{"$schema":"https://wellknown.network/schemas/agent-record-v1.json","schemaVersion":"1","id":"ag_tp3jatmh98zy","handle":"postgresql-server-mcp","url":"https://wellknown.network/agents/postgresql-server-mcp","links":{"self":"https://wellknown.network/agents/postgresql-server-mcp/record.json","html":"https://wellknown.network/agents/postgresql-server-mcp","markdown":"https://wellknown.network/agents/postgresql-server-mcp/record.md","api":"https://wellknown.network/api/v1/agents/postgresql-server-mcp","status":"https://wellknown.network/api/v1/agents/postgresql-server-mcp/status","claim":"https://wellknown.network/agents/postgresql-server-mcp/claim","claimApi":"https://wellknown.network/api/v1/claims","claimDescriptor":"https://wellknown.network/agents/postgresql-server-mcp/claim.json","badge":"https://wellknown.network/agents/postgresql-server-mcp/badge.svg","openapi":"https://wellknown.network/openapi.json"},"ard":{"identifier":"urn:air::server:postgresql-server-mcp","type":"application/mcp-server-card+json"},"kind":"mcp_server","declared":{"name":"postgresql-server-mcp","summary":"A simplified PostgreSQL MCP server","description":"# Simplified PostgreSQL MCP Server\n\n[中文文档](README_zh.md)\n\nA lightweight PostgreSQL Model Context Protocol (MCP) server, designed to provide basic database interaction and query analysis capabilities.\n\n## Tools\n\n-   **query_sql**\n    -   **Description**: Execute read-only SQL queries (SELECT).\n    -   **Arguments**: `sql` (string) - The SELECT query to execute.\n    -   **Returns**: Query results in JSON format.\n\n-   **execute_sql**\n    -   **Description**: Execute modification SQL statements (DML) such as INSERT, UPDATE, DELETE.\n    -   **Arguments**: `sql` (string) - The DML statement to execute.\n    -   **Returns**: Execution status message (e.g., number of rows affected).\n\n-   **run_ddl**\n    -   **Description**: Execute database structure definition statements (DDL) such as CREATE, DROP, ALTER, TRUNCATE.\n    -   **Arguments**: `sql` (string) - The DDL statement to execute.\n    -   **Returns**: Execution status message.\n\n-   **list_tables**\n    -   **Description**: List tables in the database.\n    -   **Arguments**: `schema` (string, default \"public\") - The schema name to query.\n    -   **Returns**: JSON list containing table names and types.\n\n-   **describe_table**\n    -   **Description**: Get detailed structure information of a table.\n    -   **Arguments**:\n        -   `table_name` (string) - The name of the table.\n        -   `schema` (string, default \"public\") - The schema name.\n    -   **Returns**: JSON list containing column names, data types, nullability, default values, etc.\n\n-   **explain_query**\n    -   **Description**: Analyze SQL query plans, with support for hypothetical indexes.\n    -   **Arguments**:\n        -   `sql` (string) - The SQL statement to analyze.\n        -   `analyze` (boolean, default false) - Whether to actually execute the query (EXPLAIN ANALYZE).\n        -   `hypothetical_indexes` (list[string], optional) - List of hypothetical index definitions (requires `hypopg` extension).\n    -   **Returns**: Query plan in JSON format.\n\n## Quick…","publisher":null,"homepage":null,"repository":null,"version":"0.1.4","license":null,"protocols":["mcp"],"tags":["mcp"],"pricing":null,"endpoints":[{"url":"pypi:postgresql-server-mcp","type":"package_pypi","auth":null,"probeable":false}],"skills":null,"tools":null,"extra":null,"attribution":{"kind":"pypi","name":"pypi","summary":"pypi","version":"pypi","description":"pypi"}},"derived":{"capabilities":[{"slug":"data.database","name":"Databases","confidence":1,"provenance":"derived"}],"categories":["data"],"language":"en"},"observed":{"status":"unknown","statusReason":"Distributed as a package to run locally; no network endpoint to check.","lastOkAt":null,"lastProbedAt":null,"statusComputedAt":null,"reliability30d":null,"latestObservations":[],"tools":null,"package":{"name":"postgresql-server-mcp","registry":"pypi","observedAt":"2026-09-10T10:25:32.125Z","publishedAt":"2026-02-01T16:57:35.215981Z","latestVersion":"0.1.4"}},"verification":{"claimed":false,"claimedAt":null,"proofs":[]},"provenance":{"sources":[{"source":"pypi","key":"postgresql-server-mcp","url":"https://pypi.org/project/postgresql-server-mcp/","firstSeenAt":"2026-09-10T10:23:39.041Z","fetchedAt":"2026-09-10T10:23:39.041Z","normalizedAt":"2026-09-10T10:23:39.041Z"}]},"firstSeenAt":"2026-09-10T10:23:39.041Z","updatedAt":"2026-09-10T10:25:32.125Z"}