PostgreSQL MCP Server
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- FlicenseNot gradedqualityDmaintenanceEnables interaction with PostgreSQL databases through MCP, allowing users to explore database structures, inspect table schemas, and execute read-only SQL queries.-
- AlicenseNot gradedqualityCmaintenanceEnables AI assistants to securely interact with PostgreSQL databases through a standardized MCP interface, supporting SQL queries, schema inspection, and database management.MIT
- AlicenseCqualityDmaintenanceEnables querying PostgreSQL database metadata including table lists and schema information through the MCP protocol. Supports stdio transport for Cursor/IDE integration as well as HTTP transport with health check endpoints.2MIT
- AlicenseAqualityCmaintenanceEnables PostgreSQL schema exploration and SQL querying through natural language in MCP clients like Cursor, with support for dev/qa profile switching and read-only safety controls.74 npmISC
- AlicenseNot gradedqualityFmaintenanceEnables interaction with PostgreSQL databases through MCP, supporting queries, DDL, DML, and schema inspection.33 PyPI6MIT
- FlicenseNot gradedqualityCmaintenanceEnables AI assistants to execute SQL queries and inspect PostgreSQL database schemas via MCP tools.-
TDQS
Scored across 5 tools
Every tool has a clearly distinct purpose targeting different aspects of PostgreSQL metadata. describe_table focuses on schema details, get_indexes on indexing, get_table_relationships on foreign keys, and list_schemas/list_tables on database structure overviews. There is no overlap or ambiguity between these functions.
All tools follow a consistent verb_noun naming pattern (describe_table, get_indexes, get_table_relationships, list_schemas, list_tables). The verbs are appropriate and descriptive, and the snake_case convention is maintained throughout without deviation.
Five tools is a reasonable number for a PostgreSQL metadata server, providing essential introspection capabilities. It is slightly lean but covers core needs like schema listing, table exploration, and relationship mapping, though it could potentially benefit from additional tools for views or constraints.
The toolset covers read-only metadata operations well, but there are notable gaps for a full PostgreSQL MCP server. It lacks tools for query execution, data manipulation (INSERT/UPDATE/DELETE), or administrative tasks like user management, which limits its utility for broader database interactions.