提示信息：PL/SQL database character set(AL32UTF8) and Client character set(ZHS16GBK) are different
通过命令regedit，打开注册表：HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\KEY_OracleXXXXXX
发现：SIMPLIFIED CHINESE_CHINA.ZHS16GBK
修改为：SIMPLIFIED CHINESE_CHINA.AL32UTF8即可
Plsqldev715下载（汉化+注册机）