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关于mysql 批量替换的有关问题

Jun 13, 2016 am 10:19 AM
comment content gt lt replace

关于mysql 批量替换的问题
表名是:sdb_daq_comment
字段是:content
content里面有一些 标记。
批量替换 mysql
标签的sql 怎么写?

------解决方案--------------------
update sdb_daq_comment set content=replace(content,'
','');
------解决方案--------------------

探讨

引用:

try~
SQL code

update sdb_daq_comment set content = REPLACE(content, '', '') where 1 = 1;


没有呢。是
但是 标签里面的内容是一个超链接 是一个不确定的值。怎么一起去掉

------解决方案--------------------
try again~
SQL code
update sdb_daq_comment set content = REPLACE(content , substring(content, locate('<a>',content), locate('</a>', content)), '') where 1=1;<div class="clear">
                 
              
              
        
            </div>
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