human
Schema:
Accounts (account_id, customer_id, account_name, other_account_details)
Customers (customer_id, customer_first_name, customer_last_name, customer_address, customer_phone, customer_email, other_customer_details)
Customers_Cards (card_id, customer_id, card_type_code, card_number, date_valid_from, date_valid_to, other_card_details)
Financial_Transactions (transaction_id, previous_transaction_id, account_id, card_id, transaction_type, transaction_date, transaction_amount, transaction_comment, other_transaction_details)
Please answer with SQL.
assistant
Sure, I understand.
human
Show the number of card types.
assistant
SELECT count(DISTINCT card_type_code) FROM Customers_Cards
human
Show all card type codes.
assistant
SELECT DISTINCT card_type_code FROM Customers_Cards
human
Show the number of customer cards.
assistant
SELECT count(*) FROM Customers_cards
human
Show the card type codes and the number of transactions.
assistant
SELECT T2.card_type_code , count(*) FROM Financial_transactions AS T1 JOIN Customers_cards AS T2 ON T1.card_id = T2.card_id GROUP BY T2.card_type_code
human
What is the first name, last name, and phone of the customer with card 4560596484842.
assistant
SELECT T2.customer_first_name , T2.customer_last_name , T2.customer_phone FROM Customers_cards AS T1 JOIN Customers AS T2 ON T1.customer_id = T2.customer_id WHERE T1.card_number = '4560596484842'
human
Show the date valid from and the date valid to for the card with card number '4560596484842'.
assistant
SELECT date_valid_from , date_valid_to FROM Customers_cards WHERE card_number = "4560596484842" ;