gcp_sql_delete_instance
Delete a Cloud SQL instance
This record as markdown: /tools/ahmedselimmansor-ctrl-gcp-mcp-server/gcp-sql-delete-instance.md
What gcp_sql_delete_instance does on GCP MCP Server
AI agents call gcp_sql_delete_instance to permanently remove resources in GCP MCP Server, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why gcp_sql_delete_instance is rated Critical
Deleting a Cloud SQL instance permanently removes the database and all its data without possibility of recovery (unless backups exist outside the instance). This is a destructive action with severe blast radius: data loss, service outages, and operational disruption. It cannot be undone by the tool itself and represents the most severe category of risk.
From the tool's definition Tool name contains 'delete' and description states 'Delete a Cloud SQL instance' — this is an explicit, irreversible destruction operation on a database instance.
Attacks that exploit this kind of access
The rule that runs gcp_sql_delete_instance safely
PolicyLayer is an MCP gateway: it sits between your AI agents and GCP MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For gcp_sql_delete_instance, this is the rule to start with:
gcp_sql_delete_instance is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect GCP MCP Server, apply this rule, and every gcp_sql_delete_instance call is checked against it from then on.
Questions about gcp_sql_delete_instance
Delete a Cloud SQL instance. It is categorised as a Destructive tool in the GCP MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the GCP MCP Server MCP server in PolicyLayer and add a rule for gcp_sql_delete_instance: 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 GCP MCP Server. Nothing to install.
gcp_sql_delete_instance is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the gcp_sql_delete_instance 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 gcp_sql_delete_instance. 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.
gcp_sql_delete_instance is provided by the GCP MCP Server MCP server (ahmedselimmansor-ctrl/gcp_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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