Account-Level Namespace Segmentation for Database Access Control
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Solution Overview
Problem
Database platforms face challenges in managing name collisions and access control for objects within customer accounts, leading to complexity and inefficiency in object naming, replication, and user access.
Innovation Solution
Implementing account-level namespaces that allow for name resolution and access control, enabling developers to manage objects within specific namespaces, preventing name collisions and simplifying replication and user access.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional flat namespace structure is used for database objects, then object naming is simple, but name collisions occur and access control becomes complex
Solution Approach 1:
The patent segments the flat namespace into hierarchical account-level namespaces, where each customer account has its own isolated namespace. This segmentation prevents name collisions between objects from different accounts while maintaining simple naming within each account's namespace.
Solution Approach 2:
The patent adds an account-level dimension to the traditional flat namespace, transforming it from a two-dimensional structure (database objects) to a three-dimensional hierarchical structure (account → namespace → objects). This dimensional change enables isolated name spaces for different customers while preserving simple object naming within each account.
2Reliability
If centralized access control is implemented for all database objects, then security is maintained, but administrative burden increases
Solution Approach 1:
The patent segments access control management by implementing account-level namespaces, where each customer account has autonomous control over its own objects. This eliminates the need for centralized administrative management across all customer accounts, reducing administrative burden while maintaining security within each account's boundary.
Solution Approach 2:
Each customer account autonomously manages its own namespace and objects without requiring external administrative intervention. The account-level namespace enables self-service access control where customers can independently manage their own database objects, reducing the administrative burden on platform operators.
3Reliability
If objects are replicated across multiple environments, then system reliability is improved, but replication errors increase
Solution Approach 1:
The patent implements account-level namespaces that can be replicated as complete, isolated units across different environments (development, testing, production). This copying approach ensures that all objects within an account's namespace are replicated together, maintaining referential integrity and reducing replication errors compared to individual object replication.
Data Source
AI summary
A database platform authenticates a system user for access via an application to a database that is associated with a customer account of the database platform. The system user is a first object in a first account-level namespace of the customer account, and the first account-level namespace is distinct from a default account-level namespace of the customer account. The database platform sends, as the system user, a query to the database via the application. The database platform receives, as the system user, results of the query from the database, and stores, as the system user, the results of the query in a first-namespace stage, which is a second object in the first account-level namespace.