What is the key difference between PostgreSQL (hardened, read Only) and MCP Snowflake Server?

PostgreSQL (hardened, read Only) belongs to the Databases category with local stdio execution, while MCP Snowflake Server belongs to the Databases category with local stdio execution.

How do I install PostgreSQL (hardened, read Only) or MCP Snowflake Server in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Which MCP server has more tools and community activity?

PostgreSQL (hardened, read Only) lists 12 tools with 0 views and 3 GitHub stars. MCP Snowflake Server lists 15 tools with 2 views and 186 GitHub stars.

Can I use both PostgreSQL (hardened, read Only) and MCP Snowflake Server together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

PostgreSQL (hardened, read Only) vs MCP Snowflake Server

Q: Are PostgreSQL (hardened, read Only) and MCP Snowflake Server free or paid?

PostgreSQL (hardened, read Only) operates under a Free / Open Source model (No auth required). MCP Snowflake Server operates under a BYOK (Pay Provider Direct) model (API Key required).

In-depth architectural comparison of the PostgreSQL (hardened, read Only) and MCP Snowflake Server MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

PostgreSQL (hardened, read Only)

Databases · Local stdio

Quality: 51/100 (Good) | Auth: No auth required

MCP Snowflake Server

Databases · Local stdio

Quality: 49/100 (Fair) | Auth: API Key required

Verdict Summary: Choose PostgreSQL (hardened, read Only) if you need specialized Databases tools running via a local process. Choose MCP Snowflake Server if your workspace requires Databases integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose PostgreSQL (hardened, read Only) when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: explain_query, analyze, database_health.

Explore PostgreSQL (hardened, read Only) Details

Choose MCP Snowflake Server when:

You need dedicated capabilities in the Databases domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (BYOK (Pay Provider Direct)).
You have access to required keys: SNOWFLAKE_USER, SNOWFLAKE_ACCOUNT, SNOWFLAKE_ROLE, SNOWFLAKE_DATABASE, SNOWFLAKE_SCHEMA, SNOWFLAKE_WAREHOUSE, SNOWFLAKE_PASSWORD, SNOWFLAKE_PRIVATE_KEY_PATH.

Feature & Specification Comparison

Specification	PostgreSQL (hardened, read Only) Databases	MCP Snowflake Server isaacwasserman Databases
Summary	Read-only PostgreSQL over MCP. Writes refused at the parsed SQL, plus a READ ONLY transaction.	Snowflake integration implementing read and (optional) write operations as well as insight tracking
Category & Scope	Databases

Tools & Capabilities Breakdown

PostgreSQL (hardened, read Only) Tools (12)

explain_query

analyze

database_health

analyze_indexes

top_queries

pg_stat_statements

security_posture

query

LIMIT

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

PostgreSQL (hardened, read Only) Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "postgresql-hardened-read-only": {
      "command": "npx",
      "args": [
        "-y",
        "postgres-mcp-hardened"
      ]
    }
  }
}

MCP Snowflake Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "isaacwasserman-mcp-snowflake-server": {
      "command": "npx",
      "args": [
        "-y",
        "isaacwasserman-mcp-snowflake-server"
      ],
      "env": {
        "SNOWFLAKE_USER": "YOUR_SNOWFLAKE_USER_HERE",
        "SNOWFLAKE_ACCOUNT": "YOUR_SNOWFLAKE_ACCOUNT_HERE",
        "SNOWFLAKE_ROLE": "YOUR_SNOWFLAKE_ROLE_HERE",
        "SNOWFLAKE_DATABASE": "YOUR_SNOWFLAKE_DATABASE_HERE",
        "SNOWFLAKE_SCHEMA": "YOUR_SNOWFLAKE_SCHEMA_HERE",
        "SNOWFLAKE_WAREHOUSE": "YOUR_SNOWFLAKE_WAREHOUSE_HERE",
        "SNOWFLAKE_PASSWORD": "YOUR_SNOWFLAKE_PASSWORD_HERE",
        "SNOWFLAKE_PRIVATE_KEY_PATH": "YOUR_SNOWFLAKE_PRIVATE_KEY_PATH_HERE"
      }
    }
  }
}

Frequently Asked Questions

PostgreSQL (hardened, read Only) is categorized under Databases and uses a local stdio subprocess. In contrast, MCP Snowflake Server belongs to Databases using local stdio subprocess. Select PostgreSQL (hardened, read Only) when you need capabilities focused on databases and MCP Snowflake Server when you require tools for databases.

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