@HighFrequencyInvocation
    public Optional<EncryptAlgorithm> findQueryEncryptor(final String tableName, final String columnName) {
        return findEncryptTable(tableName).flatMap(optional -> optional.findQueryEncryptor(columnName));
    }
@Test
    void assertNotFindQueryEncryptor() {
        assertFalse(new EncryptRule("foo_db", createEncryptRuleConfiguration()).findQueryEncryptor("t_encrypt", "invalid_col").isPresent());
    }