public static String formatWithSchema(final DataNode dataNode) {
        return dataNode.getDataSourceName() + (null != dataNode.getSchemaName() ? "." + dataNode.getSchemaName() : "") + "." + dataNode.getTableName();
    }
@Test
    void assertFormatWithSchema() {
        DataNode dataNode = new DataNode("ds_0.tbl_0");
        dataNode.setSchemaName("public");
        assertThat(DataNodeUtils.formatWithSchema(dataNode), is("ds_0.public.tbl_0"));
    }