code: public int call(String sql, Object[] params) throws Exception {
          return call(sql, Arrays.asList(params));
      }
docs: Performs a stored procedure call with the given parameters.
  <p>
  An Object array variant of {@link #call(String, List)}.
  
  @param sql    the SQL statement
  @param params an array of parameters
  @return the number of rows updated or 0 for SQL statements that return nothing
  @throws SQLException if a database access error occurs
  @see #call(String)