CREATE TABLE PURCHASES (purchase_details VARCHAR(255), purchase_transaction_id VARCHAR(255)); CREATE TABLE TRANSACTIONS (transaction_id VARCHAR(255), amount_of_transaction INTEGER)
What are the purchase details of transactions with amount bigger than 10000?
    
SQL: SELECT T1.purchase_details FROM PURCHASES AS T1 JOIN TRANSACTIONS AS T2 ON T1.purchase_transaction_id = T2.transaction_id WHERE T2.amount_of_transaction > 10000