????1??????windows??JDK???????????????????????? cmd   java –version
????C:UsersAdministrator>java -version
????java version "1.8.0_31"
????Java(TM) SE Runtime Environment (build 1.8.0_31-b13)
????Java HotSpot(TM) 64-Bit Server VM (build 25.31-b07?? mixed mode)
????2?????mysql????????????????????????????HSQL?????
????3??????JIRA  ??????? ??????
???????????jira6.3.6????????jira????????jira?????jira?????????agile?????my
???????jira?????????agile????譴??????????????ɡ?