oracle 10G创建表空间

    xiaoxiao2026-08-13  8

    ORACLE 10G 创建和查看表空间(临时表空间)名称及空间信息

    /*第1步:创建临时表空间  */ create temporary tablespace tv_temp  tempfile 'D:\orcldata\tv\temp.dbf' size 20480M  autoextend on  next 500M maxsize 30720M extent management local;  /*第2步:创建数据表空间  */ create tablespace tv_data  nologging datafile 'D:\orcldata\tv\data.dbf' size 4096M  autoextend on  next 200M maxsize 20480m extent management local; /*第3步:创建用户并指定表空间  */ create user tv identified by tv default tablespace tv_data temporary tablespace tv_temp; /*第4步:给用户授予权限  */

    grant connect,resource,dba to username;

    grant create session,create table,unlimited tablespace to tv;

     

     

    1、查看表空间

    select tv.tablespace_name "TABLESPACE_NAME",totalspace "TOTALSPACE/M",freespace "FREESPACE/M",round((1-freespace/totalspace)*100,2) "USED%" from (select tablespace_name,round(sum(bytes)/1024/1024) totalspace from    dba_data_files group by tablespace_name) tv,          (select tablespace_name,round(sum(bytes)/1024/1024) freespace from dba_free_space group by tablespace_name) fs where tv.tablespace_name=fs.tablespace_name;

     

    TABLESPACE_NAME                TOTALSPACE/M FREESPACE/M      USED% ------------------------------ ------------ ----------- ---------- KB                                          1024        1023                          .1 SYSAUX                                    320             3                      99.06 SYSTEM                                    450             9                           98 TV                                           4096         128                     96.88 UNDOTBS1                               5760        5670                      1.56 USERS                                         5              5                            0

    6 rows selected.

     

    2、查看临时表空间

    SQL> select tablespace_name from dba_tablespaces;

    TABLESPACE_NAME ------------------------------ SYSTEM UNDOTBS1 SYSAUX TEMP USERS TV KB

    7 rows selected.

     

    SQL> select tablespace_name,file_name,bytes/1024/1024 file_size,autoextensible from dba_temp_files;

    TABLESPACE_NAME      FILE_NAME                             FILE_SIZE      AUT --------------------------------------------------------------------------- TEMP                           E:\ORCLDATA\TV\TEMP01.DBF    1834          YES      

     

    3、增加表空间大小

    alter tablespace tv add datafile 'E:\orcldata\tv\data1.dbf' size 4096M;

     

    4、增加临时表空间大小

    SQL> alter database tempfile 'E:\orcldata\tv\temp01.dbf' resize 8192M;

    Database altered.

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