SELECT SUBSTR(a.tablespace_name,1,30) TABLESPACE , ROUND(SUM(a.total1) /1024/1024,1) "TotalMB" , ROUND(SUM(a.total1) /1024/1024,1)-ROUND(SUM(a.sum1)/1024/1024,1) "UsedMB" , ROUND(SUM(a.sum1) /1024/1024,1) "FreeMB" , ROUND((ROUND(SUM(a.total1)/1024/1024,1)-ROUND(SUM(a.sum1)/1024/1024,1))/ROUND(SUM(a.total1)/1024/1024,1)*100,2) "Used%" FROM (SELECT tablespace_name ,0 total1 ,SUM(bytes) sum1 ,MAX(b..