diff --git a/src/officesense_pi/prisma/migrations/20260529233813_embedding_string/migration.sql b/src/officesense_pi/prisma/migrations/20260529233813_embedding_string/migration.sql
new file mode 100644
index 0000000..bc932c9
--- /dev/null
+++ b/src/officesense_pi/prisma/migrations/20260529233813_embedding_string/migration.sql
@@ -0,0 +1,14 @@
+-- RedefineTables
+PRAGMA defer_foreign_keys=ON;
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_User" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "firstName" TEXT NOT NULL,
+    "lastName" TEXT NOT NULL,
+    "faceEmbedding" TEXT
+);
+INSERT INTO "new_User" ("faceEmbedding", "firstName", "id", "lastName") SELECT "faceEmbedding", "firstName", "id", "lastName" FROM "User";
+DROP TABLE "User";
+ALTER TABLE "new_User" RENAME TO "User";
+PRAGMA foreign_keys=ON;
+PRAGMA defer_foreign_keys=OFF;
diff --git a/src/officesense_pi/prisma/migrations/20260530004132_cascade_user_tag/migration.sql b/src/officesense_pi/prisma/migrations/20260530004132_cascade_user_tag/migration.sql
new file mode 100644
index 0000000..acf7c95
--- /dev/null
+++ b/src/officesense_pi/prisma/migrations/20260530004132_cascade_user_tag/migration.sql
@@ -0,0 +1,14 @@
+-- RedefineTables
+PRAGMA defer_foreign_keys=ON;
+PRAGMA foreign_keys=OFF;
+CREATE TABLE "new_Tag" (
+    "id" TEXT NOT NULL PRIMARY KEY,
+    "userId" TEXT NOT NULL,
+    CONSTRAINT "Tag_userId_fkey" FOREIGN KEY ("userId") REFERENCES "User" ("id") ON DELETE CASCADE ON UPDATE CASCADE
+);
+INSERT INTO "new_Tag" ("id", "userId") SELECT "id", "userId" FROM "Tag";
+DROP TABLE "Tag";
+ALTER TABLE "new_Tag" RENAME TO "Tag";
+CREATE UNIQUE INDEX "Tag_userId_key" ON "Tag"("userId");
+PRAGMA foreign_keys=ON;
+PRAGMA defer_foreign_keys=OFF;
diff --git a/src/officesense_pi/prisma/schema.prisma b/src/officesense_pi/prisma/schema.prisma
index 13ca304..6f0355d 100644
--- a/src/officesense_pi/prisma/schema.prisma
+++ b/src/officesense_pi/prisma/schema.prisma
@@ -1,24 +1,24 @@
 generator client {
-  provider = "prisma-client"
-  output   = "../src/generated/prisma"
+  provider = "prisma-client-js"
 }
 
 datasource db {
   provider = "sqlite"
+  url      = env("DATABASE_URL")
 }
 
 model User {
   id            String  @id @default(uuid())
   firstName     String
   lastName      String
-  faceEmbedding Bytes?
+  faceEmbedding String?
   tag           Tag?
 }
 
 model Tag {
   id     String @id @default(uuid())
   userId String @unique
-  user   User   @relation(fields: [userId], references: [id])
+  user   User   @relation(fields: [userId], references: [id], onDelete: Cascade, onUpdate: Cascade)
 }
 
 model Room {