bigquery_get_table_schema

BigQuery 테이블 스키마(컬럼 정보) 조회

SERVERMimi Seed SOURCE@yoonion/mimi-seed-mcp

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/yoonion-mimi-seed-mcp/bigquery-get-table-schema.md

WHAT IT DOES

What bigquery_get_table_schema does on Mimi Seed

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

RISK

Why bigquery_get_table_schema is rated Low

This tool retrieves schema metadata from BigQuery tables—column names, types, and structure. It performs no side effects, creates no data, executes no code, and causes no modifications. This is a straightforward read/query operation with minimal blast radius if misused by an AI agent, as it only exposes table structure information.

From the tool's definition Tool name 'bigquery_get_table_schema' and description 'BigQuery 테이블 스키마(컬럼 정보) 조회' (BigQuery table schema column information retrieval) indicates a query/retrieval operation that returns metadata about table structure without modifying data.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs bigquery_get_table_schema safely

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

bigquery_get_table_schema Allowed

bigquery_get_table_schema 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": {
    "bigquery_get_table_schema": {}
  }
}

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

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

FAQ

Questions about bigquery_get_table_schema

What does the bigquery_get_table_schema tool do? +

BigQuery 테이블 스키마(컬럼 정보) 조회. It is categorised as a Read tool in the Mimi Seed MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on bigquery_get_table_schema? +

Register the Mimi Seed MCP server in PolicyLayer and add a rule for bigquery_get_table_schema: 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 Mimi Seed. Nothing to install.

What risk level is bigquery_get_table_schema? +

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

Can I rate-limit bigquery_get_table_schema? +

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

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

bigquery_get_table_schema is provided by the Mimi Seed MCP server (@yoonion/mimi-seed-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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