3、备份归档日志 RMAN> backup archivelog all delete input; 4、复制数据文件 RMAN> copy datafile1to'/home/oracle/oracle_bak/bak/system.copy'; 说明一下,这里的数字1对应着命令report schema结果中的1 5、查看备份和文件副本 RMAN> list backup; 查看复制文件 RMAN> list copy 6、验证备份 RMAN> validate...
共性:不同的分区之间必须有相同的逻辑属性,比如表名,列名,数据类型,约束等, 个性:各个分区可以有不同的物理属性,比如pctfree, pctused, and tablespaces. 分区独立性:即使某些分区不可用,其他分区仍然可用。 特殊性:含有LONG、LONGRAW数据类型的表不能进行分区...
3、备份归档日志 RMAN> backup archivelog all delete input; 4、复制数据文件 RMAN> copy datafile 1 to '/home/oracle/oracle_bak/bak/system.copy'; 说明一下,这里的数字1对应着命令report schema结果中的1 5、查看备份和文件副本 RMAN> list backup; 查看复制文件 RMAN> list copy 6、验证备份 RMAN> val...
Before granting the UNLIMITED TABLESPACE system privilege, you must consider the consequences of doing so. Advantage: You can grant a user unlimited access to all tablespaces of a database with one statement. Disadvantages: (1)The privilege overrides all explicit tablespace quotas for the user. (2...
select tablespace_name from dba_tablespaces; 主库拷贝参数文件,密码文件至新主机,根据新主机修改参数文件和创建新实例所需目录: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 ## 生成pfile参数文件 sqlplus/assysdba create pfile='/home/oracle/pfile.ora'from spfile;exit;## 拷贝至新主机 ...
impdp sys/passwd tablespaces=tbs1 directory=data_dir dumpfile=expdp.dmp logfile=impdp.log 5、追加数据; impdp sys/passwd directory=data_dir dumpfile=expdp.dmp schemas=system table_exists_action=replace logfile=impdp.log; --table_exists_action:导入对象已存在时执行的操作。有效关键字:SKIP,APPEND,REP...
presuming following set of tablespaces applies to specified point-in-time List of tablespaces expected to have UNDO segments Tablespace SYSTEM Tablespace PDB18C:SYSTEM Tablespace UNDOTBS1 Tablespace PDB18C:UNDOTBS1 Creating automatic instance, with SID='EyDp' initialization parameters used for automatic ...
在SQL下输入:select * from ALL_TAB_COLUMNS where TABLE_NAME = '表名称大写'; 7.5 系统表 dba_开头... dba_users 数据库用户信息 dba_segments 表段信息 dba_extents 数据区信息 dba_objects 数据库对象信息 dba_tablespaces 数据库表空间信息 dba_data_files 数据文件设置信息 dba_temp_files 临时数据文件...
The followingquery returns a list of tablespaces that contain XMLTypes: Compatibility Considerations for TransportableTablespaces When youcreate a transportable tablespace set, Oracle Database computes the lowestcompatibility level at which the target database must run. This is referred toas the compatibili...
We don’t seem to have saved any data traffic through storage indexes (but that might be because Oracle doesn’t create storage indexes for temporary tablespaces – that’s a detail I’d have to check). It would be nice to know, of course, how many rows there were in the table, and...