Oracle 普通用户连接hang住处理方法

夜光小兔纸2025-01-24 13:50

一、现象说明

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$ sqlplus / as sysdba

SQL*Plus: Release 19.0.0.0.0 - Production on Wed Dec 18 16:49:19 2024
Version 19.11.0.0.0

Copyright (c) 1982, 2020, Oracle.  All rights reserved.


Connected to:
Oracle Database 19c Enterprise Edition Release 19.0.0.0.0 - Production
Version 19.11.0.0.0

SQL> conn Test/Oracle123    ---一直hang在这里

二、处理方法

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SQL> select flashback_on from v$database;

FLASHBACK_ON
------------------
YES

SQL> select name from v$restore_point;

NAME
---------------------------------------------------------
AUTOUPGRADE_9212_WIND2121020

SQL> drop restore point AUTOUPGRADE_9212_WIND2121020;

Restore point dropped.

SQL> alter database flashback off;

Database altered.

此时 Test 用户可以连接了。

附录（实际处理过程记录）：

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SQL> select name,open_mode from v$database;

NAME      OPEN_MODE
--------- --------------------
STUDY     READ WRITE

SQL> select flashback_on from v$database;

FLASHBACK_ON
------------------
YES

SQL> alter database flashback off;

Database altered.

SQL> select flashback_on from v$database ;

FLASHBACK_ON
------------------
RESTORE POINT ONLY

SQL> select name from v$restore_point;

NAME
---------------------------------------------------------
AUTOUPGRADE_9212_WIND2121020

SQL> drop restore point AUTOUPGRADE_9212_WIND2121020;

Restore point dropped.

SQL> alter database flashback off;

Database altered.

SQL> select flashback_on from v$database;

FLASHBACK_ON
------------------
NO