doctor_id text, medication_id text, dosage text, frequency text, route text, start_date date, end_date date, quantity_dispensed numeric, refills_allowed integer, prescription_date timestamp )
CREATE TABLE healthcare.insurance_plans ( plan_id text, plan_name text, insurance_provider text, plan_type text, contact_phone text, website text )
CREATE TABLE healthcare.patient_insurance ( patient_insurance_id text, patient_id text, plan_id text, policy_number text, group_number text, subscriber_name text, effective_date date, expiration_date date, is_primary boolean )
##Table Structure
CREATE TABLE social_media.users ( user_id text, username text, email text, password_hash text, full_name text, profile_picture_url text, bio text, location text, created_at timestamp, updated_at timestamp, is_verified boolean )
CREATE TABLE social_media.posts ( post_id character varying(64) NOT NULL, user_id character varying(64) NOT NULL, content text, media_url text, media_type character varying(20), created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, visibility character varying(20) NOT NULL DEFAULT 'public', location_lat numeric(9,6), location_lon numeric(9,6), PRIMARY KEY (post_id) )
CREATE TABLE social_media.comments ( comment_id.text, post_id.text, user_id.text, parent_comment_id.text, content.text, created_at.timestamp, updated_at.timestamp )
CREATE TABLE social_media.likes ( like_id text PRIMARY KEY, user_id text, post_id text, comment_id text, created_at timestamp )
CREATE TABLE social_media.follows (
    follow_id character varying(64) NOT NULL, -- unique identifier for the follow relationship
    follower_user_id character varying(64) NOT NULL, -- identifier of the user who is following (FK to users.user_id)
    following_user_id character varying(64) NOT NULL, -- identifier of the user being followed (FK to users.user_id)
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of when the follow started
    PRIMARY KEY (follow_id),
    CONSTRAINT unique_follow UNIQUE (follower_user_id, following_user_id) -- prevent duplicate follows
)
CREATE TABLE social_media.hashtags ( hashtag_id character varying(64) NOT NULL, tag_name character varying(100) NOT NULL UNIQUE, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (hashtag_id) )
CREATE TABLE social_media.post_hashtags ( post_hashtag_id text PRIMARY KEY, post_id text, hashtag_id text )
CREATE TABLE social_media.conversations ( conversation_id.text, created_at.timestamp, last_message_at.timestamp, is_group_chat.boolean, group_name.text )
CREATE TABLE social_media.conversation_participants ( participant_id.text, conversation_id.text, user_id.text, joined_at.timestamp, last_read_at.timestamp )
CREATE TABLE social_media.notifications ( notification_id.text, recipient_user_id.text, sender_user_id.text, notification_type.text, target_entity_id.text, target_entity_type.text, created_at.timestamp, read_at.timestamp )
CREATE TABLE social_media.user_settings ( setting_id.text, user_id.text, theme.text, email_notifications_enabled.boolean, push_notifications_enabled.boolean, private_profile.boolean, updated_at.timestamp )
##Table Structure
CREATE TABLE healthcare.medical_records (
    record_id character varying(64) NOT NULL,  -- unique identifier for the medical record entry
    patient_id character varying(64) NOT NULL, -- FK to patients table
    appointment_id character varying(64) UNIQUE, -- FK to appointments table (can be null if record not tied to specific appt)
    doctor_id character varying(64) NOT NULL, -- FK to doctors table (doctor creating the record)
    record_date timestamp with time zone NOT NULL, -- date the record/observation was made
    chief_complaint text, -- patient's primary reason for visit
    present_illness_history text, -- detailed history of the current issue
    past_medical_history text, -- relevant past conditions/surgeries
    physical_examination_notes text, -- findings from the physical exam
    assessment text, -- doctor's assessment/diagnosis summary
    treatment_plan text, -- planned course of action
    vitals jsonb, -- store vitals like BP, HR, Temp as structured JSON
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (record_id)
)
CREATE TABLE healthcare.medications ( medication_id text, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )

[User] Find all hashtag IDs that have been used on the same posts as hashtag 'h1'.

[Assistant] SELECT DISTINCT ph2.hashtag_id FROM social_media.post_hashtags ph1 JOIN social_media.post_hashtags ph2 ON ph1.post_id = ph2.post_id WHERE ph1.hashtag_id = 'h1';

[User] Exclude the hashtag 'h1' itself from the results.

[Assistant] SELECT DISTINCT ph2.hashtag_id FROM social_media.post_hashtags ph1 JOIN social_media.post_hashtags ph2 ON ph1.post_id = ph2.post_id WHERE ph1.hashtag_id = 'h1' AND ph2.hashtag_id <> 'h1';

[User] Now only include those hashtags that have co-occurred with 'h1' at least twice.

[Assistant] SELECT ph2.hashtag_id, COUNT(*) AS co_occurrence_count FROM social_media.post_hashtags ph1 JOIN social_media.post_hashtags ph2 ON ph1.post_id = ph2.post_id WHERE ph1.hashtag_id = 'h1' AND ph2.hashtag_id <> 'h1' GROUP BY ph2.hashtag_id HAVING COUNT(*) >= 2;

[User] List the reference_number and status for all applications assigned to employee 'emp200', along with the submitted_at date of each application.

[Assistant] SELECT reference_number, status, submitted_at FROM government_services.applications WHERE assigned_employee_id = 'emp200';

[User] Show only those applications that have status 'Pending' and were submitted after January 1, 2024.

[Assistant] SELECT reference_number, status, submitted_at FROM government_services.applications WHERE assigned_employee_id = 'emp200' AND status = 'Pending' AND submitted_at > '2024-01-01';

[User] List the names of all insurance providers who offer at least one plan of type 'EPO'.

[Assistant]
SELECT DISTINCT insurance_provider
FROM healthcare.insurance_plans
WHERE plan_type = 'EPO';

[User] List all users who have never followed anyone, showing their username, full name, email, and account creation date.

[Assistant]
SELECT u.username,
       u.full_name,
       u.email,
       u.created_at
FROM social_media.users AS u
LEFT JOIN social_media.follows AS f
  ON u.user_id = f.follower_user_id
WHERE f.follow_id IS NULL;

[User] Show me a list pairing each medication name with the record_id of any medical record whose treatment_plan mentions that medication.

[Assistant]
SELECT m.medication_name, mr.record_id
FROM healthcare.medications m
JOIN healthcare.medical_records mr
  ON mr.treatment_plan ILIKE '%' || m.medication_name || '%';

[User] Also, include the medication's manufacturer and the record's doctor_id.

[Assistant]
SELECT m.medication_name, m.manufacturer, mr.record_id, mr.doctor_id
FROM healthcare.medications m
JOIN healthcare.medical_records mr
  ON mr.treatment_plan ILIKE '%' || m.medication_name || '%';


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE government_services.applications ( application_id text, citizen_id text, service_id text, submitted_at timestamp, status text, last_updated_at timestamp, assigned_employee_id text, decision_date date, notes text, reference_number text )
CREATE TABLE government_services.notifications ( notification_id text, citizen_id text, application_id text, message_subject text, message_body text, channel text, sent_at timestamp, status text, related_entity_type text, related_entity_id text )
##Table Structure
CREATE TABLE transportation.drivers ( driver_id text PRIMARY KEY, employee_id text, first_name text, last_name text, license_number text, license_expiry_date date, contact_number text, email text, hire_date date, status text )
##Table Structure
CREATE TABLE government_services.employees ( employee_id text, agency_id text, first_name text, last_name text, job_title text, department text, work_email text, work_phone text, hire_date date, termination_date date, access_level text, manager_employee_id text )
##Table Structure
CREATE TABLE trading_platform.users ( user_id character varying(64) NOT NULL, username character varying(128) NOT NULL, email character varying(128) NOT NULL, password_hash text NOT NULL, created_at timestamp NOT NULL, PRIMARY KEY (user_id) )
CREATE TABLE trading_platform.wallets ( wallet_id character varying(64) NOT NULL, user_id character varying(64) NOT NULL, address character varying(128) NOT NULL, private_key text NOT NULL, created_at timestamp NOT NULL, PRIMARY KEY (wallet_id) )
CREATE TABLE trading_platform.orders ( order_id text, user_id text, wallet_id text, asset_id text, order_type text, quantity numeric, price numeric, status text, created_at timestamp )
CREATE TABLE trading_platform.trades ( trade_id text, order_id text, buyer_id text, seller_id text, asset_id text, quantity numeric, price numeric, traded_at timestamp )
CREATE TABLE trading_platform.dapps ( dapp_id text PRIMARY KEY, name text, description text, url text )
CREATE TABLE trading_platform.peers ( peer_id text PRIMARY KEY, ip_address text, port int, last_seen timestamp )
CREATE TABLE trading_platform.notifications ( notification_id.text, user_id.text, message.text, sent_at.timestamp, read_at.timestamp )
##Table Structure
CREATE TABLE social_media.users ( user_id text, username text, email text, password_hash text, full_name text, profile_picture_url text, bio text, location text, created_at timestamp, updated_at timestamp, is_verified boolean )
CREATE TABLE social_media.posts ( post_id.text, user_id.text, content.text, media_url.text, media_type.text, created_at.timestamp, updated_at.timestamp, visibility.text, location_lat.numeric, location_lon.numeric )
CREATE TABLE social_media.likes ( like_id text, user_id text, post_id text, comment_id text, created_at timestamp )
CREATE TABLE social_media.post_hashtags ( post_hashtag_id character varying(64) NOT NULL, post_id character varying(64) NOT NULL, hashtag_id character varying(64) NOT NULL, PRIMARY KEY (post_hashtag_id), CONSTRAINT unique_post_hashtag UNIQUE (post_id, hashtag_id) )
CREATE TABLE social_media.conversation_participants (
    participant_id character varying(64) NOT NULL, -- unique identifier for the participant entry
    conversation_id character varying(64) NOT NULL, -- identifier of the conversation (FK to conversations.conversation_id)
    user_id character varying(64) NOT NULL, -- identifier of the user in the conversation (FK to users.user_id)
    joined_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when user joined the conversation
    last_read_at timestamp, -- timestamp indicating up to when the user has read messages
    PRIMARY KEY (participant_id),
    CONSTRAINT unique_user_conversation UNIQUE (conversation_id, user_id) -- prevent user being added multiple times
)
##Table Structure
CREATE TABLE social_media.comments ( comment_id.text, post_id.text, user_id.text, parent_comment_id.text, content.text, created_at.timestamp, updated_at.timestamp )
##Table Structure
CREATE TABLE social_media.post_hashtags ( post_hashtag_id character varying(64) NOT NULL, post_id character varying(64) NOT NULL, hashtag_id character varying(64) NOT NULL, PRIMARY KEY (post_hashtag_id), CONSTRAINT unique_post_hashtag UNIQUE (post_id, hashtag_id) )
CREATE TABLE social_media.user_settings ( setting_id character varying(64) NOT NULL, user_id character varying(64) NOT NULL UNIQUE, theme character varying(20) DEFAULT 'light', email_notifications_enabled boolean DEFAULT true, push_notifications_enabled boolean DEFAULT true, private_profile boolean DEFAULT false, updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (setting_id) )
##Table Structure
CREATE TABLE legal_services.documents ( document_id.text, case_id.text, document_name.text, document_type.text, storage_path.text, uploaded_by_lawyer_id.text, upload_timestamp.timestamp, version.integer, description.text )

[User] For each citizen, show their citizen ID and the total number of applications and notifications they have.

[Assistant]
SELECT c.citizen_id,
       COALESCE(a.application_count, 0) AS application_count,
       COALESCE(n.notification_count, 0) AS notification_count
FROM (
    SELECT citizen_id FROM government_services.applications
    UNION
    SELECT citizen_id FROM government_services.notifications
) c
LEFT JOIN (
    SELECT citizen_id, COUNT(*) AS application_count
    FROM government_services.applications
    GROUP BY citizen_id
) a ON c.citizen_id = a.citizen_id
LEFT JOIN (
    SELECT citizen_id, COUNT(*) AS notification_count
    FROM government_services.notifications
    GROUP BY citizen_id
) n ON c.citizen_id = n.citizen_id;

[User] Find all pairs of drivers who share the same status. Include both driver_ids, full names, and the shared status.

[Assistant] SELECT d1.driver_id AS driver1_id, d1.first_name || ' ' || d1.last_name AS driver1_name, d2.driver_id AS driver2_id, d2.first_name || ' ' || d2.last_name AS driver2_name, d1.status FROM transportation.drivers d1 JOIN transportation.drivers d2 ON d1.status = d2.status AND d1.driver_id < d2.driver_id;

[User] Show me the first name, last name, and job title of employees along with the first name and last name of their managers.

[Assistant]
SELECT e.first_name AS employee_first_name, e.last_name AS employee_last_name, e.job_title, m.first_name AS manager_first_name, m.last_name AS manager_last_name
FROM government_services.employees e
LEFT JOIN government_services.employees m
  ON e.manager_employee_id = m.employee_id;

[User] Can you filter this to only show employees who report to a manager whose job_title is 'Supervisor'?

[Assistant]
SELECT e.first_name AS employee_first_name, e.last_name AS employee_last_name, e.job_title, m.first_name AS manager_first_name, m.last_name AS manager_last_name
FROM government_services.employees e
JOIN government_services.employees m
  ON e.manager_employee_id = m.employee_id
WHERE m.job_title = 'Supervisor';

[User] Show me the top 3 peers by the number of active days (days they were last seen) in the last month, along with their IP addresses.

[Assistant] SELECT peer_id, ip_address, COUNT(DISTINCT DATE(last_seen)) AS active_days FROM trading_platform.peers WHERE last_seen >= NOW() - INTERVAL '1 month' GROUP BY peer_id, ip_address ORDER BY active_days DESC LIMIT 3;

[User] Show the usernames and email addresses of all users who have never created a post.

[Assistant]
SELECT u.username, u.email
FROM social_media.users u
LEFT JOIN social_media.posts p ON u.user_id = p.user_id
WHERE p.post_id IS NULL;

[User] Show me the number of direct replies each top-level comment has on post 'P200'.

[Assistant] SELECT c.comment_id, COUNT(r.comment_id) AS reply_count FROM comments AS c LEFT JOIN comments AS r ON r.parent_comment_id = c.comment_id WHERE c.post_id = 'P200' AND c.parent_comment_id IS NULL GROUP BY c.comment_id;

[User] Order by reply_count descending and limit to top 5.

[Assistant] SELECT c.comment_id, COUNT(r.comment_id) AS reply_count FROM comments AS c LEFT JOIN comments AS r ON r.parent_comment_id = c.comment_id WHERE c.post_id = 'P200' AND c.parent_comment_id IS NULL GROUP BY c.comment_id ORDER BY reply_count DESC LIMIT 5;

[User] How many users currently have their profile set to private?

[Assistant] SELECT COUNT(*) FROM social_media.user_settings WHERE private_profile = true;

[User] Which documents have a version number of at least 5? List their document_name, case_id, and version.

[Assistant]
SELECT document_name, case_id, version
FROM legal_services.documents
WHERE version >= 5;


System:
You are an expert in writing database language. You can write a corresponding database language query to answer the user's question based on the table structure described by the table creation statement. ##Table Structure
CREATE TABLE insurance.policies ( policy_id text PRIMARY KEY, customer_id text, product_id text, agent_id text, policy_number text, start_date date, end_date date, premium_amount numeric, coverage_limit numeric, deductible numeric, status text, issued_at timestamp, cancellation_date date, cancellation_reason text )
##Table Structure
CREATE TABLE social_media.users (
    user_id character varying(64) NOT NULL,  -- unique identifier for the user
    username character varying(50) NOT NULL UNIQUE, -- user's unique handle
    email character varying(128) NOT NULL UNIQUE, -- user's email address
    password_hash text NOT NULL, -- hashed password
    full_name character varying(100), -- user's full name
    profile_picture_url text, -- URL to the profile picture
    bio text, -- short user biography
    location character varying(100), -- user's location
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of account creation
    updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of last profile update
    is_verified boolean NOT NULL DEFAULT false, -- verification status
    PRIMARY KEY (user_id)
)
CREATE TABLE social_media.posts ( post_id text PRIMARY KEY, user_id text, content text, media_url text, media_type text, created_at timestamp, updated_at timestamp, visibility text, location_lat numeric, location_lon numeric )
CREATE TABLE social_media.comments ( comment_id.text, post_id.text, user_id.text, parent_comment_id.text, content.text, created_at.timestamp, updated_at.timestamp )
CREATE TABLE social_media.likes ( like_id.text, user_id.text, post_id.text, comment_id.text, created_at.timestamp )
CREATE TABLE social_media.hashtags ( hashtag_id character varying(64) NOT NULL, tag_name character varying(100) NOT NULL UNIQUE, created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, PRIMARY KEY (hashtag_id) )
CREATE TABLE social_media.conversations ( conversation_id text PRIMARY KEY, created_at timestamp, last_message_at timestamp, is_group_chat bool, group_name text )
CREATE TABLE social_media.conversation_participants (
    participant_id character varying(64) NOT NULL, -- unique identifier for the participant entry
    conversation_id character varying(64) NOT NULL, -- identifier of the conversation (FK to conversations.conversation_id)
    user_id character varying(64) NOT NULL, -- identifier of the user in the conversation (FK to users.user_id)
    joined_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when user joined the conversation
    last_read_at timestamp, -- timestamp indicating up to when the user has read messages
    PRIMARY KEY (participant_id),
    CONSTRAINT unique_user_conversation UNIQUE (conversation_id, user_id) -- prevent user being added multiple times
)
##Table Structure
CREATE TABLE social_media.posts ( post_id.text, user_id.text, content.text, media_url.text, media_type.text, created_at.timestamp, updated_at.timestamp, visibility.text, location_lat.numeric, location_lon.numeric )
CREATE TABLE social_media.conversation_participants (
    participant_id character varying(64) NOT NULL, -- unique identifier for the participant entry
    conversation_id character varying(64) NOT NULL, -- identifier of the conversation (FK to conversations.conversation_id)
    user_id character varying(64) NOT NULL, -- identifier of the user in the conversation (FK to users.user_id)
    joined_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when user joined the conversation
    last_read_at timestamp, -- timestamp indicating up to when the user has read messages
    PRIMARY KEY (participant_id),
    CONSTRAINT unique_user_conversation UNIQUE (conversation_id, user_id) -- prevent user being added multiple times
)
CREATE TABLE social_media.notifications ( notification_id.text, recipient_user_id.text, sender_user_id.text, notification_type.text, target_entity_id.text, target_entity_type.text, created_at.timestamp, read_at.timestamp )
##Table Structure
CREATE TABLE insurance.customers ( customer_id.text, first_name.text, last_name.text, date_of_birth.date, ssn_hash.text, address_line1.text, address_line2.text, city.text, state.text, zip_code.text, country.text, phone_number.text, email.text, created_at.timestamp, updated_at.timestamp, status.text )
CREATE TABLE insurance.claims ( claim_id.text, policy_id.text, customer_id.text, incident_date.timestamp, reported_date.timestamp, description.text, estimated_loss.numeric, status.text, settlement_amount.numeric, settlement_date.date, claim_handler_id.text, police_report_number.text )
CREATE TABLE insurance.insurance_products ( product_id.text, product_name.text, product_type.text, description.text, base_premium.numeric, coverage_details.text, underwriting_rules.text, is_active.boolean, created_at.timestamp, updated_at.timestamp )
CREATE TABLE insurance.claim_documents ( document_id.text, claim_id.text, document_type.text, file_name.text, file_path.text, file_size_bytes.integer, mime_type.text, uploaded_by.text, uploaded_at.timestamp, description.text )

[User] List policy pairs for the same customer where one policy was cancelled and another active policy started within 30 days after the cancellation. Show customer_id, cancelled policy_number, cancellation_date, active policy_number, start_date.

[Assistant]
SELECT p1.customer_id,
       p1.policy_number AS cancelled_policy_number,
       p1.cancellation_date,
       p2.policy_number AS active_policy_number,
       p2.start_date
FROM insurance.policies p1
JOIN insurance.policies p2
  ON p1.customer_id = p2.customer_id
 AND p1.status = 'cancelled'
 AND p2.status = 'active'
 AND p2.start_date BETWEEN p1.cancellation_date AND p1.cancellation_date + INTERVAL '30 days';

[User] Also include the number of days between cancellation and new policy start as days_to_new.

[Assistant]
SELECT p1.customer_id,
       p1.policy_number AS cancelled_policy_number,
       p1.cancellation_date,
       p2.policy_number AS active_policy_number,
       p2.start_date,
       EXTRACT(DAY FROM (p2.start_date - p1.cancellation_date)) AS days_to_new
FROM insurance.policies p1
JOIN insurance.policies p2
  ON p1.customer_id = p2.customer_id
 AND p1.status = 'cancelled'
 AND p2.status = 'active'
 AND p2.start_date BETWEEN p1.cancellation_date AND p1.cancellation_date + INTERVAL '30 days';

[User] Show me the usernames of users who have the word 'explorer' in their bio.

[Assistant]
SELECT username
FROM social_media.users
WHERE bio ILIKE '%explorer%';

[User] For each user, show their user ID and the count of unread notifications they have received.

[Assistant]
SELECT recipient_user_id, COUNT(*) AS unread_notification_count
FROM social_media.notifications
WHERE read_at IS NULL
GROUP BY recipient_user_id;

[User] Can you also show the notification types for those unread notifications?

[Assistant]
SELECT recipient_user_id, notification_type, COUNT(*) AS unread_notification_count
FROM social_media.notifications
WHERE read_at IS NULL
GROUP BY recipient_user_id, notification_type;

[User] Actually, only include users who have joined at least one conversation, and also show one conversation_id they joined.

[Assistant]
SELECT n.recipient_user_id, n.notification_type, COUNT(*) AS unread_notification_count, cp.conversation_id
FROM social_media.notifications n
JOIN social_media.conversation_participants cp ON cp.user_id = n.recipient_user_id
WHERE n.read_at IS NULL
GROUP BY n.recipient_user_id, n.notification_type, cp.conversation_id;

[User] Show all claims handled by agents who have uploaded at least one claim document. Include the claim_id, agent's uploaded document_id, and the incident date.

[Assistant]
SELECT c.claim_id, cd.document_id, c.incident_date
FROM insurance.claims c
JOIN insurance.claim_documents cd ON c.claim_handler_id = cd.uploaded_by
WHERE cd.claim_id = c.claim_id;

[User] Can you also include the file_name and the uploaded timestamp of each document?

[Assistant]
SELECT c.claim_id, cd.document_id, c.incident_date, cd.file_name, cd.uploaded_at
FROM insurance.claims c
JOIN insurance.claim_documents cd ON c.claim_handler_id = cd.uploaded_by
WHERE cd.claim_id = c.claim_id;

[User] Actually, only show records where the claim status is 'Open' and the document is of type 'POLICE_REPORT'.

[Assistant]
SELECT c.claim_id, cd.document_id, c.incident_date, cd.file_name, cd.uploaded_at
FROM insurance.claims c
JOIN insurance.claim_documents cd ON c.claim_handler_id = cd.uploaded_by
WHERE cd.claim_id = c.claim_id
  AND c.status = 'Open'
  AND cd.document_type = 'POLICE_REPORT';