如何讓普通使用者可以對DBA_SOURCE檢視進行閃回查詢？

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賦權：GRANT SELECT , FLASHBACK ON DBA_SOURCE TO LHR10;

或：GRANT DBA,SELECT_CATALOG_ROLE TO LHR10;

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LHR@orclasm > DROP USER LHR10;
CREATE USER LHR10 IDENTIFIED BY LHR;
GRANT RESOURCE TO LHR10;








User dropped.


LHR@orclasm > 
User created.


LHR@orclasm > 
Grant succeeded.


LHR@orclasm > LHR@orclasm > LHR@orclasm > LHR@orclasm > 
LHR@orclasm > 
LHR@orclasm > 
LHR@orclasm > CONN LHR10/LHR;
ERROR:
ORA-01045: user LHR10 lacks CREATE SESSION privilege; logon denied




Warning: You are no longer connected to ORACLE.
@ > CONN / AS SYSDBA
Connected.
SYS@orclasm > GRANT CONNECT,RESOURCE TO LHR10;


Grant succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm > 
LHR10@orclasm > select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;
select * from dba_source as of timestamp sysdate -1/24 where rownum<=1
              *
ERROR at line 1:
ORA-00942: table or view does not exist




LHR10@orclasm > GRANT SELECT ON DBA_SOURCE TO LHR10;
GRANT SELECT ON DBA_SOURCE TO LHR10
                *
ERROR at line 1:
ORA-00942: table or view does not exist




LHR10@orclasm > CONN / AS SYSDBA
Connected.
SYS@orclasm > GRANT SELECT ON DBA_SOURCE TO LHR10;


Grant succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm > select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;
select * from dba_source as of timestamp sysdate -1/24 where rownum<=1
              *
ERROR at line 1:
ORA-01031: insufficient privileges




LHR10@orclasm > CONN / AS SYSDBA
Connected.
SYS@orclasm > GRANT FLASHBACK ON DBA_SOURCE TO LHR10;


Grant succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm > select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;


OWNER                          NAME                           TYPE
------------------------------ ------------------------------ ------------
      LINE
----------
TEXT
--------------------------------------------------------------------------------
SYS                            AGGXMLIMP                      TYPE
         1
type AggXMLImp




LHR10@orclasm > CONN / AS SYSDBA
Connected.
SYS@orclasm > REVOKE FLASHBACK ON DBA_SOURCE FROM LHR10;


Revoke succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm > 
LHR10@orclasm >  select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;
 select * from dba_source as of timestamp sysdate -1/24 where rownum<=1
               *
ERROR at line 1:
ORA-01031: insufficient privileges




LHR10@orclasm > CONN / AS SYSDBA
Connected.
SYS@orclasm > 
SYS@orclasm > GRANT SELECT_CATALOG_ROLE TO LHR10;


Grant succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm >  select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;
 select * from dba_source as of timestamp sysdate -1/24 where rownum<=1
               *
ERROR at line 1:
ORA-01031: insufficient privileges




LHR10@orclasm > CONN / as sysdba
Connected.
SYS@orclasm > grant dba to lhr10;


Grant succeeded.


SYS@orclasm > conn lhr10/LHR
Connected.
LHR10@orclasm >  select * from dba_source as of timestamp sysdate -1/24 where rownum<=1;


OWNER                          NAME                           TYPE
------------------------------ ------------------------------ ------------
      LINE
----------
TEXT
--------------------------------------------------------------------------------
SYS                            AGGXMLIMP                      TYPE
         1
type AggXMLImp

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