String deleteAll(int n) {
        return deleteAllQueries.computeIfAbsent(n, deleteAllFactory);
    }
@Test
    public void testDeleteAllIsEscaped() {
        Queries queries = new Queries(mappingEscape, idColumnEscape, columnMetadataEscape);
        String result = queries.deleteAll(2);
        assertEquals("DELETE FROM \"my\"\"mapping\" WHERE \"i\"\"d\" IN (?, ?)", result);
    }