Critical Risk →

delete_workspace_object

Delete a workspace notebook or directory

How to control delete_workspace_object ↓

What delete_workspace_object does on Databricks MCP Server

AI agents call delete_workspace_object to permanently remove resources in Databricks MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

Critical Risk

Why delete_workspace_object needs a policy

This tool irreversibly deletes data (notebooks or directories) from a Databricks workspace. Deletion cannot be undone without restore capabilities, and loss of notebooks or entire directory structures represents significant data destruction. High severity due to potential impact on analytics workflows, code repositories, and business logic stored in notebooks.

From the tool's definition Tool name explicitly contains 'delete'. Description states 'Delete a workspace notebook or directory' — a permanent, irreversible removal of files/objects.

Documented attack patterns abuse exactly the kind of access delete_workspace_object gives an agent:

How to control delete_workspace_object

PolicyLayer is an MCP gateway — it sits between your AI agents and Databricks MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for delete_workspace_object:

policy.json
{
  "version": "1",
  "default": "deny",
  "hide": [
    "delete_workspace_object"
  ]
}

delete_workspace_object disappears from the agent's tool list entirely, and any attempt to call it is denied. The rest of the server keeps working.

  1. Create a free account and register Databricks MCP Server — nothing to install.
  2. Add this policy — paste it, or build it visually.
  3. Point your MCP client (Claude, Cursor, anything) at your gateway URL.
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Related tools and policies

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Questions about delete_workspace_object

What does the delete_workspace_object tool do? +

Delete a workspace notebook or directory. It is categorised as a Destructive tool in the Databricks MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on delete_workspace_object? +

Register the Databricks MCP Server MCP server in PolicyLayer and add a rule for delete_workspace_object: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Databricks MCP Server. Nothing to install.

What risk level is delete_workspace_object? +

delete_workspace_object is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit delete_workspace_object? +

Yes. Add a rate_limit block to the delete_workspace_object rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.

How do I block delete_workspace_object completely? +

Set action: deny in the PolicyLayer policy for delete_workspace_object. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.

What MCP server provides delete_workspace_object? +

delete_workspace_object is provided by the Databricks MCP Server MCP server (markov-kernel/databricks-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every Databricks MCP Server tool call.

Start from Databricks MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

Free to start. No card required.

38 Databricks MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.

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