批量替换数据库某字段部分内容

update 表名 set 字段名=replace(字段名,’要替换的内容’,’替换后的内容’)
UPDATE NC_DownAddress
SET DownFileName = REPLACE(DownFileName, 'http://ftp1.book118.com:8082',
      'http://ftp1.book118.com')

SELECT *
FROM NC_DownAddress
WHERE (DownFileName LIKE '%http://ftp1.book118.com%')


update yonghuxinxi set yonghubianhao=replace(yonghubianhao,'－','-')
update yonghuxinxi set yonghubianhao=replace(yonghubianhao,'--','-')[size=medium][/size]