Which SQL statements are NOT available in Autonomous Data Warehouse?

The correct response indicates that both ALTER Profile and CREATE Tablespace, as well as Administer Key Management and Create Database Link, are SQL statements not available in Autonomous Data Warehouse.

In the context of Autonomous Database, certain administrative capabilities and SQL statements are restricted or not applicable due to the managed nature of the service. The Autonomous Data Warehouse (ADW) environment is designed to optimize certain processes and simplify database management for users, which limits direct control over specific features that are common in traditional database management systems.

ALTER Profile and CREATE Tablespace are administrative commands that pertain to user and resource management functions that a database administrator would typically use. However, the ADW is a fully managed service that abstracts many of these traditional administrative tasks to ensure optimal performance and security, thus preventing the need for direct manipulation of database profiles and tablespaces.

Regarding Administer Key Management and Create Database Link, these commands involve managing encryption keys and inter-database communication. Autonomous Database is structured to handle these aspects behind the scenes to enhance security and ease of use for end-users, meaning that such functions are not available for direct intervention or configuration by the user.

This holistic view of how Autonomous Data Warehouse operates clarifies that both categories of SQL statements mentioned are restricted. By understanding these