DBCP

下载地址：http://commons.apache.org/proper/commons-dbcp/download_dbcp.cgi

相关属性说明: http://commons.apache.org/proper/commons-dbcp/configuration.html

c3p0

下载地址：http://sourceforge.net/projects/c3p0/

相关属性说明: http://www.mchange.com/projects/c3p0/

https://github.com/swaldman/c3p0/archive/c3p0-0.9.5.2.zip