Query D1 from Hono
Query D1 from the Hono web framework
Last updated Apr 21, 2026 Hono is a fast web framework for building API-first applications, and it includes first-class support for both Workers and Pages.
When using Workers:
- Ensure you have configured your Wrangler configuration file to bind your D1 database to your Worker.
- You can access your D1 databases via Hono's
Context↗︎ parameter: bindings ↗︎ are exposed oncontext.env. If you configured a binding namedDB, then you would access D1 Workers Binding API methods viac.env.DB. - Refer to the Hono documentation for Cloudflare Workers ↗︎.
If you are using Pages Functions:
- Bind a D1 database to your Pages Function.
- Pass the
--d1 BINDING_NAME=DATABASE_IDflag towrangler devwhen developing locally.BINDING_NAMEshould match what call in your code, andDATABASE_IDshould match thedatabase_iddefined in your Wrangler configuration file: for example,--d1 DB=xxxx-xxxx-xxxx-xxxx-xxxx. - Refer to the Hono guide for Cloudflare Pages ↗︎.
The following examples show how to access a D1 database bound to DB from both a Workers script and a Pages Function:
import { Hono } from "hono";
// This ensures c.env.DB is correctly typed
type Bindings = {
DB: D1Database;
};
const app = new Hono<{ Bindings: Bindings }>();
// Accessing D1 is via the c.env.YOUR_BINDING property
app.get("/query/users/:id", async (c) => {
const userId = c.req.param("id");
try {
let { results } = await c.env.DB.prepare(
"SELECT * FROM users WHERE user_id = ?",
)
.bind(userId)
.run();
return c.json(results);
} catch (e) {
return c.json({ err: "Failed to query user" }, 500);
}
});
// Export our Hono app: Hono automatically exports a
// Workers 'fetch' handler for you
export default app;
import { Hono } from "hono";
import { handle } from "hono/cloudflare-pages";
// This ensures c.env.DB is correctly typed
type Bindings = {
DB: D1Database;
};
const app = new Hono<{ Bindings: Bindings }>().basePath("/api");
// Accessing D1 is via the c.env.YOUR_BINDING property
app.get("/query/users/:id", async (c) => {
const userId = c.req.param("id");
try {
let { results } = await c.env.DB.prepare(
"SELECT * FROM users WHERE user_id = ?",
)
.bind(userId)
.run();
return c.json(results);
} catch (e) {
return c.json({ err: "Failed to query user" }, 500);
}
});
// Export the Hono instance as a Pages onRequest function
export const onRequest = handle(app);
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description: Query your D1 database from a Remix application. title: Query D1 from Remix image: https://developers.cloudflare.com/d1/examples/d1-and-remix/og.png?v=a5309d5e3d74dccb
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