docs(drizzle): update

Author: smarroufin

docs/content/3.recipes/3.drizzle.md

@@ -3,11 +3,9 @@ title: Drizzle
 description:
 ---
 
-## Database
+## `useDB()`
 
-To enhance your development experience with databases, we recommand creating this type of composable:
-
-### `useDB()`
+To enhance your DX with databases, we recommand using our pattern with `useDB()`:
 
 ```ts
 import { sqliteTable, text, integer } from 'drizzle-orm/sqlite-core'
@@ -31,3 +29,63 @@ export function useDB() {
 ```
 
 This allows you to conveniently reference your tables and interact directly with the [Drizzle API](https://orm.drizzle.team/docs/overview).
+
+### Select
+
+```ts[/api/todos/index.get.ts]
+export default eventHandler(async () => {
+  const todos = await useDB().select().from(tables.todos).all()
+
+  return todos
+})
+```
+
+### Insert
+
+```ts[/api/todos/index.post.ts]
+export default eventHandler(async (event) => {
+  const { title } = await readBody(event)
+
+  const todo = await useDB().insert(tables.todos).values({
+    title,
+    createdAt: new Date()
+  }).returning().get()
+
+  return todo
+})
+```
+
+### Update
+
+```ts[/api/todos/[id].patch.ts]
+export default eventHandler(async (event) => {
+  const { id } = getRouterParams(event)
+  const { completed } = await readBody(event)
+
+  const todo = await useDB().update(tables.todos).set({
+    completed
+  }).where(eq(tables.todos.id, Number(id))).returning().get()
+
+  return todo
+})
+```
+
+### Delete
+
+```ts[/api/todos/[id].delete.ts]
+export default eventHandler(async (event) => {
+  const { id } = getRouterParams(event)
+
+  const deletedTodo = await useDB().delete(tables.todos).where(and(
+    eq(tables.todos.id, Number(id))
+  )).returning().get()
+
+  if (!deletedTodo) {
+    throw createError({
+      statusCode: 404,
+      message: 'Todo not found'
+    })
+  }
+  return deletedTodo
+})
+```