diff --git a/apps/mail/drizzle.config.ts b/apps/mail/drizzle.config.ts
index 4735656a74..4e245a940e 100644
--- a/apps/mail/drizzle.config.ts
+++ b/apps/mail/drizzle.config.ts
@@ -8,4 +8,5 @@ export default {
   },
   out: './db/migrations',
   tablesFilter: ['mail0_*'],
+  casing: 'snake_case',
 } satisfies Config;
diff --git a/packages/db/drizzle.config.ts b/packages/db/drizzle.config.ts
index 1fec539c0b..494ee08699 100644
--- a/packages/db/drizzle.config.ts
+++ b/packages/db/drizzle.config.ts
@@ -1,11 +1,12 @@
-import { type Config } from "drizzle-kit";
+import { type Config } from 'drizzle-kit';
 
 export default {
-  schema: "./src/schema.ts",
-  dialect: "postgresql",
+  schema: './src/schema.ts',
+  dialect: 'postgresql',
   dbCredentials: {
     url: process.env.DATABASE_URL!,
   },
-  out: "./migrations",
-  tablesFilter: ["mail0_*"],
+  out: './migrations',
+  tablesFilter: ['mail0_*'],
+  casing: 'snake_case',
 } satisfies Config;
diff --git a/packages/db/src/index.ts b/packages/db/src/index.ts
index 6b19faf1e1..758d41b5fd 100644
--- a/packages/db/src/index.ts
+++ b/packages/db/src/index.ts
@@ -1,7 +1,7 @@
-import { drizzle } from "drizzle-orm/postgres-js";
-import postgres from "postgres";
+import { drizzle } from 'drizzle-orm/postgres-js';
+import postgres from 'postgres';
 
-import * as schema from "./schema";
+import * as schema from './schema';
 
 /**
  * Cache the database connection in development. This avoids creating a new connection on every HMR
@@ -12,6 +12,6 @@ const globalForDb = globalThis as unknown as {
 };
 
 const conn = globalForDb.conn ?? postgres(process.env.DATABASE_URL!);
-if (process.env.NODE_ENV !== "production") globalForDb.conn = conn;
+if (process.env.NODE_ENV !== 'production') globalForDb.conn = conn;
 
-export const db = drizzle(conn, { schema });
\ No newline at end of file
+export const db = drizzle(conn, { schema, casing: 'snake_case' });
diff --git a/packages/db/src/schema.ts b/packages/db/src/schema.ts
index a829cf1a47..a95116ba99 100644
--- a/packages/db/src/schema.ts
+++ b/packages/db/src/schema.ts
@@ -1,103 +1,103 @@
-import { pgTableCreator, text, timestamp, boolean, integer } from "drizzle-orm/pg-core";
+import { pgTableCreator, text, timestamp, boolean, integer } from 'drizzle-orm/pg-core';
 
 export const createTable = pgTableCreator((name) => `mail0_${name}`);
 
-export const user = createTable("user", {
-  id: text("id").primaryKey(),
-  name: text("name").notNull(),
-  email: text("email").notNull().unique(),
-  emailVerified: boolean("email_verified").notNull(),
-  image: text("image"),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
-  defaultConnectionId: text("default_connection_id"),
+export const user = createTable('user', {
+  id: text().primaryKey(),
+  name: text().notNull(),
+  email: text().notNull().unique(),
+  emailVerified: boolean().notNull(),
+  image: text(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
+  defaultConnectionId: text(),
 });
 
-export const session = createTable("session", {
-  id: text("id").primaryKey(),
-  expiresAt: timestamp("expires_at").notNull(),
-  token: text("token").notNull().unique(),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
-  ipAddress: text("ip_address"),
-  userAgent: text("user_agent"),
-  userId: text("user_id")
+export const session = createTable('session', {
+  id: text().primaryKey(),
+  expiresAt: timestamp().notNull(),
+  token: text().notNull().unique(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
+  ipAddress: text(),
+  userAgent: text(),
+  userId: text()
     .notNull()
     .references(() => user.id),
 });
 
-export const account = createTable("account", {
-  id: text("id").primaryKey(),
-  accountId: text("account_id").notNull(),
-  providerId: text("provider_id").notNull(),
-  userId: text("user_id")
+export const account = createTable('account', {
+  id: text().primaryKey(),
+  accountId: text().notNull(),
+  providerId: text().notNull(),
+  userId: text()
     .notNull()
     .references(() => user.id),
-  accessToken: text("access_token"),
-  refreshToken: text("refresh_token"),
-  idToken: text("id_token"),
-  accessTokenExpiresAt: timestamp("access_token_expires_at"),
-  refreshTokenExpiresAt: timestamp("refresh_token_expires_at"),
-  scope: text("scope"),
-  password: text("password"),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
+  accessToken: text(),
+  refreshToken: text(),
+  idToken: text(),
+  accessTokenExpiresAt: timestamp(),
+  refreshTokenExpiresAt: timestamp(),
+  scope: text(),
+  password: text(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
 });
 
-export const verification = createTable("verification", {
-  id: text("id").primaryKey(),
-  identifier: text("identifier").notNull(),
-  value: text("value").notNull(),
-  expiresAt: timestamp("expires_at").notNull(),
-  createdAt: timestamp("created_at"),
-  updatedAt: timestamp("updated_at"),
+export const verification = createTable('verification', {
+  id: text().primaryKey(),
+  identifier: text().notNull(),
+  value: text().notNull(),
+  expiresAt: timestamp().notNull(),
+  createdAt: timestamp(),
+  updatedAt: timestamp(),
 });
 
-export const earlyAccess = createTable("early_access", {
-  id: text("id").primaryKey(),
-  email: text("email").notNull().unique(),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
+export const earlyAccess = createTable('early_access', {
+  id: text().primaryKey(),
+  email: text().notNull().unique(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
 });
 
-export const connection = createTable("connection", {
-  id: text("id").primaryKey(),
-  userId: text("user_id")
+export const connection = createTable('connection', {
+  id: text().primaryKey(),
+  userId: text()
     .notNull()
     .references(() => user.id),
-  email: text("email").notNull().unique(),
-  name: text("name"),
-  picture: text("picture"),
-  accessToken: text("access_token").notNull(),
-  refreshToken: text("refresh_token"),
-  scope: text("scope").notNull(),
-  providerId: text("provider_id").notNull(),
-  expiresAt: timestamp("expires_at").notNull(),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
+  email: text().notNull().unique(),
+  name: text(),
+  picture: text(),
+  accessToken: text().notNull(),
+  refreshToken: text(),
+  scope: text().notNull(),
+  providerId: text().notNull(),
+  expiresAt: timestamp().notNull(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
 });
 
-export const summary = createTable("summary", {
-  messageId: text("message_id").primaryKey(),
-  content: text("content").notNull(),
-  createdAt: timestamp("created_at").notNull(),
-  updatedAt: timestamp("updated_at").notNull(),
-  connectionId: text("connection_id").notNull(),
-  saved: boolean("saved").notNull().default(false),
-  tags: text("tags"),
-  suggestedReply: text("suggested_reply")
+export const summary = createTable('summary', {
+  messageId: text().primaryKey(),
+  content: text().notNull(),
+  createdAt: timestamp().notNull(),
+  updatedAt: timestamp().notNull(),
+  connectionId: text().notNull(),
+  saved: boolean().notNull().default(false),
+  tags: text(),
+  suggestedReply: text(),
 });
 
-export const note = createTable("note", {
-  id: text("id").primaryKey(),
-  userId: text("user_id")
+export const note = createTable('note', {
+  id: text().primaryKey(),
+  userId: text()
     .notNull()
-    .references(() => user.id, { onDelete: "cascade" }),
-  threadId: text("thread_id").notNull(),
-  content: text("content").notNull(),
-  color: text("color").notNull().default("default"),
-  isPinned: boolean("is_pinned").default(false),
-  order: integer("order").notNull().default(0),
-  createdAt: timestamp("created_at").notNull().defaultNow(),
-  updatedAt: timestamp("updated_at").notNull().defaultNow(),
+    .references(() => user.id, { onDelete: 'cascade' }),
+  threadId: text().notNull(),
+  content: text().notNull(),
+  color: text().notNull().default('default'),
+  isPinned: boolean().default(false),
+  order: integer().notNull().default(0),
+  createdAt: timestamp().notNull().defaultNow(),
+  updatedAt: timestamp().notNull().defaultNow(),
 });