# Query Object

{% content-ref url="query-object/predicate-suffix-field" %}
[predicate-suffix-field](https://query.docs.doyto.win/object-concepts/query-object/predicate-suffix-field)
{% endcontent-ref %}

{% content-ref url="query-object/logic-suffix-field" %}
[logic-suffix-field](https://query.docs.doyto.win/object-concepts/query-object/logic-suffix-field)
{% endcontent-ref %}

{% content-ref url="query-object/subquery-field" %}
[subquery-field](https://query.docs.doyto.win/object-concepts/query-object/subquery-field)
{% endcontent-ref %}

{% content-ref url="<https://github.com/doytowin/doyto-query-docs/blob/en/en/object-concepts/query-object/e-r-query-field.md>" %}
<https://github.com/doytowin/doyto-query-docs/blob/en/en/object-concepts/query-object/e-r-query-field.md>
{% endcontent-ref %}

{% content-ref url="query-object/custom-condition-field" %}
[custom-condition-field](https://query.docs.doyto.win/object-concepts/query-object/custom-condition-field)
{% endcontent-ref %}