mysql_stats_distinct

Get distinct values from a column with count. Useful for understanding cardinality and unique value distribution.

SERVERMysql Mcp SOURCEoci:docker.io/writenotenow/mysql-mcp:v1.0.0

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-neverinfamous-mysql-mcp/mysql-stats-distinct.md

WHAT IT DOES

What mysql_stats_distinct does on Mysql Mcp

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

RISK

Why mysql_stats_distinct is rated Low

This is a SELECT-based analytical query that retrieves distinct values and their counts from a database column. It has no side effects, cannot modify data, and poses minimal security risk beyond potential information disclosure if applied to sensitive columns. Classified as Read with low severity.

From the tool's definition Tool performs 'Get distinct values from a column with count', which queries data without modifying, deleting, or executing external operations. The description explicitly targets data retrieval ('understanding cardinality and unique value distribution').

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs mysql_stats_distinct safely

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

mysql_stats_distinct Allowed

mysql_stats_distinct 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": {
    "mysql_stats_distinct": {}
  }
}

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

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

FAQ

Questions about mysql_stats_distinct

What does the mysql_stats_distinct tool do? +

Get distinct values from a column with count. Useful for understanding cardinality and unique value distribution. It is categorised as a Read tool in the Mysql Mcp MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on mysql_stats_distinct? +

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

What risk level is mysql_stats_distinct? +

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

Can I rate-limit mysql_stats_distinct? +

Yes. Add a rate_limit block to the mysql_stats_distinct 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_stats_distinct completely? +

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

mysql_stats_distinct is provided by the Mysql MCP server (oci:docker.io/writenotenow/mysql-mcp:v1.0.0). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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