Obtener la lista de todas las tablas en la base de datos.
AI agents call get_tables_list to retrieve information from MelviChat MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and returns metadata about database tables. It retrieves information without modifying, deleting, or executing operations on data. It is a read-only operation with minimal blast radius if misused by an AI agent—it exposes database structure but does not permit data access, modification, or destructive actions.
From the tool's definition Tool name 'get_tables_list' and description 'Obtener la lista de todas las tablas en la base de datos' (Get the list of all tables in the database) indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Obtener la lista de todas las tablas en la base de datos. It is categorised as a Read tool in the MelviChat MCP Server MCP Server, which means it retrieves data without modifying state.
Register the MelviChat MCP Server MCP server in PolicyLayer and add a rule for get_tables_list: 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 MelviChat MCP Server. Nothing to install.
get_tables_list 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 get_tables_list 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 get_tables_list. 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.
get_tables_list is provided by the MelviChat MCP Server MCP server (melvi24/mcp-chat-ia). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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