具体说明: schema 为数据库对象的集合,为了区分各个集合,我们须要给这个集合起个名字,这些名字就是我们在企业管理器的 schema 下看到的很多类似username的节点,这些类似username的节点事实上就是一个schema,schema 里面包括了各种对象如:tables,views,sequences,stored procedures,synonyms,indexes
In Oracle Database 10g, Oracle introduced the new Transparent Data Encryption (TDE) feature, which let you easily encrypt a column’s data in a table. The encryption is called transparent because the Oracle database takes care of all the encryption and decryption details, with no need for you...
alter database datafile 'C:\APP\ADMINISTRATOR\ORADATA\MYORACLE\SYSTEM01.DBF' resize 800m; 1.
データベースを自動UNDO管理モードで実行することをお薦めします。詳細は、『Oracle Database管理者ガイド』を参照してください。 構文 create_tablespace::= 図create_tablespace.gifの説明 (permanent_tablespace_clause::=、temporary_tablespace_clause::=、undo_tablespace_clause::=を参照) ...
Oracle Database 11g Enterprise Edition Release 11.2.0.4.0 - 64bit Production With the Partitioning, OLAP, Data Mining and Real Application Testing options SQL> c. Create a directory object in the on-premises database to reference the operating system directory. ...
Oracle strongly recommends that you run your database in automatic undo management mode. For more information, refer toOracle Database Administrator's Guide. Syntax create_tablespace::= Description of the illustration create_tablespace.eps (permanent_tablespace_clause::=,temporary_tablespace_clause::=,...
When it comes to databases in general and oracle specifically, we hear the term " tablespace " when trying to create a database object. there is some question
To resize datafile, use below command: SQL> alter database datafile 'datafile_name' resize 31G; Network Wait: SQL*Net more data from client in awr report Tablespace Utilization In Oracle Multitenant Database
Oracle Database Backup Service - Version N/A and laterOracle Database Cloud Schema Service - Version N/A and laterGen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and laterInformation in this document applies to any platform....
在oracle中有时需要把表移动到其他表空间中,下面是移动的步骤。 首先,使用下面的命令移动: alter table table_name move tablespace tablespace_name; 然后,如果有索引的话必须重建索引: alter index index_name rebuild tablespace tablespace_name; 需要注意的地方是: ...