首先可以开启慢查询, 通过慢查询日志或者命令, 获取到执行慢的SQL语句 , 其次可以使用EXLPAIN命令分析SQL语句的执行过程 EXLPAIN命令, 比较重要的字段(加黑加粗的是重要的) : select_type重点解读 type重点解读：查询性能从上到下依次是最好到最差 extra重点解读

java程序中sql注入分析及优化方案

先来看看百度百科的解释：所谓SQL注入，就是通过把SQL命令插入到Web表单提交或输入域名或页面请求的查询字符串，最终达到欺骗服务器执行恶意的SQL命令。具体来说，它是利用现有应用程序，将（恶意）的SQL命令注入到后台数据库引擎执行的能力，它可以通过...

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更新时间 2024-05-17 13:06:11

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