PostgreSQL_maintenance_window_activity
Analyze database activity patterns during typical maintenance windows.
This record as markdown: /tools/mukul975-postgres-mcp-server/postgresql-maintenance-window-activity.md
What PostgreSQL_maintenance_window_activity does on Postgres
AI agents call PostgreSQL_maintenance_window_activity to retrieve information from Postgres without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why PostgreSQL_maintenance_window_activity is rated Low
This is a diagnostic/monitoring tool that queries database state to understand activity trends. It retrieves information about when and how the database is used, supporting maintenance planning. No side effects, no data modification, no code execution, no financial impact. Classified as Read.
From the tool's definition Tool analyzes (reads) database activity patterns during maintenance windows—no modifications, deletions, or external operations. Description uses 'Analyze' and 'activity patterns', indicating data retrieval and inspection only.
Attacks that exploit this kind of access
The rule that runs PostgreSQL_maintenance_window_activity safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Postgres, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For PostgreSQL_maintenance_window_activity, this is the rule to start with:
PostgreSQL_maintenance_window_activity 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 Postgres, apply this rule, and every PostgreSQL_maintenance_window_activity call is checked against it from then on.
Questions about PostgreSQL_maintenance_window_activity
Analyze database activity patterns during typical maintenance windows. It is categorised as a Read tool in the Postgres MCP Server, which means it retrieves data without modifying state.
Register the Postgres MCP server in PolicyLayer and add a rule for PostgreSQL_maintenance_window_activity: 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 Postgres. Nothing to install.
PostgreSQL_maintenance_window_activity 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 PostgreSQL_maintenance_window_activity 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 PostgreSQL_maintenance_window_activity. 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.
PostgreSQL_maintenance_window_activity is provided by the Postgres MCP server (mukul975/postgres-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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