PostgreSQL_get_backup_details
Get last known backup status and WAL archiving info.
This record as markdown: /tools/mukul975-postgres-mcp-server/postgresql-get-backup-details.md
What PostgreSQL_get_backup_details does on Postgres
AI agents call PostgreSQL_get_backup_details 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_get_backup_details is rated Low
This tool only queries and returns backup status and WAL archiving information. It has no side effects, does not modify data, execute commands, delete records, or commit financial transactions. It is a straightforward read operation that retrieves diagnostic information about backup state.
From the tool's definition Tool name contains 'get' and description states 'Get last known backup status and WAL archiving info' — purely retrieval of existing backup metadata with no modification, deletion, or execution of operations.
Attacks that exploit this kind of access
The rule that runs PostgreSQL_get_backup_details 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_get_backup_details, this is the rule to start with:
PostgreSQL_get_backup_details 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_get_backup_details call is checked against it from then on.
Questions about PostgreSQL_get_backup_details
Get last known backup status and WAL archiving info. 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_get_backup_details: 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_get_backup_details 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_get_backup_details 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_get_backup_details. 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_get_backup_details 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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