sqlplus '/ as sysdba'<set pagesize 200 heading off feedback off
spool /oracle/test.sh
select '/usr/sbin/lvdisplay '||file_name||'|'||'grep '||''''||'LV Size'||'''' from dba_data_files where autoextensible='NO';
spool off
exit
EOF
more test.sh|sed '/^$/d'|sed '/SQL>/d'>test1.sh&&mv test1.sh test.sh
chmod u+x test.sh
rawsize=`sudo -u root /oracle/test.sh|awk {'print $3'}`
rawsize=`echo ${rawsize}-1|bc`
rawsize=${rawsize}m
sqlplus '/as sysdba'<alter database datafile '/dev/vg2/lv2' autoextend on maxsize ${rawsize};
EOF
chmod u+x all.sh
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