方法区的常量池技术:https://blog.csdn.net/a616413086/article/details/52250638
简单java内存分析工具:https://www.cnblogs.com/winner-0715/p/7173792.html和https://www.ibm.com/developerworks/cn/java/j-lo-visualvm/
测试java jdk 支持最大内存:http://heisetoufa.iteye.com/blog/1661151
内存映射和端口映射:https://blog.csdn.net/lnf_2373837248/article/details/50290287,暂时不了解
CPU与内存的那些事:https://www.cnblogs.com/zengkefu/p/5589876.html, 暂时不了解
将Oracle数据库中的数据写入Excel:https://www.cnblogs.com/winorgohome/p/6212674.html
还未看:http://itindex.net/detail/42669-oracle-jdbc-memory http://itindex.net/detail/42669-oracle-jdbc-memory
https://www.cnblogs.com/chinafine/articles/1847205.html