Oracle database user creation, permission assignment

oracle| Create | data | Database 1. Parameter setting when database is installed
The following database has a version of Oracle 9I (9.2.0), and when the database is installed, the database system creates a database instance, where the installation directory is: \oracle, the database name and the database SID number are entered: ora9i, The character set must be selected as: ZHS16GBK (otherwise it will be difficult to operate in Chinese after the cross-platform operation).
2. Creation of database users, assignment of permissions
After the database installation is complete, there are two system-level users:

1, the system default password is: Manager

2, sys default password is: Change_on_install

Locate the Sqlplus program in the \oracle\product\9.2\bin in the installed database directory, and run:./sqlplus system/manager@ora9i



Use System users to create their own users, permissions, and SQL statements as follows:

1. Create User:

Create user username identified by pwd default tablespace users temporary tablespace Temp;

2. User authorization

Grant CONNECT,RESOURCE,DBA to business;

3. Submit

Commit
3. Create a database with a database script
As described above, use Sqlplus to username user login, enter: @ Create the script name of the database. SQL carriage return, you can create tables, views, stored procedures, and so on in the database.

Note: The above creation user process can make the user's table without the system automatically generated n multiple temporary tables.