@Override
    public byte[] getBytes(final int columnIndex) throws SQLException {
        return (byte[]) ResultSetUtils.convertValue(mergeResultSet.getValue(columnIndex, byte[].class), byte[].class);
    }
@Test
    void assertGetBytesWithColumnLabel() throws SQLException {
        when(mergeResultSet.getValue(1, byte[].class)).thenReturn(new byte[]{(byte) 1});
        assertThat(shardingSphereResultSet.getBytes("label"), is(new byte[]{(byte) 1}));
    }