String loadAll(int n) {
        return loadAllQueries.computeIfAbsent(n, loadAllFactory);
    }
@Test
    public void testLoadAllIsEscaped() {
        Queries queries = new Queries(mappingEscape, idColumnEscape, columnMetadataEscape);
        String result = queries.loadAll(2);
        assertEquals("SELECT * FROM \"my\"\"mapping\" WHERE \"i\"\"d\" IN (?, ?)", result);
    }