# PlainQuery

> PlainQuery — jarvis-27-mcp-db-agent. Use this tool when you need to retrieve structured data from PostgreSQL databases using natural language queries. PlainQuery solves the problem of complex database querying by allowing users to ask questions in plain English, providing accurate and reliable results. It takes plain English queries as input and returns real, structured data as output, making it ideal for MCP clients seeking efficient data retrieval.

Canonical page: https://skillsregistry.net/skills/jarvis-27-mcp-db-agent  
JSON: https://api.skillsregistry.net/v1/skills/jarvis-27-mcp-db-agent

## Description

Ask your database questions in plain English. Connects PostgreSQL databases to MCP clients and answers with real, structured data instead of guesses.

## Trust

- **Trust score (0–1):** 0.67
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** database
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/b420f58odw)
- **Repository:** <https://github.com/Jarvis-27/mcp-db-agent>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "jarvis-27-mcp-db-agent"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/jarvis-27-mcp-db-agent` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/jarvis-27-mcp-db-agent/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt