Can you describe the role-based access control mechanisms and policies available for data access?

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Can you describe the role-based access control (RBAC) mechanisms and policies available for data access?

Alejandro Penzini Answered question September 6, 2023
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Sure. Snowflake's RBAC mechanism allows you to control access to data and objects in Snowflake by assigning roles to users. A role is a collection of permissions that define what a user can do. Permissions can be granted to roles at the database, schema, table, and column level.

To create a role, you need to specify the following:

The name of the role
The permissions that the role will have
The users or groups that will be assigned to the role
Once you have created a role, you can assign it to users or groups. When you assign a role to a user, the user will inherit all of the permissions that are associated with the role.

Snowflake also provides a number of policies that can be used to further control access to data. These policies include:

Data masking: This policy allows you to mask sensitive data so that it cannot be seen by unauthorized users.
Data encryption: This policy encrypts data at rest and in transit so that it cannot be read by unauthorized users.
Auditing: This policy records all access to data so that you can track who has accessed what data and when.
By using RBAC and these policies, you can effectively control access to data in Snowflake and protect it from unauthorized access.

Here are some of the specific RBAC mechanisms and policies available in Snowflake:

Role hierarchy: You can create a hierarchy of roles so that users can inherit permissions from parent roles. This can help to simplify the management of permissions.
Future grants: You can grant permissions to roles that will take effect in the future. This can be useful for planning changes to your access control policy.
Managed access schemas: You can create managed access schemas to centralize the management of grants for a particular set of objects. This can help to improve the efficiency of your access control management.
Auditing: Snowflake provides comprehensive auditing capabilities that you can use to track all access to data. This can help you to identify and investigate unauthorized access.

Alejandro Penzini Answered question September 6, 2023
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