list_prewarmed_relations

A read tool on the Mcpg MCP server.

SERVERMcpg SOURCEpypi:mcpg

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/io-github-devopam-mcpg/list-prewarmed-relations.md

WHAT IT DOES

What list_prewarmed_relations does on Mcpg

AI agents call list_prewarmed_relations to retrieve information from Mcpg without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why list_prewarmed_relations is rated Low

This tool retrieves metadata about prewarmed relations (likely cached/optimized data). The 'list' operation has no side effects and is informational. Despite the empty description limiting confidence slightly, the naming convention clearly indicates a read-only retrieval operation with minimal blast radius if misused.

From the tool's definition Tool name 'list_prewarmed_relations' indicates a listing/querying operation on prewarmed relations in PostgreSQL. The verb 'list' is a canonical Read operation that retrieves information without modification.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs list_prewarmed_relations safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcpg, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For list_prewarmed_relations, this is the rule to start with:

list_prewarmed_relations Allowed

list_prewarmed_relations is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "list_prewarmed_relations": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Mcpg, apply this rule, and every list_prewarmed_relations call is checked against it from then on.

FAQ

Questions about list_prewarmed_relations

What does the list_prewarmed_relations tool do? +

list_prewarmed_relations is a read tool on the Mcpg MCP server. It is categorised as a Read tool in the Mcpg MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on list_prewarmed_relations? +

Register the Mcpg MCP server in PolicyLayer and add a rule for list_prewarmed_relations: 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 Mcpg. Nothing to install.

What risk level is list_prewarmed_relations? +

list_prewarmed_relations is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit list_prewarmed_relations? +

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

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

list_prewarmed_relations is provided by the Mcpg MCP server (pypi:mcpg). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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