xb191799981的博客

描述讲解（第七步开始）： https://blog.csdn.net/xb191799981/article/details/85991094 ---查询当前共享库文件存放路径 show variables like 'plugin_dir'; ---将so库文件复制到共享路径下 cp libHttpClient.so /usr/lib/mysql/plugin/ ---查询当前已导入的共享方法有哪些 select * from mysql.func; ---开始创建共享方法 DROP FUNCTION IF EXISTS Http_Get; DROP FUNCTION IF EXISTS Http_Post; create function Http_Get RETURNS string soname 'libHttpClient.so'; create function Http_Post RETURNS string soname 'libHttpClient.so'; ---查询分析器中调用共享方法 select Http_Get('http://www.baidu.com') as Val; select Http_Post('http://www.baidu.com','a=1&b=2') as Val;