创建、修改、删除ORACLE表空间
//创建表空间
create tablespace MyFirstSpace datafile '/opt/oracle/app/oracle/product/9.2.0/dbs/MyFirstSpace.ora' size 512M AUTOEXTEND ON NEXT 5M MAXSIZE UNLIMITED default storage (initial 128K next 2M pctincrease 0);
SQL>create tablespace fred
datafile 'd:\oracle\oradata\orcl\fred01.dbf'
size 100K reuse;(reuse用于处理已经存在 datafiles)
删除表空间命令:
SQL>drop tablespace INDX including contents;
drop tablespace BLOBS including contents;
drop tablespace BLOBS include contents and datafiles;(删除内容及datafiles)
改变表空间大小命令:
SQL> ALTER database DATAFILE 'INDX.dbf' resize 500M;
ALTER TABLESPACE spacename ADD DATAFILE 'c:\orant\database\usr02.dbf'
DEFAULT STORAGE (INITIAL 4M NEXT 2 M );