diff --git a/packages/db/src/index.ts b/packages/db/src/index.ts
index 5bd25bd3..6e5ddbea 100644
--- a/packages/db/src/index.ts
+++ b/packages/db/src/index.ts
@@ -5,6 +5,12 @@ export { drizzle } from '@fisch0920/drizzle-orm/postgres-js'
 export type PostgresClient = ReturnType<typeof postgres>
 
 export * as schema from './schema'
+export {
+  createIdForModel,
+  idMaxLength,
+  idPrefixMap,
+  type ModelType
+} from './schema/common'
 export * from './schema/schemas'
 export * from './schemas'
 export type * from './types'
diff --git a/packages/db/src/schema/common.test.ts b/packages/db/src/schema/common.test.ts
index 1ccfbac8..c354389e 100644
--- a/packages/db/src/schema/common.test.ts
+++ b/packages/db/src/schema/common.test.ts
@@ -1,12 +1,17 @@
 import { expect, test } from 'vitest'
 
 import { getIdSchemaForModelType } from '../schemas'
-import { createId, idMaxLength, idPrefixMap, type ModelType } from './common'
+import {
+  createIdForModel,
+  idMaxLength,
+  idPrefixMap,
+  type ModelType
+} from './common'
 
 for (const modelType of Object.keys(idPrefixMap)) {
   test(`${modelType} id`, () => {
     for (let i = 0; i < 100; ++i) {
-      const id = createId(modelType as ModelType)
+      const id = createIdForModel(modelType as ModelType)
       expect(id.startsWith(idPrefixMap[modelType as ModelType])).toBe(true)
       expect(id.length).toBeLessThanOrEqual(idMaxLength)
       expect(getIdSchemaForModelType(modelType as ModelType).parse(id)).toBe(id)
diff --git a/packages/db/src/schema/common.ts b/packages/db/src/schema/common.ts
index da1dc5ce..e4da03c0 100644
--- a/packages/db/src/schema/common.ts
+++ b/packages/db/src/schema/common.ts
@@ -33,7 +33,7 @@ export const idPrefixMap = {
 
 export type ModelType = keyof typeof idPrefixMap
 
-function createIdForModel(modelType: ModelType): string {
+export function createIdForModel(modelType: ModelType): string {
   const prefix = idPrefixMap[modelType]
   assert(prefix, 500, `Invalid model type: ${modelType}`)