diff --git a/firestore-bigquery-export/scripts/import/src/run-multi-thread.ts b/firestore-bigquery-export/scripts/import/src/run-multi-thread.ts
index f4d40ae4b..6ab3d1530 100644
--- a/firestore-bigquery-export/scripts/import/src/run-multi-thread.ts
+++ b/firestore-bigquery-export/scripts/import/src/run-multi-thread.ts
@@ -5,12 +5,6 @@ import { pool } from "workerpool";
 import * as logs from "./logs";
 import { CliConfig } from "./types";
 
-// import {
-//   ChangeType,
-//   FirestoreBigQueryEventHistoryTracker,
-//   FirestoreDocumentChangeEvent,
-// } from "@firebaseextensions/firestore-bigquery-change-tracker";
-
 /**
  * Import data from a collection group in parallel using workers.
  */
@@ -96,16 +90,3 @@ export async function runMultiThread(config: CliConfig): Promise<number> {
 
   return Promise.resolve(total);
 }
-
-// export async function runMultiThread(
-//   config: CliConfig,
-//   dataSink: FirestoreBigQueryEventHistoryTracker
-// ): Promise<number> {
-//   const {
-//     datasetId,
-//     datasetLocation,
-//     rawChangeLogName,
-//   } = config;
-
-//   return processCollectionGroup(config)
-// }
diff --git a/firestore-bigquery-export/scripts/import/src/run-single-thread.ts b/firestore-bigquery-export/scripts/import/src/run-single-thread.ts
index 222adb9fa..38157d07f 100644
--- a/firestore-bigquery-export/scripts/import/src/run-single-thread.ts
+++ b/firestore-bigquery-export/scripts/import/src/run-single-thread.ts
@@ -7,14 +7,10 @@ import * as firebase from "firebase-admin";
 import * as fs from "fs";
 import * as util from "util";
 
-import { resolveWildcardIds } from "./config";
 import { getRowsFromDocs } from "./helper";
 import { CliConfig } from "./types";
 
 const write = util.promisify(fs.writeFile);
-
-const FIRESTORE_DEFAULT_DATABASE = "(default)";
-
 export function getQuery(
   config: CliConfig,
   cursor?: firebase.firestore.DocumentSnapshot<firebase.firestore.DocumentData>