diff --git a/package.json b/package.json
index 8c736c8..19049cc 100644
--- a/package.json
+++ b/package.json
@@ -8,7 +8,8 @@
     "dev": "vite",
     "build": "vite build",
     "serve": "vite preview",
-    "prepare": "husky"
+    "prepare": "husky",
+    "postinstall": "cp ./node_modules/@subframe7536/sqlite-wasm/dist/*.wasm ./src/assets/"
   },
   "license": "MIT",
   "devDependencies": {
@@ -40,6 +41,7 @@
     "@solidjs/meta": "^0.29.4",
     "@solidjs/router": "^0.15.3",
     "@sqlite.org/sqlite-wasm": "3.48.0-build2",
+    "@subframe7536/sqlite-wasm": "^0.5.1",
     "@tanstack/solid-table": "^8.20.5",
     "chart.js": "^4.4.7",
     "chartjs-chart-wordcloud": "^4.4.4",
@@ -58,9 +60,6 @@
     "zen-mitt": "^3.0.0"
   },
   "lint-staged": {
-    "*.{ts,tsx}": [
-      "biome lint",
-      "biome format"
-    ]
+    "*.{ts,tsx}": ["biome lint", "biome format"]
   }
 }
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0c568bc..ef8c23a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -38,6 +38,9 @@ importers:
       '@sqlite.org/sqlite-wasm':
         specifier: 3.48.0-build2
         version: 3.48.0-build2
+      '@subframe7536/sqlite-wasm':
+        specifier: ^0.5.1
+        version: 0.5.1
       '@tanstack/solid-table':
         specifier: ^8.20.5
         version: 8.20.5(solid-js@1.9.4)
@@ -760,6 +763,9 @@ packages:
     resolution: {integrity: sha512-nltoBHBbLZmI3VioebwUYaSugTpVcHPvL9rYa0uSkqmiLF0b9ZEM8l9NzoWAHlS6qTMqhGHFtX1lWJ/egyjohQ==}
     hasBin: true
 
+  '@subframe7536/sqlite-wasm@0.5.1':
+    resolution: {integrity: sha512-rRszpnvcT045Jd5HkDMIxaYI95BUl8H07mhYmklNW1CbNjJtiD3dN550lRXElwcDUpTQrdhIdmA9A5QwJ+ct+A==}
+
   '@swc/helpers@0.5.15':
     resolution: {integrity: sha512-JQ5TuMi45Owi4/BIMAJBoSQoOJu12oOk/gADqlcUL9JEdHB8vyjUSsxqeNXnmXHjYKMi2WcYtezGEEhqUI/E2g==}
 
@@ -2698,6 +2704,8 @@ snapshots:
 
   '@sqlite.org/sqlite-wasm@3.48.0-build2': {}
 
+  '@subframe7536/sqlite-wasm@0.5.1': {}
+
   '@swc/helpers@0.5.15':
     dependencies:
       tslib: 2.8.1
diff --git a/src/assets/wa-sqlite-async.wasm b/src/assets/wa-sqlite-async.wasm
new file mode 100755
index 0000000..cbf0c2b
Binary files /dev/null and b/src/assets/wa-sqlite-async.wasm differ
diff --git a/src/assets/wa-sqlite.wasm b/src/assets/wa-sqlite.wasm
new file mode 100755
index 0000000..e735879
Binary files /dev/null and b/src/assets/wa-sqlite.wasm differ
diff --git a/src/db/db-queries.ts b/src/db/db-queries.ts
index eb10036..4d063fe 100644
--- a/src/db/db-queries.ts
+++ b/src/db/db-queries.ts
@@ -1,7 +1,7 @@
 import { sql, type NotNull } from "kysely";
 import { worker, kyselyDb, SELF_ID, DB_FILENAME } from "./db";
 import { cached } from "../lib/db-cache";
-import type { MainToWorkerMsg, WorkerToMainMsg } from "~/lib/kysely-official-wasm-worker/type";
+import type { MainToWorkerMsg, WorkerToMainMsg } from "~/lib/kysely-wasqlite-worker/type";
 
 export const loadDb = (statements: string[], progressCallback?: (percentage: number) => void): Promise<void> => {
   return new Promise((resolve, reject) => {
@@ -23,8 +23,8 @@ export const loadDb = (statements: string[], progressCallback?: (percentage: num
       }
     };
 
-    worker.addEventListener("message", endListener);
     worker.addEventListener("message", progressListener);
+    worker.addEventListener("message", endListener);
 
     worker.postMessage([4, DB_FILENAME, true, statements] satisfies MainToWorkerMsg);
   });
diff --git a/src/db/db.ts b/src/db/db.ts
index 76f0bd4..3fc4aa4 100644
--- a/src/db/db.ts
+++ b/src/db/db.ts
@@ -2,8 +2,8 @@ import { makePersisted } from "@solid-primitives/storage";
 import { Kysely } from "kysely";
 import type { DB } from "./db-schema";
 import { createSignal } from "solid-js";
-import { OfficialWasmWorkerDialect } from "~/lib/kysely-official-wasm-worker";
-import wasmWorkerUrl from "~/lib/kysely-official-wasm-worker/worker?url";
+import { WaSqliteWorkerDialect } from "~/lib/kysely-wasqlite-worker";
+import wasmWorkerUrl from "~/lib/kysely-wasqlite-worker/worker?url";
 
 export const SELF_ID = 2;
 
@@ -13,7 +13,7 @@ export const worker = new Worker(wasmWorkerUrl, {
   type: "module",
 });
 
-const dialect = new OfficialWasmWorkerDialect({
+const dialect = new WaSqliteWorkerDialect({
   fileName: DB_FILENAME,
   preferOPFS: true,
   worker,
diff --git a/src/lib/kysely-official-wasm-worker/index.ts b/src/lib/kysely-official-wasm-worker/index.ts
deleted file mode 100644
index 1886c71..0000000
--- a/src/lib/kysely-official-wasm-worker/index.ts
+++ /dev/null
@@ -1,38 +0,0 @@
-import type {
-  DatabaseIntrospector,
-  Dialect,
-  DialectAdapter,
-  Driver,
-  Kysely,
-  QueryCompiler,
-} from "kysely";
-import { SqliteAdapter, SqliteIntrospector, SqliteQueryCompiler } from "kysely";
-import { OfficialWasmWorkerDriver } from "./driver";
-import type { OfficialWasmWorkerDialectConfig } from "./type";
-
-export type {
-  Promisable,
-  OfficialWasmWorkerDialectConfig as WaSqliteWorkerDialectConfig,
-} from "./type";
-export { createOnMessageCallback } from "./worker/utils";
-
-export class OfficialWasmWorkerDialect implements Dialect {
-  constructor(private config: OfficialWasmWorkerDialectConfig) {}
-
-  createDriver(): Driver {
-    return new OfficialWasmWorkerDriver(this.config);
-  }
-
-  createQueryCompiler(): QueryCompiler {
-    return new SqliteQueryCompiler();
-  }
-
-  createAdapter(): DialectAdapter {
-    return new SqliteAdapter();
-  }
-
-  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
-  createIntrospector(db: Kysely<any>): DatabaseIntrospector {
-    return new SqliteIntrospector(db);
-  }
-}
diff --git a/src/lib/kysely-official-wasm-worker/type.ts b/src/lib/kysely-official-wasm-worker/type.ts
deleted file mode 100644
index 80511ce..0000000
--- a/src/lib/kysely-official-wasm-worker/type.ts
+++ /dev/null
@@ -1,54 +0,0 @@
-import type { SqlValue } from "@sqlite.org/sqlite-wasm";
-import type { DatabaseConnection, QueryResult } from "kysely";
-
-export type Promisable<T> = T | Promise<T>;
-
-export interface OfficialWasmWorkerDialectConfig {
-  /**
-   * db file name
-   */
-  fileName: string;
-  /**
-   * prefer to store data in OPFS
-   * @default true
-   */
-  preferOPFS?: boolean;
-  /**
-   * official wasm worker
-   */
-  worker?: Worker;
-  onCreateConnection?: (connection: DatabaseConnection) => Promisable<void>;
-}
-
-type InitMsg = [type: 0, fileName: string, useOPFS: boolean];
-
-type RunMsg = [type: 1, isSelect: boolean, sql: string, parameters?: readonly unknown[]];
-
-type CloseMsg = [2];
-
-type StreamMsg = [type: 3, sql: string, parameters?: readonly unknown[]];
-
-type LoadDbMsg = [type: 4, filename: string, useOPFS: boolean, statements: string[]];
-
-export type MainToWorkerMsg = InitMsg | RunMsg | CloseMsg | StreamMsg | LoadDbMsg;
-
-type Events = {
-  0: null;
-  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
-  1: QueryResult<any> | null;
-  2: null;
-  3: {
-    [columnName: string]: SqlValue;
-  }[];
-  4: null;
-  5: number;
-  6: null;
-};
-
-export type WorkerToMainMsg = {
-  [K in keyof Events]: [type: K, data: Events[K], err: unknown];
-}[keyof Events];
-
-export type EventWithError = {
-  [K in keyof Events]: [data: Events[K], err: unknown];
-};
diff --git a/src/lib/kysely-official-wasm-worker/driver.ts b/src/lib/kysely-wasqlite-worker/driver.ts
similarity index 70%
rename from src/lib/kysely-official-wasm-worker/driver.ts
rename to src/lib/kysely-wasqlite-worker/driver.ts
index 5253f7b..a43c2e7 100644
--- a/src/lib/kysely-official-wasm-worker/driver.ts
+++ b/src/lib/kysely-wasqlite-worker/driver.ts
@@ -1,45 +1,52 @@
 import type { DatabaseConnection, Driver, QueryResult } from "kysely";
-import { CompiledQuery, SelectQueryNode } from "kysely";
 import type { Emitter } from "zen-mitt";
+import type { EventWithError, MainToWorkerMsg, WaSqliteWorkerDialectConfig, WorkerToMainMsg } from "./type";
+import { isModuleWorkerSupport, isOpfsSupported } from "@subframe7536/sqlite-wasm";
+import { CompiledQuery, SelectQueryNode } from "kysely";
 import { mitt } from "zen-mitt";
-import type { EventWithError, MainToWorkerMsg, OfficialWasmWorkerDialectConfig, WorkerToMainMsg } from "./type";
-import workerUrl from "./worker?url";
+import { defaultWasmURL, defaultWorker, parseWorkerOrURL } from "./utils";
 
-export class OfficialWasmWorkerDriver implements Driver {
+export class WaSqliteWorkerDriver implements Driver {
   private worker?: Worker;
   private connection?: DatabaseConnection;
   private connectionMutex = new ConnectionMutex();
   private mitt?: Emitter<EventWithError>;
-  constructor(private config: OfficialWasmWorkerDialectConfig) {}
+  constructor(private config: WaSqliteWorkerDialectConfig) {}
 
   async init(): Promise<void> {
     // try to persist storage, https://web.dev/articles/persistent-storage#request_persistent_storage
     try {
-      if (navigator.storage?.persist && !(await navigator.storage.persisted())) {
+      if (!(await navigator.storage.persisted())) {
         await navigator.storage.persist();
       }
       // biome-ignore lint/suspicious/noEmptyBlockStatements: <explanation>
     } catch {}
 
+    const useOPFS = (this.config.preferOPFS ?? true) ? await isOpfsSupported() : false;
+
     this.mitt = mitt<EventWithError>();
 
-    this.worker =
-      this.config.worker ??
-      new Worker(workerUrl, {
-        type: "module",
-      });
+    this.worker = parseWorkerOrURL(this.config.worker || defaultWorker, useOPFS || isModuleWorkerSupport());
 
-    this.worker.onmessage = ({ data: [type, ...msg] }: MessageEvent<WorkerToMainMsg>) => {
+    // biome-ignore lint/style/noNonNullAssertion: <explanation>
+    this.worker!.onmessage = ({ data: [type, ...msg] }: MessageEvent<WorkerToMainMsg>) => {
       this.mitt?.emit(type, ...msg);
     };
 
-    this.worker.postMessage([0, this.config.fileName, this.config.preferOPFS ?? false] satisfies MainToWorkerMsg);
+    this.worker?.postMessage([
+      0,
+      this.config.fileName,
+      // if use OPFS, wasm should use sync version
+      parseWorkerOrURL(this.config.url ?? defaultWasmURL, !useOPFS) as string,
+      useOPFS,
+    ] satisfies MainToWorkerMsg);
 
     await new Promise<void>((resolve, reject) => {
       this.mitt?.once(0, (_, err) => (err ? reject(err) : resolve()));
     });
 
-    this.connection = new OfficialWasmWorkerConnection(this.worker, this.mitt);
+    // biome-ignore lint/style/noNonNullAssertion: <explanation>
+    this.connection = new WaSqliteWorkerConnection(this.worker!, this.mitt);
     await this.config.onCreateConnection?.(this.connection);
   }
 
@@ -47,7 +54,6 @@ export class OfficialWasmWorkerDriver implements Driver {
     // SQLite only has one single connection. We use a mutex here to wait
     // until the single connection has been released.
     await this.connectionMutex.lock();
-
     // biome-ignore lint/style/noNonNullAssertion: <explanation>
     return this.connection!;
   }
@@ -64,12 +70,9 @@ export class OfficialWasmWorkerDriver implements Driver {
     await connection.executeQuery(CompiledQuery.raw("rollback"));
   }
 
-  releaseConnection(): Promise<void> {
-    return new Promise((resolve) => {
-      this.connectionMutex.unlock();
-
-      resolve();
-    });
+  // biome-ignore lint/suspicious/useAwait: <explanation>
+  async releaseConnection(): Promise<void> {
+    this.connectionMutex.unlock();
   }
 
   async destroy(): Promise<void> {
@@ -116,7 +119,7 @@ class ConnectionMutex {
   }
 }
 
-class OfficialWasmWorkerConnection implements DatabaseConnection {
+class WaSqliteWorkerConnection implements DatabaseConnection {
   readonly worker: Worker;
   readonly mitt?: Emitter<EventWithError>;
   constructor(worker: Worker, mitt?: Emitter<EventWithError>) {
@@ -127,18 +130,20 @@ class OfficialWasmWorkerConnection implements DatabaseConnection {
   async *streamQuery<R>(compiledQuery: CompiledQuery): AsyncIterableIterator<QueryResult<R>> {
     const { parameters, sql, query } = compiledQuery;
     if (!SelectQueryNode.is(query)) {
-      throw new Error("official wasm worker dialect only supports SELECT queries for streaming");
+      throw new Error("WaSqlite dialect only supported SELECT queries");
     }
     this.worker.postMessage([3, sql, parameters] satisfies MainToWorkerMsg);
     let done = false;
     let resolveFn: (value: IteratorResult<QueryResult<R>>) => void;
-    let rejectFn: (reason?: unknown) => void;
+    // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+    let rejectFn: (reason?: any) => void;
 
     this.mitt?.on(3 /* data */, (data, err): void => {
       if (err) {
         rejectFn(err);
       } else {
-        resolveFn({ value: { rows: data as R[] }, done: false });
+        // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+        resolveFn({ value: { rows: data as any }, done: false });
       }
     });
 
@@ -167,10 +172,8 @@ class OfficialWasmWorkerConnection implements DatabaseConnection {
   }
 
   async executeQuery<R>(compiledQuery: CompiledQuery<unknown>): Promise<QueryResult<R>> {
-    const { sql, parameters, query } = compiledQuery;
-
+    const { parameters, sql, query } = compiledQuery;
     const isSelect = SelectQueryNode.is(query);
-
     this.worker.postMessage([1, isSelect, sql, parameters] satisfies MainToWorkerMsg);
     return new Promise((resolve, reject) => {
       if (!this.mitt) {
diff --git a/src/lib/kysely-wasqlite-worker/index.ts b/src/lib/kysely-wasqlite-worker/index.ts
new file mode 100644
index 0000000..c89dc2f
--- /dev/null
+++ b/src/lib/kysely-wasqlite-worker/index.ts
@@ -0,0 +1,48 @@
+import type { DatabaseIntrospector, Dialect, DialectAdapter, Driver, Kysely, QueryCompiler } from "kysely";
+import type { WaSqliteWorkerDialectConfig } from "./type";
+import { SqliteAdapter, SqliteIntrospector, SqliteQueryCompiler } from "kysely";
+import { WaSqliteWorkerDriver } from "./driver";
+
+export type { Promisable, WaSqliteWorkerDialectConfig } from "./type";
+export { createOnMessageCallback } from "./worker/utils";
+
+export {
+  customFunction,
+  isIdbSupported,
+  isModuleWorkerSupport,
+  isOpfsSupported,
+  type SQLiteDB,
+} from "@subframe7536/sqlite-wasm";
+
+export class WaSqliteWorkerDialect implements Dialect {
+  /**
+   * dialect for [`wa-sqlite`](https://github.com/rhashimoto/wa-sqlite),
+   * execute sql in `Web Worker`,
+   * store data in [OPFS](https://developer.mozilla.org/en-US/docs/Web/API/File_System_API/Origin_private_file_system) or IndexedDB
+   *
+   * @example
+   * import { WaSqliteWorkerDialect } from 'kysely-wasqlite-worker'
+   *
+   * const dialect = new WaSqliteWorkerDialect({
+   *   fileName: 'test',
+   * })
+   */
+  constructor(private config: WaSqliteWorkerDialectConfig) {}
+
+  createDriver(): Driver {
+    return new WaSqliteWorkerDriver(this.config);
+  }
+
+  createQueryCompiler(): QueryCompiler {
+    return new SqliteQueryCompiler();
+  }
+
+  createAdapter(): DialectAdapter {
+    return new SqliteAdapter();
+  }
+
+  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+  createIntrospector(db: Kysely<any>): DatabaseIntrospector {
+    return new SqliteIntrospector(db);
+  }
+}
diff --git a/src/lib/kysely-wasqlite-worker/type.ts b/src/lib/kysely-wasqlite-worker/type.ts
new file mode 100644
index 0000000..28095cc
--- /dev/null
+++ b/src/lib/kysely-wasqlite-worker/type.ts
@@ -0,0 +1,81 @@
+import type { SqlValue } from "@sqlite.org/sqlite-wasm";
+import type { DatabaseConnection, QueryResult } from "kysely";
+
+export type Promisable<T> = T | Promise<T>;
+
+export interface WaSqliteWorkerDialectConfig {
+  /**
+   * db file name
+   */
+  fileName: string;
+  /**
+   * prefer to store data in OPFS
+   * @default true
+   */
+  preferOPFS?: boolean;
+  /**
+   * wasqlite worker
+   *
+   * built-in: {@link useDefaultWorker}
+   * @param supportModuleWorker if support `{ type: 'module' }` in worker options
+   * @example
+   * import { useDefaultWorker } from 'kysely-wasqlite-worker'
+   * @example
+   * (supportModuleWorker) => supportModuleWorker
+   *   ? new Worker(
+   *       new URL('kysely-wasqlite-worker/worker-module', import.meta.url),
+   *       { type: 'module', credentials: 'same-origin' }
+   *     )
+   *   : new Worker(
+   *       new URL('kysely-wasqlite-worker/worker-classic', import.meta.url),
+   *       { type: 'classic', name: 'test' }
+   *     )
+   */
+  worker?: Worker | ((supportModuleWorker: boolean) => Worker);
+  /**
+   * wasm URL
+   *
+   * built-in: {@link useDefaultWasmURL}
+   * @param useAsyncWasm if need to use wa-sqlite-async.wasm
+   * @example
+   * import { useDefaultWasmURL } from 'kysely-wasqlite-worker'
+   * @example
+   * (useAsyncWasm) => useAsyncWasm
+   *   ? 'https://cdn.jsdelivr.net/gh/rhashimoto/wa-sqlite@v1.0.0/dist/wa-sqlite-async.wasm'
+   *   : new URL('kysely-wasqlite-worker/wasm-sync', import.meta.url).href
+   */
+  url?: string | ((useAsyncWasm: boolean) => string);
+  onCreateConnection?: (connection: DatabaseConnection) => Promisable<void>;
+}
+
+type RunMsg = [type: 1, isSelect: boolean, sql: string, parameters?: readonly unknown[]];
+type StreamMsg = [type: 3, sql: string, parameters?: readonly unknown[]];
+
+type InitMsg = [type: 0, url: string, fileName: string, useOPFS: boolean];
+
+type CloseMsg = [2];
+
+type LoadDbMsg = [type: 4, filename: string, useOPFS: boolean, statements: string[]];
+
+export type MainToWorkerMsg = InitMsg | RunMsg | CloseMsg | StreamMsg | LoadDbMsg;
+
+export type WorkerToMainMsg = {
+  [K in keyof Events]: [type: K, data: Events[K], err: unknown];
+}[keyof Events];
+
+export type EventWithError = {
+  [K in keyof Events]: [data: Events[K], err: unknown];
+};
+
+type Events = {
+  0: null;
+  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+  1: QueryResult<any> | null;
+  2: null;
+  3: {
+    [columnName: string]: SqlValue;
+  }[];
+  4: null;
+  5: number;
+  6: null;
+};
diff --git a/src/lib/kysely-wasqlite-worker/utils.ts b/src/lib/kysely-wasqlite-worker/utils.ts
new file mode 100644
index 0000000..9724a7e
--- /dev/null
+++ b/src/lib/kysely-wasqlite-worker/utils.ts
@@ -0,0 +1,24 @@
+import asyncWasmUrl from "~/assets/wa-sqlite-async.wasm?url";
+import syncWasmUrl from "~/assets/wa-sqlite.wasm?url";
+
+export function parseWorkerOrURL<T, P extends T | ((is: boolean) => T)>(obj: P, is: boolean): T {
+  return typeof obj === "function" ? obj(is) : obj;
+}
+
+/**
+ * auto load target worker
+ *
+ * **only basic worker options**
+ */
+export function defaultWorker(support: boolean): Worker {
+  return support
+    ? new Worker(new URL("worker.mjs", import.meta.url), { type: "module" })
+    : new Worker(new URL("worker.js", import.meta.url));
+}
+
+/**
+ * auto load target wasm
+ */
+export function defaultWasmURL(useAsyncWasm: boolean): string {
+  return useAsyncWasm ? asyncWasmUrl : syncWasmUrl;
+}
diff --git a/src/lib/kysely-official-wasm-worker/worker/index.ts b/src/lib/kysely-wasqlite-worker/worker/index.ts
similarity index 100%
rename from src/lib/kysely-official-wasm-worker/worker/index.ts
rename to src/lib/kysely-wasqlite-worker/worker/index.ts
diff --git a/src/lib/kysely-official-wasm-worker/worker/utils.ts b/src/lib/kysely-wasqlite-worker/worker/utils.ts
similarity index 52%
rename from src/lib/kysely-official-wasm-worker/worker/utils.ts
rename to src/lib/kysely-wasqlite-worker/worker/utils.ts
index 45e92f3..26b746c 100644
--- a/src/lib/kysely-official-wasm-worker/worker/utils.ts
+++ b/src/lib/kysely-wasqlite-worker/worker/utils.ts
@@ -1,70 +1,52 @@
-import sqlite3InitModule, {
-  type BindingSpec,
-  type Database,
-  type OpfsDatabase,
-  type Sqlite3Static,
-  type SqlValue,
-} from "@sqlite.org/sqlite-wasm";
+import type { SQLiteDB } from "@subframe7536/sqlite-wasm";
 import type { QueryResult } from "kysely";
 import type { MainToWorkerMsg, WorkerToMainMsg } from "../type";
+import { initSQLite } from "@subframe7536/sqlite-wasm";
+import { defaultWasmURL, parseWorkerOrURL } from "../utils";
 
-let sqlite3: Sqlite3Static;
-let db: Database | OpfsDatabase;
+let db: SQLiteDB;
 
 async function init(
   fileName: string,
-  preferOpfs: boolean,
-  afterInit?: (sqliteDB: Database | OpfsDatabase) => Promise<void>,
+  url: string,
+  useOPFS: boolean,
+  afterInit?: (sqliteDB: SQLiteDB) => Promise<void>,
 ): Promise<void> {
-  sqlite3 = await sqlite3InitModule();
-
-  db = preferOpfs && "opfs" in sqlite3.oo1 ? new sqlite3.oo1.OpfsDb(fileName) : new sqlite3.oo1.DB(fileName);
-
+  db = await initSQLite(
+    (useOPFS
+      ? (await import("@subframe7536/sqlite-wasm/opfs")).useOpfsStorage
+      : (await import("@subframe7536/sqlite-wasm/idb")).useIdbStorage)(fileName, { url }),
+  );
   await afterInit?.(db);
 }
 
-function exec(isSelect: boolean, sql: string, parameters?: readonly unknown[]): QueryResult<SqlValue[]> {
-  const rows = db.exec(sql, {
-    bind: parameters as BindingSpec,
-    returnValue: "resultRows",
-  });
-
+// biome-ignore lint/suspicious/noExplicitAny: <explanation>
+async function exec(isSelect: boolean, sql: string, parameters?: readonly unknown[]): Promise<QueryResult<any>> {
+  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+  const rows = await db.run(sql, parameters as any[]);
   return isSelect || rows.length
     ? { rows }
     : {
         rows,
-        insertId: BigInt(sqlite3.capi.sqlite3_last_insert_rowid(db)),
+        insertId: BigInt(db.lastInsertRowId()),
         numAffectedRows: BigInt(db.changes()),
       };
 }
-
-function stream(
-  onData: (data: { [columnName: string]: SqlValue }) => void,
-  sql: string,
-  parameters?: readonly unknown[],
-): void {
-  const stmt = db.prepare(sql);
-
-  if (parameters) {
-    stmt.bind(parameters as BindingSpec);
-  }
-
-  while (stmt.step()) {
-    onData(stmt.get({}));
-  }
-
-  stmt.finalize();
+// biome-ignore lint/suspicious/noExplicitAny: <explanation>
+async function stream(onData: (data: any) => void, sql: string, parameters?: readonly unknown[]): Promise<void> {
+  // biome-ignore lint/suspicious/noExplicitAny: <explanation>
+  await db.stream(onData, sql, parameters as any[]);
 }
 
 async function loadDb(onData: (percentage: number) => void, fileName: string, useOPFS: boolean, statements: string[]) {
   if (!db) {
-    await init(fileName, useOPFS);
+    await init(fileName, parseWorkerOrURL(defaultWasmURL, !useOPFS) as string, useOPFS);
   }
 
   const length = statements.length;
   let percentage = 0;
 
-  for (let i = 0; i < length; i++) {
+  for (let i = 0; i < length; i += 1000) {
     const newPercentage = Math.round((i / length) * 100);
 
     if (newPercentage !== percentage) {
@@ -75,8 +57,10 @@ async function loadDb(onData: (percentage: number) => void, fileName: string, us
 
     console.log("executing statement");
 
-    db.exec(statements[i]);
+    await db.run(statements.slice(i, i + 1000).join(";"));
   }
+
+  // await db.run(statements.join(";"));
 }
 
 /**
@@ -92,7 +76,7 @@ async function loadDb(onData: (percentage: number) => void, fileName: string, us
  * )
  */
 export function createOnMessageCallback(
-  afterInit?: (sqliteDB: Database | OpfsDatabase) => Promise<void>,
+  afterInit?: (sqliteDB: SQLiteDB) => Promise<void>,
 ): (event: MessageEvent<MainToWorkerMsg>) => Promise<void> {
   return async ({ data: [msg, data1, data2, data3] }: MessageEvent<MainToWorkerMsg>) => {
     const ret: WorkerToMainMsg = [msg, null, null];
@@ -100,16 +84,16 @@ export function createOnMessageCallback(
     try {
       switch (msg) {
         case 0:
-          await init(data1, data2, afterInit);
+          await init(data1, data2, data3, afterInit);
           break;
         case 1:
-          ret[1] = exec(data1, data2, data3);
+          ret[1] = await exec(data1, data2, data3);
           break;
         case 2:
-          db.close();
+          await db.close();
           break;
         case 3:
-          stream((val) => postMessage([3, [val], null] satisfies WorkerToMainMsg), data1, data2);
+          await stream((val) => postMessage([3, [val], null] satisfies WorkerToMainMsg), data1, data2);
           ret[0] = 4;
           break;
         case 4: