查看数据文件是否自动扩展

SQL> col file_name for a60;

SQL> col tablespace_name for a20;

SQL> select file_id,file_name,tablespace_name,autoextensible from dba_data_files order by file_id;

FILE_ID FILE_NAME TABLESPACE_NAME AUT

---------- ------------------------------------------------------------ -------------------- ---

1 /home/u01/app/oracle/oradata/ghsjdb/system01.dbf SYSTEM YES

2 /home/u01/app/oracle/oradata/ghsjdb/sysaux01.dbf SYSAUX YES

3 /home/u01/app/oracle/oradata/ghsjdb/undotbs01.dbf UNDOTBS1 YES

4 /home/u01/app/oracle/oradata/ghsjdb/users01.dbf USERS YES

5 /home/u01/app/oracle/oradata/ghsjdb/ghsj_xm.dbf GHSJ_XM YES

6 /home/u01/app/oracle/oradata/ghsjdb/ghsj_jcsj.dbf GHSJ_JCSJ YES

7 /home/u01/app/oracle/oradata/ghsjdb/ghsj_pwgl.dbf GHSJ_PWGL YES

8 /home/u01/app/oracle/oradata/ghsjdb/shine_fm.dbf SHINE_FM YES

9 /home/u01/app/oracle/oradata/ghsjdb/shine_fm_idx.dbf SHINE_FM_IDX YES

10 /home/u01/app/oracle/oradata/ghsjdb/sde.dbf SDE YES

11 /home/u01/app/oracle/oradata/ghsjdb/ts_platform.dbf TS_PLATFORM YES

12 /home/u01/app/oracle/oradata/ghsjdb/index_assess.dbf INDEX_ASSESS NO

13 /home/u01/app/oracle/oradata/ghsjdb/GHSJ_PWGL_01 GHSJ_PWGL YES

14 /home/u01/app/oracle/oradata/ghsjdb/pdrepo_datafile TBS_PDREPO YES

15 /home/u01/app/oracle/oradata/ghsjdb/tbs_ogg.dbf TBS_OGG YES

修改数据文件为自动扩展模式

alter database datafile '/home/u01/app/oracle/oradata/ghsjdb/index_assess.dbf' autoextend on;

注意：不能对小文件表空间执行自动扩展

SQL> alter tablespace index_assess autoextend on next 100m maxsize unlimited;

alter tablespace index_assess autoextend on next 100m maxsize unlimited

*

ERROR at line 1:

ORA-32773: operation not supported for smallfile tablespace INDEX_ASSESS

autoextend_clause
This clause is valid only for bigfile (single-file) tablespaces. Use this clause to enable or disable autoextension of the single data file in the tablespace. To enable or disable autoextension of a newly added data file or temp file in smallfile tablespaces,
use the

autoextend_clause

of the

database_file_clauses in the

ALTER

DATABASE

statement.