mysql_set_variable

Set a MySQL variable.

SERVERMcp Windows SOURCEmukul975/mcp-windows-automation

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/mukul975-mcp-windows-automation/mysql-set-variable.md

WHAT IT DOES

What mysql_set_variable does on Mcp Windows

AI agents use mysql_set_variable to create or update resources in Mcp Windows, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcp Windows environment.

RISK

Why mysql_set_variable is rated Medium

This tool modifies MySQL variables (configuration parameters), which are system settings that can affect database behavior, performance, and functionality. While not destructive (changes are typically reversible), this represents a Write operation that alters system state.

From the tool's definition Tool name is 'mysql_set_variable' with description 'Set a MySQL variable.' The verb 'set' indicates modification of database configuration state.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mysql_set_variable safely

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

mysql_set_variable Rate-limited

mysql_set_variable 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": {
    "mysql_set_variable": {
      "limits": [
        {
          "counter": "mysql_set_variable_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about mysql_set_variable

What does the mysql_set_variable tool do? +

Set a MySQL variable. It is categorised as a Write tool in the Mcp Windows MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on mysql_set_variable? +

Register the Mcp Windows MCP server in PolicyLayer and add a rule for mysql_set_variable: 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 Windows. Nothing to install.

What risk level is mysql_set_variable? +

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

Can I rate-limit mysql_set_variable? +

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

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

mysql_set_variable is provided by the Mcp Windows MCP server (mukul975/mcp-windows-automation). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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