working online D1 tutorial

d1-tutorial/schema.sql

@@ -0,0 +1,3 @@
+DROP TABLE IF EXISTS Customers;
+CREATE TABLE IF NOT EXISTS Customers (CustomerId INTEGER PRIMARY KEY, CompanyName TEXT, ContactName TEXT);
+INSERT INTO Customers (CustomerID, CompanyName, ContactName) VALUES (1, 'Alfreds Futterkiste', 'Maria Anders'), (4, 'Around the Horn', 'Thomas Hardy'), (11, 'Bs Beverages', 'Victoria Ashworth'), (13, 'Bs Beverages', 'Random Name');

d1-tutorial/src/index.ts

@@ -1,4 +1,4 @@
-import { DurableObject } from "cloudflare:workers";
+import { DurableObject } from 'cloudflare:workers';
 
 /**
  * Welcome to Cloudflare Workers! This is your first Durable Objects application.
@@ -13,7 +13,6 @@ import { DurableObject } from "cloudflare:workers";
  * Learn more at https://developers.cloudflare.com/durable-objects
  */
 
-
 /** A Durable Object's behavior is defined in an exported Javascript class */
 export class MyDurableObject extends DurableObject {
 	/**
@@ -54,12 +53,20 @@ export default {
 		//
 		// Requests from all Workers to the Durable Object instance named "foo"
 		// will go to a single remote Durable Object instance.
-		const stub = env.MY_DURABLE_OBJECT.getByName("foo");
+		const stub = env.MY_DURABLE_OBJECT.getByName('foo');
 
 		// Call the `sayHello()` RPC method on the stub to invoke the method on
 		// the remote Durable Object instance.
-		const greeting = await stub.sayHello("world");
+		// const greeting = await stub.sayHello("world");
 
-		return new Response(greeting);
+		const { pathname } = new URL(request.url);
+
+		if (pathname === '/api/beverages') {
+			// If you did not use `DB` as your binding name, change it here
+			const { results } = await env.prod_d1_tutorial.prepare('SELECT * FROM Customers WHERE CompanyName = ?').bind('Bs Beverages').run();
+			return Response.json(results);
+		}
+
+		return new Response('Call /api/beverages to see everyone who works at Bs Beverages');
 	},
 } satisfies ExportedHandler<Env>;

d1-tutorial/tsconfig.json

@@ -2,43 +2,41 @@
 	"compilerOptions": {
 		/* Visit https://aka.ms/tsconfig.json to read more about this file */
 
-    /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
+		/* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */
 		"target": "es2024",
-    /* Specify a set of bundled library declaration files that describe the target runtime environment. */
+		/* Specify a set of bundled library declaration files that describe the target runtime environment. */
 		"lib": ["es2024"],
-    /* Specify what JSX code is generated. */
+		/* Specify what JSX code is generated. */
 		"jsx": "react-jsx",
 
-    /* Specify what module code is generated. */
+		/* Specify what module code is generated. */
 		"module": "es2022",
-    /* Specify how TypeScript looks up a file from a given module specifier. */
+		/* Specify how TypeScript looks up a file from a given module specifier. */
 		"moduleResolution": "node",
-    /* Enable importing .json files */
+		/* Enable importing .json files */
 		"resolveJsonModule": true,
+		"ignoreDeprecations": "6.0",
 
-    /* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
+		/* Allow JavaScript files to be a part of your program. Use the `checkJS` option to get errors from these files. */
 		"allowJs": true,
-    /* Enable error reporting in type-checked JavaScript files. */
+		/* Enable error reporting in type-checked JavaScript files. */
 		"checkJs": false,
 
-    /* Disable emitting files from a compilation. */
+		/* Disable emitting files from a compilation. */
 		"noEmit": true,
 
-    /* Ensure that each file can be safely transpiled without relying on other imports. */
+		/* Ensure that each file can be safely transpiled without relying on other imports. */
 		"isolatedModules": true,
-    /* Allow 'import x from y' when a module doesn't have a default export. */
+		/* Allow 'import x from y' when a module doesn't have a default export. */
 		"allowSyntheticDefaultImports": true,
-    /* Ensure that casing is correct in imports. */
+		/* Ensure that casing is correct in imports. */
 		"forceConsistentCasingInFileNames": true,
 
-    /* Enable all strict type-checking options. */
+		/* Enable all strict type-checking options. */
 		"strict": true,
 
-    /* Skip type checking all .d.ts files. */
+		/* Skip type checking all .d.ts files. */
 		"skipLibCheck": true,
-		"types": [
+		"types": ["./worker-configuration.d.ts", "node"]
-			"./worker-configuration.d.ts",
-			"node"
-		]
 	}
 }

d1-tutorial/worker-configuration.d.ts

@@ -1,7 +1,8 @@
 /* eslint-disable */
-// Generated by Wrangler by running `wrangler types` (hash: 03fd955e5460f9d8b4d609f5cc72b4fc)
+// Generated by Wrangler by running `wrangler types` (hash: ed10d7e0f72eca34d1628dd7a42b0e58)
 // Runtime types generated with workerd@1.20260828.1 2026-08-25 
 interface __BaseEnv_Env {
+	prod_d1_tutorial: D1Database;
 	MY_DURABLE_OBJECT: DurableObjectNamespace<import("./src/index").MyDurableObject>;
 }
 declare namespace Cloudflare {

d1-tutorial/wrangler.jsonc

@@ -9,28 +9,33 @@
 	"compatibility_date": "2026-08-25",
 	"migrations": [
 		{
-			"new_sqlite_classes": [
+			"new_sqlite_classes": ["MyDurableObject"],
-				"MyDurableObject"
+			"tag": "v1",
-			],
+		},
-			"tag": "v1"
-		}
 	],
 	"assets": {
 		// The path to the directory containing the `index.html` file to be served at `/`
-		"directory": "./public"
+		"directory": "./public",
 	},
 	"durable_objects": {
 		"bindings": [
 			{
 				"class_name": "MyDurableObject",
-				"name": "MY_DURABLE_OBJECT"
+				"name": "MY_DURABLE_OBJECT",
-			}
+			},
-		]
+		],
 	},
 	"observability": {
-		"enabled": true
+		"enabled": true,
 	},
-	"upload_source_maps": true
+	"upload_source_maps": true,
+	"d1_databases": [
+		{
+			"binding": "prod_d1_tutorial",
+			"database_name": "prod-d1-tutorial",
+			"database_id": "1e595d69-ec95-4eef-a2ef-57ac6ada1973",
+		},
+	],
 	/**
 	 * Smart Placement
 	 * https://developers.cloudflare.com/workers/configuration/smart-placement/#smart-placement
@@ -54,4 +59,4 @@
 	 * https://developers.cloudflare.com/workers/wrangler/configuration/#service-bindings
 	 */
 	// "services": [  {   "binding": "MY_SERVICE",   "service": "my-service"  } ]
-}
+}