# PostgreSQL Multi-Schema MCP Server

> Use this tool when you need to access and query multiple PostgreSQL database schemas simultaneously while maintaining schema isolation. It solves problems related to data inspection and read-only querying across multiple namespaces, providing a secure and controlled interface for LLMs to execute queries and retrieve data. The tool accepts database queries as input and returns query results as output, making it ideal for use cases requiring multi-schema data analysis and exploration.

Canonical page: https://skillsregistry.net/skills/harjjotsinghh-mcp-server-postgres-multi-schema  
JSON: https://api.skillsregistry.net/v1/skills/harjjotsinghh-mcp-server-postgres-multi-schema

## Description

A Model Context Protocol server that provides read-only access to PostgreSQL databases with enhanced multi-schema support, allowing LLMs to inspect database schemas across multiple namespaces and execute read-only queries while maintaining schema isolation.

## Trust

- **Trust score (0–1):** 0.98
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** database
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/w9o0l826lr)
- **Repository:** <https://github.com/HarjjotSinghh/mcp-server-postgres-multi-schema>

## 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": "harjjotsinghh-mcp-server-postgres-multi-schema"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/harjjotsinghh-mcp-server-postgres-multi-schema` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/harjjotsinghh-mcp-server-postgres-multi-schema/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