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我要让SQL查询到Oracle这些表:对表的访问
GV$INSTANCE
SYS.V_$DATAFILE
DBA_DATA_FILES
DBA_FREE_SPACE
V$SESSION
DBA_JOBS_RUNNING
DBA_SCHEDULER_JOBS
DBA_SCHEDULER_JOB_CLASSES
V$SESSION
V$SESSTAT
V$STATNAME
GV$SESSION
GV$SESSTAT
GV$STATNAME
GV$PROCESS
V$RMAN_BACKUP_JOB_DETAILS
我怎么可以给对它们的访问?