来自 SYSDBA系统特权和(以SYSDBA身份登录并连接到数据库:

1-连接AS SYSDBA调用SYSDBA特权.如果省略AS 以SYS用户身份(SQL命令行)登录时的SYSDBA子句 拒绝登录尝试.

1--Connecting AS SYSDBA invokes the SYSDBA privilege. If you omit the AS SYSDBA clause when logging in as user SYS, the SQL Command Line rejects the login attempt.

2-使用SQL Developer，打开与SYS用户 AS SYSDBA 的数据库连接.

2--Using SQL Developer, open a database connection to the SYS user AS SYSDBA.

所以-如果这对您有用:

So - if this works for you:

sqlplus sys/Oracle_1@pdborcl as sysdba;

尝试:" SYS AS SYSDBA "，如下所示:

Try: "SYS AS SYSDBA" as below:

或者:

您可以输入:"SYS"并从下拉菜单中选择ROLE:SYSDBA.

you can type in: "SYS" and select from dropdown-menu ROLE: SYSDBA.