Windows NT Maximum 4GB files on FAT Theoretical 16TB on NTFS Sun Solaris (32 bit Oracle releases) ======================================= OS Limits ~~~~~~~~~ Release Max file-system size Max OS File size < Solaris 2.6 1TB (UFS) 2GB >= Solaris 2.6 1TB (40 bits) 1TB Oracle Limits ~~~~~~~~~ SOLARIS 2.6 / 2.7 / 2.8 File EXP/ Loader Oracle System Raw Imp** see ** UTL_FILE ========================================== 8.1.6.0 >4GB >=2GB >=2GB >=2GB >=2GB 8.1.5.0 32Bit >4GB >=2GB <2GB <2GB <2GB 8.1.5.0 64Bit >4GB >=2GB <2GB 8.0.6.0 >4GB >=2GB <2GB >2GB 8.0.5.2 >4GB >=2GB <2GB <2GB <2GB 8.0.5.1 <4GB >=2GB <2GB <2GB <2GB 8.0.5.0 <2GB >=2GB <2GB <2GB <2GB >=8.0.4.2 <4GB >=2GB <2GB <2GB <2GB < 8.0.4.2 <2GB >=2GB <2GB <2GB <2GB 8.0.3.x <2GB >=2GB <2GB <2GB <2GB 7.3.4.x <2GB >=2GB <2GB <2GB <2GB 7.3.3.x <2GB >=2GB <2GB <2GB <2GB HP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ HPUX Unix Limits ~~~~~~~~~~~~~~~~~ Max file system size: <= HP-UX 10.10 4GB >= HP-UX 10.20 128GB >= HP-UX 11.00 1TB Max OS file size: <= HP-UX 10.10 2GB >= HP-UX 10.20 128GB >= HP-UX 11.00 1TB Oracle on HPUX Limits ~~~~~~~~~~~~~~~~~~~~~~ Max Datafile Size File Raw Async Export/ SQL*Loader Release System Device I/O Import** (see **) ============================================= 8.1.7.x 64GB 64GB raw only >2GB >2GB 8.1.6.x 64GB 64GB raw only >2GB >2GB 8.0.6.x 64GB 64GB raw only See*1 See*2 8.0.5.x 64GB 64GB raw only See*1 <2GB 8.0.4.x 64GB 64GB raw only SIL HPUX10.20 > 2GB HPUX-11 <2GB 8.0.3.x <2GB <2GB raw only 2GB 2GB 7.3.4.x 64GB 64GB raw only SIL 2GB >=7.3.3.4.1 64GB 64GB raw only SIL 2GB 7.3.2.3 <2GB <2GB raw only 2GB 2GB 7.1.6 <2GB <2GB raw only 2GB 2GB
下面的SQL语句可以查看数据库物理文件是否是自动增长的及相关参数。
select tablespace_name,file_name, round(bytes/(1024*1024),0) total_space, autoextentsible,increment_by,maxbytes from dba_data_files order by tablespace_name;
alter database datafile ' D:/ORACLE/ORADATA/ORACLE8/APP01.DBF' autoextend off; alter database datafile ' D:/ORACLE/ORADATA/ORACLE8/APP01.DBF' autoextend on next 50MB maxsize 1500MB;