diff --git a/plugin b/plugin
index 834850a..8ccf08c 160000
--- a/plugin
+++ b/plugin
@@ -1 +1 @@
-Subproject commit 834850afae81abce873da8be8792614ab8cc0b76
+Subproject commit 8ccf08c4d2d1fb99f38488085c3f40c22393c9c0
diff --git a/server/src/db/embed.dao.integration.test.ts b/server/src/db/embed.dao.integration.test.ts
index a85094e..1849af2 100644
--- a/server/src/db/embed.dao.integration.test.ts
+++ b/server/src/db/embed.dao.integration.test.ts
@@ -1,5 +1,5 @@
 import { describe, it, expect } from "vitest";
-import type { EncryptedEmbed, EncryptedNote } from "@prisma/client";
+import type { EncryptedNote } from "@prisma/client";
 import { getEmbed, createEmbed } from "./embed.dao";
 import { createNote } from "./note.dao";
 
diff --git a/server/src/db/note.dao.integration.test.ts b/server/src/db/note.dao.integration.test.ts
new file mode 100644
index 0000000..ff2fef9
--- /dev/null
+++ b/server/src/db/note.dao.integration.test.ts
@@ -0,0 +1,63 @@
+import { EncryptedNote } from "@prisma/client";
+import { describe, it, expect } from "vitest";
+import { createNote, deleteNotes, getExpiredNotes, getNote } from "./note.dao";
+
+const VALID_CIPHERTEXT = Buffer.from("sample_ciphertext").toString("base64");
+const VALID_HMAC = Buffer.from("sample_hmac").toString("base64");
+
+const VALID_NOTE = {
+  ciphertext: VALID_CIPHERTEXT,
+  hmac: VALID_HMAC,
+  crypto_version: "v2",
+  expire_time: new Date(),
+} as EncryptedNote;
+
+describe("Writes and reads", () => {
+  it("should write a new note", async () => {
+    const res = await createNote(VALID_NOTE);
+    expect(res.id).not.toBeNull();
+    expect(res.id.length).toBeGreaterThan(0);
+    expect(res.ciphertext).toStrictEqual(VALID_NOTE.ciphertext);
+    expect(res.hmac).toStrictEqual(VALID_NOTE.hmac);
+    expect(res.crypto_version).toStrictEqual(VALID_NOTE.crypto_version);
+    expect(res.expire_time).toStrictEqual(VALID_NOTE.expire_time);
+    expect(res.insert_time).not.toBeNull();
+    expect(res.insert_time.getTime()).toBeLessThanOrEqual(new Date().getTime());
+  });
+
+  it("should find an existing note by id", async () => {
+    const note = await createNote(VALID_NOTE);
+    const res = await getNote(note.id);
+    expect(res).not.toBeNull();
+    expect(res).toMatchObject(note);
+  });
+
+  it("should not find a non-existing note by id", async () => {
+    const res = await getNote("non-existing-id");
+    expect(res).toBeNull();
+  });
+
+  it("should properly delete notes", async () => {
+    const note = await createNote(VALID_NOTE);
+    const res = await getNote(note.id);
+    expect(res).not.toBeNull();
+    const res2 = await deleteNotes([note.id]);
+    expect(res2).toBe(1);
+    const res3 = await getNote(note.id);
+    expect(res3).toBeNull();
+  });
+
+  it("should return expired notes", async () => {
+    const expiredNote = await createNote({
+      ...VALID_NOTE,
+      expire_time: new Date(0),
+    });
+    const freshNote = await createNote({
+      ...VALID_NOTE,
+      expire_time: new Date(Date.now() + 1000),
+    });
+    const res = await getExpiredNotes();
+    expect(res).toContainEqual(expiredNote);
+    expect(res).not.toContainEqual(freshNote);
+  });
+});