@Override
    public Object getObject(final int columnIndex) throws SQLException {
        return mergeResultSet.getValue(columnIndex, Object.class);
    }
@Test
    void assertGetObjectWithInteger() throws SQLException {
        int result = 0;
        when(mergeResultSet.getValue(1, int.class)).thenReturn(result);
        assertThat(shardingSphereResultSet.getObject(1, int.class), is(result));
        when(mergeResultSet.getValue(1, Integer.class)).thenReturn(result);
        assertThat(shardingSphereResultSet.getObject(1, Integer.class), is(result));
    }