create_sp_draft · MSSQL MCP Server MCP: Risk & Policy

WHAT IT DOES

What create_sp_draft does on MSSQL MCP Server

AI agents use create_sp_draft to create or update resources in MSSQL MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your MSSQL MCP Server environment.

WHY IT NEEDS A POLICY

Why create_sp_draft needs a policy

This tool creates new data (a draft stored procedure) in a non-production environment. It is a reversible write operation with no destructive or execute capability—drafts can be deleted or overwritten. The isolation to a separate schema and explicit non-production assurance limit blast radius to low severity.

From the tool's definition Tool creates a draft version of a stored procedure in a separate schema. Description explicitly states 'does not affect production'. Function name includes 'create' which is a write operation.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

create_sp_draft Rate-limited

create_sp_draft stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "create_sp_draft": {
      "limits": [
        {
          "counter": "create_sp_draft_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches MSSQL MCP Server, so you can run agents against it safely.

FAQ

Questions about create_sp_draft

What does the create_sp_draft tool do? +

Create a draft version of a stored procedure for testing. The draft is created in a separate schema and does not affect production. It is categorised as a Write tool in the MSSQL MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on create_sp_draft? +

Register the MSSQL MCP Server MCP server in PolicyLayer and add a rule for create_sp_draft: 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 MSSQL MCP Server. Nothing to install.

What risk level is create_sp_draft? +

create_sp_draft is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit create_sp_draft? +

Yes. Add a rate_limit block to the create_sp_draft 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 create_sp_draft completely? +

Set action: deny in the PolicyLayer policy for create_sp_draft. 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 create_sp_draft? +

create_sp_draft is provided by the MSSQL MCP Server MCP server (jpcanter/sql-server-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.