:result specifies the expected result type for the given SQL. The available built-in values are:
:1One row as a hash-map.
:*Many rows as a vector of hash-maps.
:nNumber of rows affected (inserted/updated/deleted).
:rawPassthrough an untouched result.
:raw is the default when no result is specified.
To save some typing, the result function can be specified as the third value for the
:name key. You must supply a command value in order to use this shorthand convention:
-- :name all-characters :? :*
You can create result functions of your own by implementing a