标题: ORA-01987: client os username is too long Cause: A client's os username is to... [打印本页] 作者: admin 时间: 2016-7-19 16:12 标题: ORA-01987: client os username is too long Cause: A client's os username is to... ORA-01987: client os username is too long Cause: A client's os username is too long for the os logon to succeed. Action: Use a shorter os username.