podbc_spasql_query · MCP PyODBC Server MCP: Risk & Policy

WHAT IT DOES

What podbc_spasql_query does on MCP PyODBC Server

AI agents invoke podbc_spasql_query to trigger actions in MCP PyODBC Server. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call — builds kicked off, notifications sent, workflows started.

WHY IT NEEDS A POLICY

Why podbc_spasql_query needs a policy

SPASQL (SPARQL inside SQL) is a hybrid query language that can combine SPARQL graph pattern matching with SQL operations. Executing arbitrary SPASQL queries can perform reads, writes, or even destructive operations depending on the query content.

From the tool's definition "Execute a SPASQL query and return results"

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

podbc_spasql_query Rate-limited

podbc_spasql_query stays usable, but rate-capped — a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "podbc_spasql_query": {
      "limits": [
        {
          "counter": "podbc_spasql_query_rate",
          "window": "minute",
          "max": 10,
          "scope": "grant"
        }
      ]
    }
  }
}

RATE-LIMIT THIS TOOL →

Instant setup, no code required.

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

FAQ

Questions about podbc_spasql_query

What does the podbc_spasql_query tool do? +

Execute a SPASQL query and return results. It is categorised as a Execute tool in the MCP PyODBC Server MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.

How do I enforce a policy on podbc_spasql_query? +

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

What risk level is podbc_spasql_query? +

podbc_spasql_query is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.

Can I rate-limit podbc_spasql_query? +

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

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

podbc_spasql_query is provided by the MCP PyODBC Server MCP server (openlinksoftware/mcp-pyodbc-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.