query: SELECT customer_id ,  count(*) FROM Accounts GROUP BY customer_id
question: Are Showing all customer ids and that number of accounts for each customer.
query_toks: SELECT customer_id , count ( * ) FROM Accounts GROUP BY customer_id
query_toks_no_value: select customer_id , count ( * ) from accounts group by customer_id
question_toks: Are Showing all customer ids and that number of accounts for each customer.