String storeSink() {
        return storeSink;
    }
@Test
    public void testStoreSinkIsEscaped() {
        Queries queries = new Queries(mappingEscape, idColumnEscape, columnMetadataEscape);
        String result = queries.storeSink();
        assertEquals("SINK INTO \"my\"\"mapping\" (\"i\"\"d\", \"na\"\"me\", \"add\"\"ress\") VALUES (?, ?, ?)", result);
    }