text: Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
  ### Context:
  CREATE TABLE Financial_transactions (account_id VARCHAR)
  ### Question:
  Show the account id and the number of transactions for each account
  ### Answer:
  SELECT account_id, COUNT(*) FROM Financial_transactions GROUP BY account_id