DataLink runs on your own machine — the client starts it, so there is no endpoint to ping. 42 installs a week from npm. Last commit 12 Sep 2026.
MCP server for secure database access (PostgreSQL, MySQL, SQLite)
We read the source, 20 h ago · rules 3dff92dd89df
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
for (const [key, value] of Object.entries(process.env)) {
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add mcp-datalink -- npx -y @pilat/mcp-datalink
{
"mcpServers": {
"mcp-datalink": {
"args": [
"-y",
"@pilat/mcp-datalink"
],
"command": "npx"
}
}
}
[mcp_servers.mcp-datalink]
command = "npx"
args = ["-y", "@pilat/mcp-datalink"]
{
"mcpServers": {
"mcp-datalink": {
"args": [
"-y",
"@pilat/mcp-datalink"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"mcp-datalink": {
"args": [
"-y",
"@pilat/mcp-datalink"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
DATALINK_ANALYTICS_URL (Database connection URL. Pattern: DATALINK_<NAME>_URL where <NAME> identifies the database. Supports postgresql://, mysql://, or file path for SQLite.), DATALINK_ANALYTICS_READONLY (Set to 'true' for read-only access. Pattern: DATALINK_<NAME>_READONLY).
The author declared them in the registry entry; get the values from the project itself.
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Answers built from our own checks of this server.