diff --git a/OCH/shuttle/driver_weaknet/src/main/java/com/mogo/och/weaknet/repository/db/MyDataBase.kt b/OCH/shuttle/driver_weaknet/src/main/java/com/mogo/och/weaknet/repository/db/MyDataBase.kt
index 18f34dd05d..f87a5595e4 100644
--- a/OCH/shuttle/driver_weaknet/src/main/java/com/mogo/och/weaknet/repository/db/MyDataBase.kt
+++ b/OCH/shuttle/driver_weaknet/src/main/java/com/mogo/och/weaknet/repository/db/MyDataBase.kt
@@ -83,7 +83,8 @@ abstract class MyDataBase : RoomDatabase() {
 
         private val MIGRATION_4_5 = object : Migration(4, 5) {
             override fun migrate(database: SupportSQLiteDatabase) {
-                database.execSQL("CREATE TABLE IF NOT EXISTS `${WriteOffDataBean.writeoffDataTable}` (`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `msg_id` TEXT, `expiry_time` INTEGER, `booking_time` INTEGER, `type` INTEGER, `task_id` INTEGER, `line_id` INTEGER, `site_id` INTEGER, `driver_id` INTEGER, `remaining_times` INTEGER, `order_no` TEXT, `uid` TEXT, `seq` TEXT, `business_time` INTEGER, `tick_size` INTEGER, `tick_name` TEXT, `event_save_time` INTEGER NOT NULL, `update_status` INTEGER NOT NULL, `update_time` INTEGER)")
+                database.execSQL("CREATE TABLE IF NOT EXISTS `${WriteOffDataBean.writeoffDataTable}` (`id` INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, `msg_id` TEXT, `expiry_time` INTEGER, `booking_time` INTEGER, `type` INTEGER, `task_id` INTEGER, `line_id` INTEGER, `site_id` INTEGER, `driver_id` INTEGER, `available_times` INTEGER, `order_no` TEXT, `uid` TEXT, `seq` TEXT, `business_time` INTEGER, `tick_size` INTEGER, `tick_name` TEXT, `event_save_time` INTEGER NOT NULL, `update_status` INTEGER NOT NULL, `update_time` INTEGER)")
+                database.execSQL("CREATE INDEX `index_writeoff_data_table_event_save_time` ON `writeoff_data_table` (`event_save_time`)")
             }
         }