human
Schema:
Investors (investor_id, Investor_details)
Lots (lot_id, investor_id, lot_details)
Ref_Transaction_Types (transaction_type_code, transaction_type_description)
Transactions (transaction_id, investor_id, transaction_type_code, date_of_transaction, amount_of_transaction, share_count, other_details)
Sales (sales_transaction_id, sales_details)
Purchases (purchase_transaction_id, purchase_details)
Transactions_Lots (transaction_id, lot_id)
Please answer with SQL.
assistant
Sure, I understand.
human
Show the average share count of all investors.
assistant
SELECT AVG ( share_count ) FROM TRANSACTIONS;
human
Count the number of investors who make any transaction with share count greater than 100.
assistant
SELECT COUNT( * ) FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id WHERE T2.share_count > 100;
human
Show their details.
assistant
SELECT T1.Investor_details FROM INVESTORS AS T1 JOIN TRANSACTIONS AS T2 ON T1.investor_id = T2.investor_id WHERE T2.share_count > 100 ;