<prompt> Kuandika query kupata vitu vyote katika meza database na bei ya 30 au chini  <response>: Here is an example SQL query to find all the items with a price of 30 or less in a hypothetical database table named items:SELECT FROM itemsWHERE price 30;This query selects all columns from the items table where the value in the price column is less than or equal to 30. The results will include all rows i.e. all items that meet this condition. 