title: MongoDb findBySpecificParam is not working
body: <p>SpringBoot MongoDB entegration where I want to add json Data its adding to MongoDB document but when I want to filter by specific colums it is returning null value. My code is like that.</p>
  <pre><code>public interface CustomerRepository extends MongoRepository&lt;Customer,Long&gt; {
  
      @Query(value=&quot;{identiyNo:'?0'}&quot;)
      Customer findCustomersByIdentityNo(Long identiyNo);
  
  }
  </code></pre>
  <p>I tried to edit my query param like below but it doesnt work.</p>
  <pre><code>@Query(value=&quot;{identiyNo:identiyNo}&quot;)
  </code></pre>
  <p>and create code is like that,</p>
  <pre><code>@Override
  public Customer createCustomer(CustomerDto customerDto) {
     return customerRepository.save(new Customer(customerDto.getCustomerNo(),customerDto.getCustomerName(),customerDto.getCustomerSurname(),customerDto.getIdentityNo(),customerDto.getBirthDate()));
  }
  </code></pre>