mysql_stats_top_n
Get the top N rows ranked by a column. Auto-excludes long-content columns (text, json, blob) from output unless selectColumns is specified.
This record as markdown: /tools/io-github-neverinfamous-mysql-mcp/mysql-stats-top-n.md
What mysql_stats_top_n does on Mysql Mcp
AI agents call mysql_stats_top_n 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.
Why mysql_stats_top_n is rated Low
This tool performs a SELECT query with ranking and filtering logic. It retrieves data without modifying, deleting, or executing arbitrary operations. While it may have access to sensitive data within the database, the operation itself is read-only. The auto-exclusion of long-content columns and selectColumns parameter are filtering mechanisms, not destructive actions.
From the tool's definition Tool retrieves top N rows ranked by a column with auto-exclusion of long-content columns. The description indicates 'Get the top N rows' which is a query/retrieval operation with no modification, deletion, or execution of arbitrary code.
Attacks that exploit this kind of access
The rule that runs mysql_stats_top_n 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_top_n, this is the rule to start with:
mysql_stats_top_n is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mysql Mcp, apply this rule, and every mysql_stats_top_n call is checked against it from then on.
Questions about mysql_stats_top_n
Get the top N rows ranked by a column. Auto-excludes long-content columns (text, json, blob) from output unless selectColumns is specified. It is categorised as a Read tool in the Mysql Mcp MCP Server, which means it retrieves data without modifying state.
Register the Mysql MCP server in PolicyLayer and add a rule for mysql_stats_top_n: 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.
mysql_stats_top_n is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the mysql_stats_top_n 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.
Set action: deny in the PolicyLayer policy for mysql_stats_top_n. 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.
mysql_stats_top_n 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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