小编Sha*_*shi的帖子

我无法理解AWS IAM 策略条件Bool之间的差异。BoolIfExists有人可以解释一下吗？

前任：

"Condition" : {"BoolIfExists" : {"aws:MutliFactorAuthPresent" : false}}

"Condition" : {"Bool" : {"aws:MutliFactorAuthPresent" : false}}

如果我尝试以db用户身份登录,我收到此错误.如果lsnrctl运行状态,我会收到以下错误.
DB这些年来一直很好,并且突然停止工作.

Connecting to (DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=ABC.LOCAL)(PORT=1521)
STATUS of the LISTENER
------------------------
Alias                     LISTENER
Version                   TNSLSNR for 64-bit Windows: Version 11.2.0.1.0 - Production
Start Date                19-MAY-2014 12:18:17
Uptime                    0 days 0 hr. 22 min. 51 sec
Trace Level               off
Security                  ON: Local OS Authentication
SNMP                      OFF
Listener Parameter File   D:\Oracle\Administrator\product\11.2.0\dbhome_1\network\admin\listener.ora
Listener Log File         d:\oracle\administrator\diag\tnslsnr\abc\listener\alert\log.xml
Listening Endpoints Summary...
  (DESCRIPTION=(ADDRESS=(PROTOCOL=tcp)(HOST=ABC.LOCAL)(PORT=1521)))
  (DESCRIPTION=(ADDRESS=(PROTOCOL=ipc)(PIPENAME=\\.\pipe\EXTPROC1521ipc)))
Services Summary...
Service "CLRExtProc" has 1 instance(s).
  Instance "CLRExtProc", status UNKNOWN, has 1 handler(s) for this service...
Service "devdb" has 1 …