[User] List the first and last names of employees and the full name of the citizens for whom they have scheduled appointments.

[Assistant] SELECT T1.first_name ,  T1.last_name ,  T3.first_name ,  T3.last_name FROM government_services.employees AS T1 JOIN government_services.appointments AS T2 ON T1.employee_id  =  T2.employee_id JOIN government_services.citizens AS T3 ON T2.citizen_id  =  T3.citizen_id

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE government_services.citizens ( citizen_id text PRIMARY KEY, national_id_number text, first_name text, last_name text, date_of_birth date, gender text, primary_address text, contact_email text, contact_phone text, registration_date timestamp, is_verified boolean )
CREATE TABLE government_services.agencies ( agency_id text PRIMARY KEY, agency_name text, jurisdiction_level text, primary_contact_email text, main_phone_number text, website_url text, established_date date, parent_agency_id text )
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.applications ( application_id text PRIMARY KEY, 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.documents ( document_id text PRIMARY KEY, 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 )
CREATE TABLE government_services.payments ( payment_id text PRIMARY KEY, 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.employees ( employee_id text PRIMARY KEY, 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 )
CREATE TABLE government_services.appointments ( appointment_id text PRIMARY KEY, citizen_id text, employee_id text, location_id text, service_id text, scheduled_start_time timestamp, scheduled_end_time timestamp, purpose text, status text, booking_method text, created_at timestamp, notes text )
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 )


[User] Find law firms where the managing partner is also listed as a lawyer within that firm. Show the firm name and the managing partner's first and last name.

[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 AND T1.managing_partner_id = T2.lawyer_id;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE legal_services.lawyers ( lawyer_id text PRIMARY KEY, first_name text, last_name text, bar_number text UNIQUE, firm_id text, email text UNIQUE, phone text, specialization text, hire_date timestamp, is_partner bool )
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 )
CREATE TABLE legal_services.documents ( document_id text PRIMARY KEY, case_id text, document_name text, document_type text, storage_path text, uploaded_by_lawyer_id text, upload_timestamp timestamp, version int, description text )
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.invoices ( invoice_id text PRIMARY KEY, invoice_number text UNIQUE, client_id text, case_id text, issue_date date, due_date date, total_amount numeric, amount_paid numeric, status text, payment_date timestamp, notes text, created_at timestamp )
CREATE TABLE legal_services.appointments ( appointment_id text PRIMARY KEY, 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 )


[User] List pairs of citizens who share the same email domain.

[Assistant]
SELECT c1.first_name AS first1,
       c1.last_name AS last1,
       c2.first_name AS first2,
       c2.last_name AS last2,
       SPLIT_PART(c1.contact_email, '@', 2) AS domain
FROM government_services.citizens c1
JOIN government_services.citizens c2
  ON SPLIT_PART(c1.contact_email, '@', 2) = SPLIT_PART(c2.contact_email, '@', 2)
 AND c1.citizen_id < c2.citizen_id
WHERE c1.contact_email IS NOT NULL
  AND c2.contact_email IS NOT NULL;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##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)
)


[User] Can you provide the total number of maintenance records for a specific train with train_id 'train_789'?

[Assistant]
MATCH (t:Train {train_id: 'train_789'})<-[:PERFORMED_ON]-(mr:MaintenanceRecord)
RETURN COUNT(mr) AS total_maintenance_records

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
// Node Label: :Platform
// Properties:
//   platform_id: String (Constraint: UNIQUE)
//   platform_number: String
//   track_number: String
//   status: String
//   length_meters: Float
//   accessible: Boolean
// Relationship: (:Platform)-[:LOCATED_AT]->(:Station)
// Example Cypher CREATE:
// MATCH (s:Station {station_id: 'station_xyz'})
// CREATE (p:Platform {platform_id: 'plat_123', ...})-[:LOCATED_AT]->(s)
// Node Label: :Train
// Properties:
//   train_id: String (Constraint: UNIQUE)
//   train_number: String (Constraint: UNIQUE)
//   model: String
//   manufacturer: String
//   year_manufactured: Integer
//   capacity: Integer
//   status: String
//   last_maintenance_date: Date
//   next_maintenance_date: Date
// Example Cypher CREATE:
// CREATE (:Train {train_id: 'train_789', train_number: 'Acela 2151', ...})
// Node Label: :TrainCar
// Properties:
//   car_id: String (Constraint: UNIQUE)
//   car_number: String
//   car_type: String
//   class: String
//   capacity: Integer
//   features: String (Or List<String> if driver supports)
// Relationship: (:TrainCar)-[:PART_OF_TRAIN]->(:Train)
// Example Cypher CREATE:
// MATCH (t:Train {train_id: 'train_789'})
// CREATE (c:TrainCar {car_id: 'car_abc', ...})-[:PART_OF_TRAIN]->(t)
// Node Label: :Route
// Properties:
//   route_id: String (Constraint: UNIQUE)
//   route_name: String
//   description: String
//   is_active: Boolean
// Relationships:
//   (:Route)-[:STARTS_AT]->(:Station)
//   (:Route)-[:ENDS_AT]->(:Station)
// Example Cypher CREATE:
// MATCH (origin:Station {station_id: 'station_bos'}), (dest:Station {station_id: 'station_was'})
// CREATE (r:Route {route_id: 'route_ne_corr', ...})-[:STARTS_AT]->(origin), (r)-[:ENDS_AT]->(dest)
// Relationship: (:Route)-[rel:HAS_STOP]->(:Station)
// Relationship Properties on :HAS_STOP:
//   sequence_order: Integer
//   distance_from_previous_km: Float
//   typical_stop_duration_minutes: Integer
// Example Cypher CREATE:
// MATCH (r:Route {route_id: 'route_ne_corr'}), (s:Station {station_id: 'station_pvd'})
// CREATE (r)-[:HAS_STOP {sequence_order: 2, distance_from_previous_km: 70.5, ...}]->(s)
// Node Label: :ScheduledTrip (or just :Trip)
// Properties:
//   schedule_id: String (Constraint: UNIQUE)
//   departure_datetime: DateTime
//   arrival_datetime: DateTime
//   status: String
//   notes: String
// Relationships:
//   (:ScheduledTrip)-[:USES_TRAIN]->(:Train)
//   (:ScheduledTrip)-[:FOLLOWS_ROUTE]->(:Route)
// Example Cypher CREATE:
// MATCH (t:Train {train_id: 'train_789'}), (r:Route {route_id: 'route_ne_corr'})
// CREATE (sched:ScheduledTrip {schedule_id: 'sched_1122', ...})-[:USES_TRAIN]->(t), (sched)-[:FOLLOWS_ROUTE]->(r)
// Relationship: (:ScheduledTrip)-[rel:SCHEDULED_STOP]->(:Station)
// Relationship Properties on :SCHEDULED_STOP:
//   sequence_order: Integer
//   platform_id: String (references Platform node if modeled, or just store ID)
//   scheduled_arrival_time: DateTime
//   scheduled_departure_time: DateTime
//   actual_arrival_time: DateTime
//   actual_departure_time: DateTime
//   status: String
// Example Cypher CREATE:
// MATCH (sched:ScheduledTrip {schedule_id: 'sched_1122'}), (s:Station {station_id: 'station_pvd'})
// CREATE (sched)-[:SCHEDULED_STOP {sequence_order: 2, platform_id: 'plat_pvd_1', ...}]->(s)
// Node Label: :Passenger
// Properties:
//   passenger_id: String (Constraint: UNIQUE)
//   first_name: String
//   last_name: String
//   email: String (Constraint: UNIQUE, if not null)
//   phone_number: String (Constraint: UNIQUE, if not null)
//   date_of_birth: Date
//   loyalty_program_id: String
//   created_at: DateTime
// Example Cypher CREATE:
// CREATE (:Passenger {passenger_id: 'pass_pqr', first_name: 'Alice', ...})
// Node Label: :Booking
// Properties:
//   booking_id: String (Constraint: UNIQUE)
//   booking_datetime: DateTime
//   status: String
//   total_price: Float
//   currency_code: String
//   special_requests: String
// Relationships:
//   (:Passenger)-[:MADE_BOOKING]->(:Booking)
//   (:Booking)-[:FOR_TRIP]->(:ScheduledTrip)
// Example Cypher CREATE:
// MATCH (p:Passenger {passenger_id: 'pass_pqr'}), (sched:ScheduledTrip {schedule_id: 'sched_1122'})
// CREATE (p)-[:MADE_BOOKING]->(b:Booking {booking_id: 'book_zyx', ...})-[:FOR_TRIP]->(sched)
// Node Label: :Ticket
// Properties:
//   ticket_id: String (Constraint: UNIQUE)
//   seat_number: String
//   ticket_type: String
//   price: Float
//   is_checked_in: Boolean
//   qr_code_data: String
// Relationships:
//   (:Ticket)-[:PART_OF_BOOKING]->(:Booking)
//   (:Ticket)-[:ASSIGNED_TO_CAR]->(:TrainCar)
// Example Cypher CREATE:
// MATCH (b:Booking {booking_id: 'book_zyx'}), (c:TrainCar {car_id: 'car_abc'})
// CREATE (t:Ticket {ticket_id: 'tkt_1a2b', ...})-[:PART_OF_BOOKING]->(b), (t)-[:ASSIGNED_TO_CAR]->(c)
// Node Label: :Staff
// Properties:
//   staff_id: String (Constraint: UNIQUE)
//   first_name: String
//   last_name: String
//   role: String
//   employee_number: String (Constraint: UNIQUE)
//   hire_date: Date
//   contact_email: String (Constraint: UNIQUE, if not null)
//   contact_phone: String
//   is_active: Boolean
// Relationship (Optional):
//   (:Staff)-[:BASED_AT]->(:Station)
// Example Cypher CREATE:
// CREATE (:Staff {staff_id: 'staff_mno', first_name: 'Bob', ...})
// OPTIONAL MATCH (s:Station {station_id: 'station_xyz'}) // If primary_station_id exists
// WITH s, staff_mno // Need to get the created staff node reference
// WHERE s IS NOT NULL
// CREATE (staff_mno)-[:BASED_AT]->(s)
// Node Label: :MaintenanceRecord
// Properties:
//   record_id: String (Constraint: UNIQUE)
//   asset_type: String // Store type here for easier querying if assets are different labels
//   maintenance_type: String
//   start_datetime: DateTime
//   end_datetime: DateTime
//   description: String
//   cost: Float
//   status: String
// Relationships:
//   (:MaintenanceRecord)-[:PERFORMED_ON]->(:Train or :TrainCar or :Platform) // Polymorphic or separate relationships
//   (:MaintenanceRecord)-[:PERFORMED_BY]->(:Staff)
// Example Cypher CREATE:
// MATCH (asset:Train {train_id: 'train_789'}), (st:Staff {staff_id: 'staff_xyz'})
// CREATE (mr:MaintenanceRecord {record_id: 'maint_rec_001', asset_type: 'Train', ...})
// CREATE (mr)-[:PERFORMED_ON]->(asset)
// CREATE (mr)-[:PERFORMED_BY]->(st)


[User] List the usernames and user IDs of all users whose bio contains the word 'developer'.

[Assistant]
SELECT user_id, username
FROM social_media.users
WHERE bio ILIKE '%developer%';

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##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.comments (
    comment_id character varying(64) NOT NULL, -- unique identifier for the comment
    post_id character varying(64) NOT NULL, -- identifier of the post being commented on (FK to posts.post_id)
    user_id character varying(64) NOT NULL, -- identifier of the user who made the comment (FK to users.user_id)
    parent_comment_id character varying(64), -- identifier of the parent comment if it's a reply (FK to comments.comment_id)
    content text NOT NULL, -- textual content of the comment
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of comment creation
    updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of last comment edit
    PRIMARY KEY (comment_id)
)
CREATE TABLE social_media.likes (
    like_id character varying(64) NOT NULL, -- unique identifier for the like
    user_id character varying(64) NOT NULL, -- identifier of the user who liked (FK to users.user_id)
    post_id character varying(64), -- identifier of the post being liked (FK to posts.post_id, nullable)
    comment_id character varying(64), -- identifier of the comment being liked (FK to comments.comment_id, nullable)
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of when the like occurred
    PRIMARY KEY (like_id),
    CONSTRAINT unique_user_like UNIQUE (user_id, post_id, comment_id), -- prevent duplicate likes
    CONSTRAINT check_like_target CHECK (post_id IS NOT NULL OR comment_id IS NOT NULL) -- ensure it likes something
)
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, -- unique identifier for the hashtag
    tag_name character varying(100) NOT NULL UNIQUE, -- the actual hashtag text (without '#')
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when the hashtag was first used
    PRIMARY KEY (hashtag_id)
)
CREATE TABLE social_media.conversations (
    conversation_id character varying(64) NOT NULL, -- unique identifier for the conversation
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp when conversation was initiated
    last_message_at timestamp, -- timestamp of the last message in the conversation
    is_group_chat boolean NOT NULL DEFAULT false, -- indicates if it's a group chat or direct message
    group_name character varying(100), -- name of the group chat (if applicable)
    PRIMARY KEY (conversation_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
)
CREATE TABLE social_media.notifications (
    notification_id character varying(64) NOT NULL, -- unique identifier for the notification
    recipient_user_id character varying(64) NOT NULL, -- user receiving the notification (FK to users.user_id)
    sender_user_id character varying(64), -- user triggering the notification (FK to users.user_id, can be null for system notifications)
    notification_type character varying(30) NOT NULL, -- type of notification ('like', 'comment', 'follow', 'mention', 'message')
    target_entity_id character varying(64), -- ID of the related entity (post_id, comment_id, user_id, conversation_id)
    target_entity_type character varying(20), -- type of the related entity ('post', 'comment', 'user', 'conversation')
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp notification was created
    read_at timestamp, -- timestamp notification was marked as read
    PRIMARY KEY (notification_id)
)
CREATE TABLE social_media.user_settings (
    setting_id character varying(64) NOT NULL, -- unique identifier for the setting entry
    user_id character varying(64) NOT NULL UNIQUE, -- user the settings belong to (FK to users.user_id)
    theme character varying(20) DEFAULT 'light', -- UI theme ('light', 'dark')
    email_notifications_enabled boolean DEFAULT true, -- enable/disable email notifications
    push_notifications_enabled boolean DEFAULT true, -- enable/disable push notifications
    private_profile boolean DEFAULT false, -- is the user profile private
    updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- timestamp of last setting change
    PRIMARY KEY (setting_id)
)


[User] Find the average percentage share among all beneficiaries for each distinct relationship type.

[Assistant] SELECT relationship, AVG(percentage_share) FROM insurance.policy_beneficiaries GROUP BY relationship ORDER BY relationship;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
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.policy_beneficiaries ( beneficiary_id text PRIMARY KEY, policy_id text, customer_id text, first_name text, last_name text, relationship text, percentage_share numeric, contact_info text, added_at timestamp )


[User] List the plan_id, plan_name, and plan_type for all insurance plans where the insurance_provider is 'Humana'.

[Assistant]
SELECT
  plan_id,
  plan_name,
  plan_type
FROM healthcare.insurance_plans
WHERE
  insurance_provider = 'Humana';

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE healthcare.patients ( patient_id text, first_name text, last_name text, date_of_birth date, gender text, address text, phone_number text, email text, emergency_contact_name text, emergency_contact_phone text, created_at timestamp, updated_at timestamp )
CREATE TABLE healthcare.appointments (
    appointment_id character varying(64) NOT NULL, -- unique identifier for the appointment
    patient_id character varying(64) NOT NULL, -- FK to patients table
    doctor_id character varying(64) NOT NULL, -- FK to doctors table
    appointment_time timestamp with time zone NOT NULL, -- date and time of the appointment
    duration_minutes integer NOT NULL, -- expected duration in minutes
    reason text, -- reason for the visit
    status character varying(32) NOT NULL, -- e.g., Scheduled, Completed, Cancelled, No-show
    location_id character varying(64), -- FK to a potential locations/clinics table
    notes text, -- notes related to scheduling
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (appointment_id)
)
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.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 PRIMARY KEY, medication_name text, generic_name text, manufacturer text, ndc_code text, description text )
CREATE TABLE healthcare.prescriptions ( prescription_id character varying(64) NOT NULL, record_id character varying(64) NOT NULL, patient_id character varying(64) NOT NULL, doctor_id character varying(64) NOT NULL, medication_id character varying(64) NOT NULL, dosage character varying(100) NOT NULL, frequency character varying(100) NOT NULL, route character varying(50), start_date date NOT NULL, end_date date, quantity_dispensed numeric(10,2), refills_allowed integer NOT NULL DEFAULT 0, prescription_date timestamp with time zone NOT NULL DEFAULT current_timestamp, PRIMARY KEY (prescription_id) )
CREATE TABLE healthcare.insurance_plans (
    plan_id character varying(64) NOT NULL, -- unique identifier for the insurance plan
    plan_name character varying(200) NOT NULL, -- name of the insurance plan
    insurance_provider character varying(100) NOT NULL, -- name of the insurance company
    plan_type character varying(50), -- e.g., PPO, HMO, EPO
    contact_phone character varying(20), -- provider contact number
    website character varying(255), -- provider website
    PRIMARY KEY (plan_id)
)


[User] Find the total transfer volume for each Avalanche token over the past 7 days and include the token's creator.

[Assistant]
SELECT a.tick,
       i.creator,
       SUM(a.amt) AS total_volume
FROM token_activities_avalanche a
JOIN token_info_avalanche i
  ON a.tick = i.tick
WHERE a.block_timestamp >= NOW() - INTERVAL '7 days'
GROUP BY a.tick, i.creator;

[User] Only include tokens with total_volume > 10000 and sort by total_volume descending.

[Assistant]
SELECT a.tick,
       i.creator,
       SUM(a.amt) AS total_volume
FROM token_activities_avalanche a
JOIN token_info_avalanche i
  ON a.tick = i.tick
WHERE a.block_timestamp >= NOW() - INTERVAL '7 days'
GROUP BY a.tick, i.creator
HAVING SUM(a.amt) > 10000
ORDER BY total_volume DESC;

[User] Limit the results to the top 5 tokens.

[Assistant]
SELECT a.tick,
       i.creator,
       SUM(a.amt) AS total_volume
FROM token_activities_avalanche a
JOIN token_info_avalanche i
  ON a.tick = i.tick
WHERE a.block_timestamp >= NOW() - INTERVAL '7 days'
GROUP BY a.tick, i.creator
HAVING SUM(a.amt) > 10000
ORDER BY total_volume DESC
LIMIT 5;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE token_metas ( block_timestamp timestamp, block_number bigint, transaction_hash varchar, transaction_index bigint, from_address varchar, contract_address varchar, symbol varchar, total_supply varchar, name varchar, decimals bigint, is_erc20 integer, is_erc721 integer, is_erc1155 integer, is_proxy integer, extra_info varchar, pk integer )
CREATE TABLE erc1155_approval_for_all ( block_number bigint NOT NULL, block_timestamp timestamp(3) NOT NULL, transaction_index integer NOT NULL, transaction_hash varchar(66) NOT NULL, log_index integer NOT NULL, contract_address varchar(42) NOT NULL )
CREATE TABLE erc20_balances_historical (
    block_number bigint NOT NULL, -- Block number containing the transaction
    contract_address varchar NOT NULL, -- Event contract address
    wallet_address varchar NOT NULL, -- The wallet address for the contract
    amount varchar NOT NULL, -- Wallet's on-chain balance at the corresponding block height
    pk integer NOT NULL  -- Partition key for the table(floor(block_number / 7200))
)
CREATE TABLE nft_holders (
    block_number bigint NOT NULL, -- Block number containing the transaction
    contract_address varchar NOT NULL, -- Event contract address
    wallet_address varchar NOT NULL, -- The wallet address for the contract(with bloom filter)
    token_id varchar NOT NULL, -- NFT token id
    contract_type varchar NOT NULL, -- NFT contract type
    amount varchar NOT NULL, -- Number of held NFTs
    pk varchar NOT NULL  -- The last string partition of the contract.
)
CREATE TABLE nft_holder_historical ( block_number.bigint, contract_address.text, wallet_address.text, token_id.text, contract_type.text, amount.text, pk.integer )
CREATE TABLE sui_coins ( object_id text, status text, coin_type text, balance text, owner text )
CREATE TABLE sui_nfts ( object_id varchar, status varchar, collection_type varchar, package_id varchar, previous_transaction varchar, display varchar, owner varchar, name varchar )
CREATE TABLE nft_collections (
    blockchain varchar NOT NULL, -- blockchain fields for the functionType  in contract
    contract_address varchar NOT NULL, -- Contract address(with bloom filter)
    name varchar NOT NULL, -- name fields for the functionType  in contract
    symbol varchar NOT NULL, -- symbol fields for the functionType  in contract
    deploy_block_number bigint NOT NULL, -- deploy_block_number fields for the functionType  in contract
    deploy_block_time bigint NOT NULL, -- deploy_block_time fields for the functionType  in contract
    erc_type varchar NOT NULL, -- The type of token
    owner varchar NOT NULL, -- owner fields for the functionType  in contract
    traits varchar NOT NULL, -- traits fields for the functionType  in contract
    description varchar NOT NULL, -- description fields for the functionType  in contract
    slug varchar NOT NULL, -- slug fields for the functionType  in contract
    media_info varchar NOT NULL, -- media_info fields for the functionType  in contract
    image_url varchar NOT NULL, -- image_url fields for the functionType  in contract
    banner_image_url varchar NOT NULL, -- banner_image_url fields for the functionType  in contract
    updated_at bigint NOT NULL, -- updated_at fields for the functionType  in contract
    banner varchar NOT NULL, -- banner fields for the functionType  in contract
    token_count bigint NOT NULL, -- token_count fields for the functionType  in contract
    floor_price varchar NOT NULL, -- floor_price fields for the functionType  in contract
    floor_price_symbol varchar NOT NULL, -- floor_price_symbol fields for the functionType  in contract
    floor_price_contract varchar NOT NULL, -- floor_price_contract fields for the functionType  in contract
    pk integer NOT NULL  -- Partition key for the table(floor(deploy_block_time / 1000 / 86400 / 30))
)
CREATE TABLE token_prices ( uuid varchar, blockchain varchar, address varchar, decimals bigint, symbol varchar, price real, timestamp timestamp )
CREATE TABLE token_prices_latest (
    blockchain varchar(36) NOT NULL, -- blockchain fields for the functionType  in contract
    address varchar(42) NOT NULL, -- address fields for the functionType  in contract
    decimals bigint NOT NULL, -- decimals fields for the functionType  in contract
    symbol varchar(36) NOT NULL, -- symbol fields for the functionType  in contract
    price real NOT NULL, -- price fields for the functionType  in contract
    timestamp timestamp(6) NOT NULL  -- timestamp fields for the functionType  in contract
)
CREATE TABLE erc20_approval ( block_number bigint, block_timestamp timestamp, transaction_index integer, transaction_hash text, log_index integer, contract_address text, pk integer )
CREATE TABLE token_balances ( block_number bigint, block_timestamp timestamp, tick text, wallet_address text, total_supply decimal, amount decimal )
CREATE TABLE token_info (
    block_timestamp timestamp(3) NOT NULL, -- Timestamp of the block containing the inscription (matches block_timestamp in transactions table)
    block_number bigint NOT NULL, -- Block number containing the inscription (matches block_number in transactions table)
    tx_index integer NOT NULL, -- Index of the transaction containing the inscription (matches transaction_index in transactions table)
    tx_hash varchar(66) NOT NULL, -- Unique identifier of the transaction containing the inscription (matches hash in transactions table)
    tick varchar NOT NULL, -- Token tick
    max_supply decimal(38,0) NOT NULL, -- Max supply
    lim decimal(38,0) NOT NULL, -- Limit of each mint
    wlim decimal(38,0) NOT NULL, -- Limit of each address can maximum mint
    dec integer NOT NULL, -- Decimal for minimum divie
    creator varchar(42) NOT NULL  -- Address originating the inscription (matches from_address in transactions table)
)
CREATE TABLE token_activities ( block_timestamp.timestamp, block_number.bigint, tx_index.integer, tx_hash.text, log_index.integer, type.text, tick.text, id.text, amt.decimal, from_address.text, to_address.text )
CREATE TABLE mud_holesky_redstone ( address.text, table_id.text, key_bytes.text, key0.text, key1.text, static_data.text, encoded_lengths.text, dynamic_data.text, is_deleted.boolean, block_number.bigint, log_index.bigint )
CREATE TABLE token_info_bitcoin ( block_timestamp timestamp(3) NOT NULL, block_number bigint NOT NULL, tx_index integer NOT NULL, tx_hash varchar(66) NOT NULL, tick varchar(255) NOT NULL, max_supply decimal(38,0) NOT NULL, lim decimal(38,0) NOT NULL, wlim decimal(38,0) NOT NULL, dec integer NOT NULL, creator varchar(42) NOT NULL )
CREATE TABLE token_activities_avalanche ( block_timestamp timestamp(3) NOT NULL, block_number bigint NOT NULL, tx_index integer NOT NULL, tx_hash varchar(66) NOT NULL, log_index integer NOT NULL, type varchar(20) NOT NULL, tick varchar(255) NOT NULL, id varchar(255) NOT NULL, amt decimal(38,0) NOT NULL, from_address varchar(42) NOT NULL, to_address varchar(42) NOT NULL )
CREATE TABLE token_info_avalanche ( block_timestamp timestamp, block_number bigint, tx_index integer, tx_hash text, tick text, max_supply decimal, lim decimal, wlim decimal, dec integer, creator text, minted decimal, holders decimal, txs decimal, updated_timestamp timestamp, completed_timestamp timestamp, id text )


[User] What is the current number of passengers at station with ID 'ST123' right now?

[Assistant] I'm sorry, but I can't provide information on the current number of passengers at a station. The data I have access to only includes static details about stations such as their name, location, and number of platforms, not real-time passenger counts.

System:
You are an SQL statement expert and you can refuse the user's question if the question is not related to the table structure. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE train_station_management.stations (
    station_id character varying(64) NOT NULL,  -- Unique identifier for the station
    station_name character varying(128) NOT NULL, -- Name of the station
    city character varying(100) NOT NULL, -- City where the station is located
    state_province character varying(100), -- State or province
    country_code character varying(3) NOT NULL, -- ISO country code
    address text, -- Full address of the station
    timezone character varying(64) NOT NULL, -- Timezone ID (e.g., 'America/New_York')
    number_of_platforms integer NOT NULL DEFAULT 0, -- Total number of platforms
    created_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- When the station record was created
    last_updated_at timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP, -- When the station record was last updated
    PRIMARY KEY (station_id)
)


[User] What is the average investment_value and total number of projects for each rounds_name in project_fundraising_record?

[Assistant]
SELECT rounds_name,
       AVG(investment_value) AS avg_investment,
       COUNT(DISTINCT project_id) AS project_count
FROM project_fundraising_record
GROUP BY rounds_name;

[User] Please show only rounds where project_count > 5, and order by avg_investment descending.

[Assistant]
SELECT rounds_name,
       AVG(investment_value) AS avg_investment,
       COUNT(DISTINCT project_id) AS project_count
FROM project_fundraising_record
GROUP BY rounds_name
HAVING COUNT(DISTINCT project_id) > 5
ORDER BY avg_investment DESC;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE project_fundraising_record ( id text, project_id text, project_name text, rounds_name text, investment_value numeric, investment_date text, introduction text, valuation numeric )
CREATE TABLE token_basic_info ( coin_id text, token_name text, token_symbol text, token_address text, chain text, price numeric, price_change_percentage_1h numeric, price_change_percentage_24h numeric, price_change_percentage_7d numeric, highest_price_24h numeric, lowest_price_24h numeric, market_cap numeric, market_cap_rank numeric, market_cap_change_percentage_24h text, total_volume text, narrative text, trend_rank numeric )
CREATE TABLE narrative_info ( narrative text, top_3_coins text, price_change_percentage_1h numeric, price_change_percentage_24h numeric, price_change_percentage_7d numeric, market_cap numeric, volume_24h numeric, trend_rank numeric, token_num numeric )
CREATE TABLE token_dexpool_info ( pair_address text, token_name text, token_symbol text, chain text, price numeric, price_change_percentage_1h numeric, price_change_percentage_6h numeric, price_change_percentage_24h numeric, makers_24h numeric, volume_24h numeric, liquidity numeric, market_cap numeric, trend_rank numeric )
CREATE TABLE smart_money_token_performance ( token_address text, token_symbol text, pnl numeric, net_flow numeric, avg_cost numeric, price numeric, realized_ratio numeric, roi numeric, chain text )


[User] List all service orders for spa services with their guest names and total prices, ordered by total price in descending order.

[Assistant] SELECT g.first_name, g.last_name, so.order_id, so.total_price FROM hospitality_technology.service_orders so JOIN hospitality_technology.guests g ON so.guest_id = g.guest_id WHERE so.service_id LIKE 'SPA%' ORDER BY so.total_price DESC;

[User] Now, include only orders with a total price over $100 and show the property ID where the service was ordered.

[Assistant] SELECT g.first_name, g.last_name, so.order_id, so.total_price, r.property_id FROM hospitality_technology.service_orders so JOIN hospitality_technology.guests g ON so.guest_id = g.guest_id JOIN hospitality_technology.reservations r ON so.reservation_id = r.reservation_id WHERE so.service_id LIKE 'SPA%' AND so.total_price > 100 ORDER BY so.total_price DESC;

[User] The query is missing the service name. Can you include that as well?

[Assistant] SELECT g.first_name, g.last_name, so.order_id, so.total_price, r.property_id, s.service_name FROM hospitality_technology.service_orders so JOIN hospitality_technology.guests g ON so.guest_id = g.guest_id JOIN hospitality_technology.reservations r ON so.reservation_id = r.reservation_id JOIN hospitality_technology.services s ON so.service_id = s.service_id WHERE so.service_id LIKE 'SPA%' AND so.total_price > 100 ORDER BY so.total_price DESC;

[User] Actually, I only need orders from properties in California, and order by property ID first, then by total price.

[Assistant] SELECT g.first_name, g.last_name, so.order_id, so.total_price, r.property_id, s.service_name FROM hospitality_technology.service_orders so JOIN hospitality_technology.guests g ON so.guest_id = g.guest_id JOIN hospitality_technology.reservations r ON so.reservation_id = r.reservation_id JOIN hospitality_technology.services s ON so.service_id = s.service_id JOIN hospitality_technology.properties p ON r.property_id = p.property_id WHERE so.service_id LIKE 'SPA%' AND so.total_price > 100 AND p.state_province = 'California' ORDER BY r.property_id, so.total_price DESC;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE hospitality_technology.room_types ( room_type_id character varying(64) NOT NULL, property_id character varying(64) NOT NULL, type_name character varying(100) NOT NULL, description text, base_rate numeric(10, 2) NOT NULL, max_occupancy integer NOT NULL, bed_type character varying(50), area_sqft numeric(8,2), amenities text, PRIMARY KEY (room_type_id), FOREIGN KEY (property_id) REFERENCES hospitality_technology.properties(property_id) )
CREATE TABLE hospitality_technology.guests (
    guest_id character varying(64) NOT NULL,  -- unique identifier for the guest profile
    first_name character varying(100) NOT NULL, -- guest's first name
    last_name character varying(100) NOT NULL, -- guest's last name
    email character varying(255) UNIQUE, -- guest's email address (unique identifier?)
    phone_number character varying(30), -- guest's phone number
    date_of_birth date, -- guest's date of birth
    address_line1 character varying(255), -- guest's home address
    city character varying(100),
    state_province character varying(100),
    postal_code character varying(20),
    country_code character varying(3),
    preferences text, -- notes on guest preferences (e.g., allergies, room location)
    loyalty_member_id character varying(64) UNIQUE, -- FK to loyalty_members table
    communication_consent boolean DEFAULT true, -- consent for marketing communications
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (guest_id)
)
CREATE TABLE hospitality_technology.reservations (
    reservation_id character varying(64) NOT NULL,  -- unique identifier for the booking
    property_id character varying(64) NOT NULL, -- FK to properties table
    guest_id character varying(64) NOT NULL, -- FK to guests table (primary guest)
    room_id character varying(64), -- FK to rooms table (assigned room, might be null initially)
    room_type_id character varying(64) NOT NULL, -- FK to room_types table (booked room type)
    check_in_date date NOT NULL, -- scheduled check-in date
    check_out_date date NOT NULL, -- scheduled check-out date
    actual_check_in_ts timestamp with time zone, -- actual check-in time
    actual_check_out_ts timestamp with time zone, -- actual check-out time
    num_adults integer NOT NULL, -- number of adults
    num_children integer DEFAULT 0, -- number of children
    status character varying(50) NOT NULL, -- e.g., Pending, Confirmed, CheckedIn, CheckedOut, Cancelled, NoShow
    booking_source character varying(100), -- e.g., Website, OTA (Expedia, Booking.com), Phone, WalkIn
    rate_plan_id character varying(64), -- FK to rate_plans table (optional)
    total_amount numeric(12, 2), -- estimated or final total cost
    amount_paid numeric(12, 2) DEFAULT 0.00, -- amount already paid
    special_requests text, -- specific guest requests for this booking
    created_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    updated_at timestamp with time zone NOT NULL DEFAULT current_timestamp,
    PRIMARY KEY (reservation_id),
    FOREIGN KEY (property_id) REFERENCES hospitality_technology.properties(property_id),
    FOREIGN KEY (guest_id) REFERENCES hospitality_technology.guests(guest_id),
    FOREIGN KEY (room_id) REFERENCES hospitality_technology.rooms(room_id),
    FOREIGN KEY (room_type_id) REFERENCES hospitality_technology.room_types(room_type_id)
)
CREATE TABLE hospitality_technology.service_orders ( order_id character varying(64) NOT NULL, reservation_id character varying(64), guest_id character varying(64) NOT NULL, service_id character varying(64) NOT NULL, staff_id_ordered character varying(64), staff_id_delivered character varying(64), order_timestamp timestamp with time zone NOT NULL DEFAULT current_timestamp, delivery_timestamp timestamp with time zone, quantity integer NOT NULL DEFAULT 1, unit_price numeric(10, 2) NOT NULL, total_price numeric(12, 2) NOT NULL, status character varying(50) NOT NULL, notes text, bill_id character varying(64), PRIMARY KEY (order_id), FOREIGN KEY (reservation_id) REFERENCES hospitality_technology.reservations(reservation_id), FOREIGN KEY (guest_id) REFERENCES hospitality_technology.guests(guest_id), FOREIGN KEY (service_id) REFERENCES hospitality_technology.services(service_id), FOREIGN KEY (staff_id_ordered) REFERENCES hospitality_technology.staff(staff_id), FOREIGN KEY (staff_id_delivered) REFERENCES hospitality_technology.staff(staff_id) )
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 )


[User] Show me each service order along with the next order placed by the same guest, including both order IDs and the time difference in minutes between the two orders.

[Assistant]
SELECT a.order_id,
       b.order_id AS next_order_id,
       EXTRACT(EPOCH FROM (b.order_timestamp - a.order_timestamp)) / 60 AS diff_minutes
FROM hospitality_technology.service_orders a
JOIN hospitality_technology.service_orders b
  ON a.guest_id = b.guest_id
 AND b.order_timestamp > a.order_timestamp;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
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 )


[User] List all medical records, showing the record ID, record date, and the full name of the doctor who created the record. Include the patient ID as well.

[Assistant] SELECT mr.record_id, mr.record_date, mr.patient_id, d.first_name, d.last_name FROM healthcare.medical_records mr JOIN doctors d ON mr.doctor_id = d.doctor_id;

[User] Refine this to only include records where the chief_complaint is not null or empty and the doctor's specialty is 'Cardiology'.

[Assistant] SELECT mr.record_id, mr.record_date, mr.patient_id, d.first_name, d.last_name FROM healthcare.medical_records mr JOIN doctors d ON mr.doctor_id = d.doctor_id WHERE (mr.chief_complaint IS NOT NULL AND mr.chief_complaint != '') AND d.specialty = 'Cardiology';

[User] Also, sort the results by record_date in descending order and limit the output to the top 10 records.

[Assistant] SELECT mr.record_id, mr.record_date, mr.patient_id, d.first_name, d.last_name FROM healthcare.medical_records mr JOIN doctors d ON mr.doctor_id = d.doctor_id WHERE (mr.chief_complaint IS NOT NULL AND mr.chief_complaint != '') AND d.specialty = 'Cardiology' ORDER BY mr.record_date DESC LIMIT 10;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##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)
)


[User] Find the names of service locations where services categorized as 'Licensing' have had appointments scheduled.

[Assistant] SELECT DISTINCT T1.location_name FROM service_locations AS T1 JOIN appointments AS T2 ON T1.location_id = T2.location_id JOIN services AS T3 ON T2.service_id = T3.service_id WHERE T3.category = 'Licensing';

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##Table Structure
CREATE TABLE government_services.services (
    service_id character varying(64) NOT NULL, -- unique identifier for the service
    agency_id character varying(64) NOT NULL, -- FK to agencies table
    service_name character varying(255) NOT NULL, -- name of the service (e.g., Driver's License Renewal)
    description text,
    category character varying(100), -- e.g., Licensing, Benefits, Taxation, Permits
    eligibility_criteria text, -- description of who is eligible
    standard_fee numeric(10, 2) DEFAULT 0.00, -- typical fee for the service
    average_processing_time_days integer, -- estimated processing time
    is_active boolean DEFAULT true, -- whether the service is currently offered
    online_application_url character varying(255),
    PRIMARY KEY (service_id)
)
CREATE TABLE government_services.service_locations (
    location_id character varying(64) NOT NULL, -- unique identifier for the physical location
    agency_id character varying(64) NOT NULL, -- FK to agencies table
    location_name character varying(200), -- e.g., Downtown DMV Office
    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, -- description of opening times
    contact_phone character varying(32),
    is_accessible boolean, -- accessibility information (e.g., wheelchair access)
    PRIMARY KEY (location_id)
)
CREATE TABLE government_services.appointments (
    appointment_id character varying(64) NOT NULL, -- unique identifier for the appointment
    citizen_id character varying(64) NOT NULL, -- FK to citizens table
    employee_id character varying(64), -- FK to employees table (optional, if assigned)
    location_id character varying(64), -- FK to service_locations table (if physical)
    service_id character varying(64), -- FK to services table (optional, if related to specific service)
    scheduled_start_time timestamp NOT NULL,
    scheduled_end_time timestamp,
    purpose text NOT NULL, -- reason for the appointment
    status character varying(30) NOT NULL, -- e.g., Scheduled, Completed, Cancelled, No-Show
    booking_method character varying(50), -- e.g., Online, Phone, In-Person
    created_at timestamp NOT NULL, -- when the appointment was booked
    notes text,
    PRIMARY KEY (appointment_id)
)


[User] Show a list of all fuel refueling events for each trip, including the trip ID, fuel type, quantity, total cost, and the name of the refueling location.

[Assistant]
SELECT fl.trip_id, fl.fuel_type, fl.quantity, fl.total_cost, l.name AS location_name
FROM transportation.fuel_logs fl
JOIN transportation.locations l ON fl.location_id = l.location_id;

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##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.locations ( location_id text, name text, type text, address_line1 text, city text, state_province text, postal_code text, country text, latitude numeric, longitude numeric, timezone 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 )


[User] List the name and symbol for all assets that do not have a corresponding entry with the key 'website' in the metadata table.

[Assistant] SELECT T1.name , T1.symbol FROM trading_platform.assets AS T1 LEFT JOIN trading_platform.metadata AS T2 ON T1.asset_id  =  T2.asset_id AND T2.key  =  'website' WHERE T2.metadata_id IS NULL

System:
You are an SQL statement expert. Given the table structure described by the CREATE TABLE statement, write an SQL query that provides the solution to the user's question.
##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 PRIMARY KEY, 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 character varying(64) NOT NULL,  -- unique identifier for the trade
    order_id character varying(64) NOT NULL, -- identifier of the order that led to the trade
    buyer_id character varying(64) NOT NULL, -- identifier of the buyer
    seller_id character varying(64) NOT NULL, -- identifier of the seller
    asset_id character varying(64) NOT NULL, -- identifier of the asset being traded
    quantity numeric(38,14) NOT NULL, -- quantity of the asset in the trade
    price numeric(38,14) NOT NULL, -- price per unit of the asset
    traded_at timestamp NOT NULL, -- time when the trade was executed
    PRIMARY KEY (trade_id)
)
CREATE TABLE trading_platform.assets ( asset_id text PRIMARY KEY, name text, symbol text, type text )
CREATE TABLE trading_platform.utxos ( utxo_id.text, transaction_id.text, output_index.integer, address.text, amount.numeric, spent.boolean )
CREATE TABLE trading_platform.dapps ( dapp_id.text, name.text, description.text, url.text )
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.kyc_audit (
    kyc_audit_id character varying(64) NOT NULL,  -- unique identifier for the KYC audit
    user_id character varying(64) NOT NULL, -- identifier of the user being audited
    status character varying(32) NOT NULL, -- status of the KYC audit (e.g., pending, approved, rejected)
    reviewed_at timestamp NOT NULL, -- time when the KYC audit was reviewed
    PRIMARY KEY (kyc_audit_id)
)