Oracle去掉特殊字符

/*LYXXB(陵園信息表)
lymc(甲方),dz(通信地址),dh(聯系電話)
*/
SELECT lymc,dz,dh FROM lyxxb
/*去掉回車(\b)*/
update lyxxb set dz=replace(dz,chr(13),'')
/*去掉換行(\n)*/
update lyxxb set dz=replace(dz,chr(10),'')
/*去掉回車(\b)*/
update lyxxb set dh=replace(dh,chr(13),'')
/*去掉換行(\n)*/
update lyxxb set dh=replace(dh,chr(10),'')