This should not be misleading, especially if you look at the signature of the methods open by Dapper (as per the documentation):
public static IEnumerable<T> Query<T>(this IDbConnection cnn, string sql, object param = null, SqlTransaction transaction = null, bool buffered = true)
select, IEnumerable of a type T, , anonymous parameter, - return value Output parameter, input parameter , , Type T. return value Output parameter, DynamicParameters
public static int Execute(this IDbConnection cnn, string sql, object param = null, SqlTransaction transaction = null)
Execute DML, Insert, Update and Delete, . - integer, , SQL Server Set RowCount On, , DML.
, QueryMultiple. GridReader Select, MARS ( ).
, - , , , , , .