oracle基礎練習6章 表空間和資料檔案
/* 2008/06/1 星期五
＊蒙昭良
*環境：linux5 + Oracle10gR2
*oracle基礎練習6章
＊表空間和資料檔案
*/
SQL> set line 130
SQL> col tablespace_name for a15
SQL> select tablespace_name,block_size,extent_management,segment_space_management
2 from dba_tablespaces;
TABLESPACE_NAME BLOCK_SIZE EXTENT_MAN SEGMEN
--------------- ---------- ---------- ------
SYSTEM 8192 LOCAL MANUAL
UNDOTBS1 8192 LOCAL MANUAL
SYSAUX 8192 LOCAL AUTO
TEMP 8192 LOCAL MANUAL
USERS 8192 LOCAL AUTO
UNDOTBS2 8192 LOCAL MANUAL
EXAMPLE 8192 LOCAL AUTO
PERFSTAT 8192 LOCAL AUTO
RISENET 8192 LOCAL AUTO
9 rows selected.
SQL> select tablespace_name,initial_extent,next_extent,max_extents,pct_increase,min_extlen from dba_tablespaces;
TABLESPACE_NAME INITIAL_EXTENT NEXT_EXTENT MAX_EXTENTS PCT_INCREASE MIN_EXTLEN
--------------- -------------- ----------- ----------- ------------ ----------
SYSTEM 65536 2147483645 65536
UNDOTBS1 65536 2147483645 65536
SYSAUX 65536 2147483645 65536
TEMP 1048576 1048576 0 1048576
USERS 65536 2147483645 65536
UNDOTBS2 65536 2147483645 65536
EXAMPLE 65536 2147483645 65536
PERFSTAT 65536 2147483645 65536
RISENET 65536 2147483645 65536
9 rows selected.
SQL> create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4 minimum extent 50k extent management dictionary
5 default storage (initial 50K next 50K maxextents 100 pctincrease 0);
create tablespace jinlian
*
ERROR at line 1:
ORA-12913: Cannot create dictionary managed tablespace
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4 minimum extent 50k extent management dictionary
5* default storage (initial 50K next 50K maxextents 100 pctincrease 0)
SQL> del 5
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4* minimum extent 50k extent management dictionary
SQL> /
create tablespace jinlian
*
ERROR at line 1:
ORA-12913: Cannot create dictionary managed tablespace
SQL> del 4
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3* '/u01/disk4/jinlian02.dbf' size 20M
SQL> a management dictionary;
3* '/u01/disk4/jinlian02.dbf' size 20M management dictionary
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3* '/u01/disk4/jinlian02.dbf' size 20M management dictionary
SQL> /
'/u01/disk4/jinlian02.dbf' size 20M management dictionary
*
ERROR at line 3:
ORA-02180: invalid option for CREATE TABLESPACE
SQL> select file_id,file_name,tablespace_name from db_data_files order by file_id;
select file_id,file_name,tablespace_name from db_data_files order by file_id
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> desc db_data_files;
ERROR:
ORA-04043: object db_data_files does not exist
SQL> desc dba_data_files;
Name Null? Type
----------------------------------------------------------------------- -------- ------------------------------------------------
FILE_NAME VARCHAR2(513)
FILE_ID NUMBER
TABLESPACE_NAME VARCHAR2(30)
BYTES NUMBER
BLOCKS NUMBER
STATUS VARCHAR2(9)
RELATIVE_FNO NUMBER
AUTOEXTENSIBLE VARCHAR2(3)
MAXBYTES NUMBER
MAXBLOCKS NUMBER
INCREMENT_BY NUMBER
USER_BYTES NUMBER
USER_BLOCKS NUMBER
ONLINE_STATUS VARCHAR2(7)
SQL> select file_id,file_name,tablespace_name from dba_datafile_files order by file_id;
select file_id,file_name,tablespace_name from dba_datafile_files order by file_id
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> l
1* select file_id,file_name,tablespace_name from dba_datafile_files order by file_id
SQL> c /datafile/data
1* select file_id,file_name,tablespace_name from dba_data_files order by file_id
SQL> l
1* select file_id,file_name,tablespace_name from dba_data_files order by file_id
SQL> /
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
1
/u01/app/oracle/oradata/orcl/system01.dbf
SYSTEM
2
/u01/app/oracle/oradata/orcl/undotbs01.dbf
UNDOTBS1
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
3
/u01/app/oracle/oradata/orcl/sysaux01.dbf
SYSAUX
4
/u01/app/oracle/oradata/orcl/users01.dbf
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
USERS
5
/u01/app/oracle/oradata/orcl/example01.dbf
EXAMPLE
6
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
/u01/app/oracle/oradata/orcl/perfstat.dbf
PERFSTAT
7
/u01/app/oracle/oradata/orcl/risenet.dbf
RISENET
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
8
/u01/app/oracle/oradata/orcl/undotbs02.dbf
UNDOTBS2
＊蒙昭良
*環境：linux5 + Oracle10gR2
*oracle基礎練習6章
＊表空間和資料檔案
*/
SQL> set line 130
SQL> col tablespace_name for a15
SQL> select tablespace_name,block_size,extent_management,segment_space_management
2 from dba_tablespaces;
TABLESPACE_NAME BLOCK_SIZE EXTENT_MAN SEGMEN
--------------- ---------- ---------- ------
SYSTEM 8192 LOCAL MANUAL
UNDOTBS1 8192 LOCAL MANUAL
SYSAUX 8192 LOCAL AUTO
TEMP 8192 LOCAL MANUAL
USERS 8192 LOCAL AUTO
UNDOTBS2 8192 LOCAL MANUAL
EXAMPLE 8192 LOCAL AUTO
PERFSTAT 8192 LOCAL AUTO
RISENET 8192 LOCAL AUTO
9 rows selected.
SQL> select tablespace_name,initial_extent,next_extent,max_extents,pct_increase,min_extlen from dba_tablespaces;
TABLESPACE_NAME INITIAL_EXTENT NEXT_EXTENT MAX_EXTENTS PCT_INCREASE MIN_EXTLEN
--------------- -------------- ----------- ----------- ------------ ----------
SYSTEM 65536 2147483645 65536
UNDOTBS1 65536 2147483645 65536
SYSAUX 65536 2147483645 65536
TEMP 1048576 1048576 0 1048576
USERS 65536 2147483645 65536
UNDOTBS2 65536 2147483645 65536
EXAMPLE 65536 2147483645 65536
PERFSTAT 65536 2147483645 65536
RISENET 65536 2147483645 65536
9 rows selected.
SQL> create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4 minimum extent 50k extent management dictionary
5 default storage (initial 50K next 50K maxextents 100 pctincrease 0);
create tablespace jinlian
*
ERROR at line 1:
ORA-12913: Cannot create dictionary managed tablespace
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4 minimum extent 50k extent management dictionary
5* default storage (initial 50K next 50K maxextents 100 pctincrease 0)
SQL> del 5
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3 '/u01/disk4/jinlian02.dbf' size 20M
4* minimum extent 50k extent management dictionary
SQL> /
create tablespace jinlian
*
ERROR at line 1:
ORA-12913: Cannot create dictionary managed tablespace
SQL> del 4
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3* '/u01/disk4/jinlian02.dbf' size 20M
SQL> a management dictionary;
3* '/u01/disk4/jinlian02.dbf' size 20M management dictionary
SQL> l
1 create tablespace jinlian
2 datafile '/u01/disk2/jinlian01.dbf' size 10M,
3* '/u01/disk4/jinlian02.dbf' size 20M management dictionary
SQL> /
'/u01/disk4/jinlian02.dbf' size 20M management dictionary
*
ERROR at line 3:
ORA-02180: invalid option for CREATE TABLESPACE
SQL> select file_id,file_name,tablespace_name from db_data_files order by file_id;
select file_id,file_name,tablespace_name from db_data_files order by file_id
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> desc db_data_files;
ERROR:
ORA-04043: object db_data_files does not exist
SQL> desc dba_data_files;
Name Null? Type
----------------------------------------------------------------------- -------- ------------------------------------------------
FILE_NAME VARCHAR2(513)
FILE_ID NUMBER
TABLESPACE_NAME VARCHAR2(30)
BYTES NUMBER
BLOCKS NUMBER
STATUS VARCHAR2(9)
RELATIVE_FNO NUMBER
AUTOEXTENSIBLE VARCHAR2(3)
MAXBYTES NUMBER
MAXBLOCKS NUMBER
INCREMENT_BY NUMBER
USER_BYTES NUMBER
USER_BLOCKS NUMBER
ONLINE_STATUS VARCHAR2(7)
SQL> select file_id,file_name,tablespace_name from dba_datafile_files order by file_id;
select file_id,file_name,tablespace_name from dba_datafile_files order by file_id
*
ERROR at line 1:
ORA-00942: table or view does not exist
SQL> l
1* select file_id,file_name,tablespace_name from dba_datafile_files order by file_id
SQL> c /datafile/data
1* select file_id,file_name,tablespace_name from dba_data_files order by file_id
SQL> l
1* select file_id,file_name,tablespace_name from dba_data_files order by file_id
SQL> /
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
1
/u01/app/oracle/oradata/orcl/system01.dbf
SYSTEM
2
/u01/app/oracle/oradata/orcl/undotbs01.dbf
UNDOTBS1
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
3
/u01/app/oracle/oradata/orcl/sysaux01.dbf
SYSAUX
4
/u01/app/oracle/oradata/orcl/users01.dbf
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
USERS
5
/u01/app/oracle/oradata/orcl/example01.dbf
EXAMPLE
6
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
/u01/app/oracle/oradata/orcl/perfstat.dbf
PERFSTAT
7
/u01/app/oracle/oradata/orcl/risenet.dbf
RISENET
FILE_ID
----------
FILE_NAME
----------------------------------------------------------------------------------------------------------------------------------
TABLESPACE_NAME
---------------
8
/u01/app/oracle/oradata/orcl/undotbs02.dbf
UNDOTBS2
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