2020年10月29日 · A database administrator, or DBA, is responsible for maintaining, securing, and operating databases and also ensures that data is correctly stored and retrieved. In addition, DBAs often work with developers to design and implement new …

A predefined DBA role is automatically created with every Oracle Database installation. This role contains most database system privileges. Therefore, you should grant the DBA role only to actual database administrators. The DBA role does not include the SYSDBA or SYSOPER system privileges.

The Oracle Database Administrator. This chapter describes your responsibilities as a database administrator (DBA) who administers the Oracle database server. The following topics are discussed: Types of Oracle Users; Tasks of a Database Administrator; Identifying Your Oracle Database Software Release; Database Administrator Security and Privileges

DBA_ROLES describes all roles in the database. Indicates whether a given role is common. Possible values: Denotes whether the role was created, and is maintained, by Oracle-supplied scripts (such as catalog.sql or catproc.sql). A role for which this column has the value Y must not be changed in any way except by running an Oracle-supplied script.

2024年12月27日 · This comprehensive guide will walk you through everything you need to know about Oracle roles and permissions, complete with practical examples. Table of Contents. Understanding Oracle Roles; Listing Existing Roles; Checking Role Permissions; Managing Role Grants; Best Practices; Troubleshooting Common Issues; Understanding Oracle Roles

Administer and troubleshoot complex Oracle database systems that serve as the backbone of the Business critical Oracle Cloud Infrastructure service offerings.

Looking to become an Oracle DBA? Get started with these key beginner skills to build a foundation for a successful career as an Oracle database administrator.

2024年12月14日 · An Oracle DBA (Database Administrator) is a specialist responsible for managing and maintaining Oracle Database systems. Oracle DBAs ensure databases are available, performant, and secure, supporting applications critical to an organization’s operations.

Essentially, the Oracle DBA plays a pivotal role in the inception and sustained well-being of the database infrastructure. This dynamic role demands technical proficiency, strategic thinking,...

Each system privilege allows a user to perform a particular database operation or class of database operations. Table 21-1 lists all system privileges and the operations that they permit. For security reasons, system privileges do not allow users to access the data dictionary.