mysql_cross_database_fk_analysis
Analyze foreign key issues across databases.
This record as markdown: /tools/mukul975-mysql-mcp-server/mysql-cross-database-fk-analysis.md
What mysql_cross_database_fk_analysis does on Mysql
AI agents call mysql_cross_database_fk_analysis to retrieve information from Mysql without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why mysql_cross_database_fk_analysis is rated Low
This tool retrieves and analyzes metadata about foreign key constraints across databases. It performs read-only introspection with no side effects. While the server description claims 'read-only queries,' the broader tool set includes destructive actions (drop_event) and state-changing operations (create_user_with_ssl, alter_event), confirming this server does expose write/execute/destructive capabilities elsewhere.
From the tool's definition Tool name includes 'analysis' and description states 'Analyze foreign key issues across databases' – purely observational/diagnostic function with no modification of data or execution of external operations.
Attacks that exploit this kind of access
The rule that runs mysql_cross_database_fk_analysis safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mysql, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For mysql_cross_database_fk_analysis, this is the rule to start with:
mysql_cross_database_fk_analysis 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, apply this rule, and every mysql_cross_database_fk_analysis call is checked against it from then on.
Questions about mysql_cross_database_fk_analysis
Analyze foreign key issues across databases. It is categorised as a Read tool in the Mysql MCP Server, which means it retrieves data without modifying state.
Register the Mysql MCP server in PolicyLayer and add a rule for mysql_cross_database_fk_analysis: 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. Nothing to install.
mysql_cross_database_fk_analysis 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_cross_database_fk_analysis 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_cross_database_fk_analysis. 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_cross_database_fk_analysis is provided by the Mysql MCP server (mukul975/mysql-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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