public void cleanupTables() throws SQLException {
    try (Connection connection = dataSource.getConnection()) {
      try (Statement statement = connection.createStatement()) {
        for (String table : AccountStatsMySqlStore.TABLES) {
          statement.executeUpdate("DELETE FROM " + table);
        }
      }
    }
  }
Remove all the data in the all account stats related tables; This is only used in test.
ambry-mysql/src/main/java/com/github/ambry/accountstats/AccountStatsMySqlStore.java