问题解决ORA-30036: unable to extend segment by 8 in undo tablespace ‘UNDOTBS1‘
1.查询undotbs1是否存在SELECTA.TABLESPACE_NAME,A.BYTES/1024/1024"DISK_SIZE(MB)",(A.BYTES-B.BYTES)/1024/1024"USED_SIZE(MB)",B.BYTES/1024/1024"FREE_SIZE(MB)",ROUND(((A.BYTES-B.BYTES)/A.BYTES)*100,2)"USED_RATE(