Truncated incorrect DOUBLE value

mysql  + Eclipse   報錯 Truncated incorrect DOUBLE value

 

解決方法: 

String sql = "update Department set dname=? and dintro=? where did=?; " 

改為   String sql = "update Department set dname=?, dintro=? where did=?; ";

 

當修改多個列的值, 需要用 " , " 連接  而不是用 "and"