SQL Preview MCP server

by fadnavismehul·io.github.fadnavismehul/sql-preview·v0.6.28

Run governed SQL queries and inspect database schemas from MCP agents.

C55/100grade C

What users say

No reviews yet

Safety scan

C55/100

Adoption

New

184 downloads/wk

Reviews

Nobody has reviewed SQL Preview yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

No tool declarations could be read from the package source. They show once the server is installed.

scanner v0.1.10 · 2026-11-03 · same rubric, same numbers if you re-run it

no findings

Code scan2 source files scanned25/25
–Live reliabilityno gateway calls yet and no remote to proben/a
–Tool poisoningtools not inspected (local package is not executed); not countedn/a
Auth qualitystatic API keys via environment variables6/15
Maintenancerepository not readable: repo not found3/15
Maintainer identityno repository or website to verify2/10

Overall 55/100. Components that don't apply are left out of the denominator. Any critical finding is an F.Rubric Appeal a finding JSON

Against every graded Databases MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score: 55/100; higher than 9% of 802 Databases servers
Downloads a week: 184; more than 70% of 328 Databases servers with a package

Runs npx -y sql-preview on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add sql-preview -- npx -y sql-preview

Is SQL Preview MCP server safe?: With care: it is graded C, so read the findings first (55/100). Read the SQL Preview safety report
How do I install SQL Preview?: It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does SQL Preview need an API key?: Yes. The registry entry asks for SQL_PREVIEW_CONNECTIONS.
Is SQL Preview maintained?: The latest release is v0.6.28.
What can I use instead of SQL Preview?: Servers from other publishers that do the same job: LINQ to DB MCP server, Grain SQL MCP server and MCP Local WP MCP server.
How does SQL Preview compare with other Databases MCP servers?: safety score 55/100 (higher than 9% of 802 Databases servers); downloads a week 184 (more than 70% of 328 Databases servers with a package). Full comparison.

Same job from other publishers: the closest match first, then the best rated.

LINQ to DB
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Established
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Grain SQL
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MCP Local WP
WordPress database access via Local by Flywheel. Execute read-only MySQL queries and inspect schema.
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DBHub
Token-efficient database MCP server for PostgreSQL, MySQL, MariaDB, SQL Server, Oracle, SQLite
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Airtable
Read and write access to Airtable database schemas, tables, and records.
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Established
B

Local package. It runs on your machine, not through the gateway.

SQL_PREVIEW_CONNECTIONSsecretJSON array of SQL Preview connection profiles for headless use.
SQL_PREVIEW_MCP_SAFE_MODESet to false to allow mutating SQL. Defaults to true.
SQL_PREVIEW_MAX_ROWSMaximum rows returned by query tools. Defaults to 10000.

Claim it to keep the listing current and reply to reviews. Claiming never changes the grade or hides a review.

Shows the safety grade and links back to this page. It updates itself after every scan and review.

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