how to drop 'offline datafile' please answer
in oracle 10g
datafile is offline
how to drop offline datafile
please answer
ex) file_name tablespace_name status
a.dbf a online
b.dbf a offline
c.dbf a online
alter tablespace drop datafile sql is fail
occur including data error....
so i execute add including contents and datafile option
it is fail because not exists alter tablespace ...INCLUDING DATAFILES clause in oracle docs.