2、重新將連接方式由TNS改為BASIC，然后依次填寫連接信息，最后卻爆出了“ORA-12737: Instant Client Light: unsupported server character set CHS16GBK”的錯誤。
3、確定是字符集問題后，google上查到類似的解決方案： ORA-12737: Instant Client Light: unsupported server character set CHS16GBK Google，解釋如下： ORA-12737: Instant Client Light: unsupported server character set string Cause: The character set specified is not allowed for this operation or is invalid. Instant Client Light has only minimal character sets. Action: Do not use Instant Client Light for this character set
