安裝 SQuirreL SQL Client

1. http://squirrel-sql.sourceforge.net/
2. download installer
3. java -jar squirrel-sql-<version>-install.jar 
4.download oracle jdbc thin driver (到Oracle web，下載Oracle client ，jdbc driver 在 stage/ext/jlib/ojdbc6.jar)
5.Drivers->Oracle Thin Driver->Extra Calss Path->Add->
ojdbc6.jar
6.中文有亂碼(big5)則以utf8 轉碼