DECLARE 
    v_col1 table.col1%type;
    v_col3 table.col3%type;
    v_col4 table.col4%type;
    v_column table2.column%type;
BEGIN 
    SELECT table.col1, table.col3, table.col4, table2.column
    INTO v_col1, v_col3, v_col4, v_column
    FROM table
    JOIN table2
    On table.col6 = table2.col1;
END;