Truncated incorrect DOUBLE value错误

sql中update时，为多列设置值时，列与列之间不能用 and ，必须是用逗号

1. sql的update语法错误
   eg:
   update Person set name = ‘auhnayuiL’ and age = 1 where id = 1;
   改and为,
   update Person set name = ‘auhnayuiL’ , age = 1 where id = 1;