> For the complete documentation index, see [llms.txt](https://query.docs.doyto.win/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://query.docs.doyto.win/zh/object-concepts.md).

# 对象概念

- [查询对象](https://query.docs.doyto.win/zh/object-concepts/query-object.md)
- [分页对象](https://query.docs.doyto.win/zh/object-concepts/query-object/page-query.md)
- [谓词后缀字段](https://query.docs.doyto.win/zh/object-concepts/query-object/predicate-suffix-field.md)
- [逻辑后缀字段](https://query.docs.doyto.win/zh/object-concepts/query-object/logic-suffix-field.md)
- [子查询字段](https://query.docs.doyto.win/zh/object-concepts/query-object/subquery-field.md)
- [ER关系字段](https://query.docs.doyto.win/zh/object-concepts/query-object/er-query-field.md)
- [自定义查询字段](https://query.docs.doyto.win/zh/object-concepts/query-object/custom-condition-field.md)
- [实体对象](https://query.docs.doyto.win/zh/object-concepts/entity-object.md)
- [枚举字段](https://query.docs.doyto.win/zh/object-concepts/entity-object/enum-field.md)
- [分表](https://query.docs.doyto.win/zh/object-concepts/entity-object/sharding.md)
- [视图对象](https://query.docs.doyto.win/zh/object-concepts/view-object.md)
- [列映射](https://query.docs.doyto.win/zh/object-concepts/view-object/column-mapping.md)
- [分组映射](https://query.docs.doyto.win/zh/object-concepts/view-object/group-by.md)
- [内连接](https://query.docs.doyto.win/zh/object-concepts/view-object/inner-join.md)
- [外连接](https://query.docs.doyto.win/zh/object-concepts/view-object/join-on.md)
- [聚合查询对象](https://query.docs.doyto.win/zh/object-concepts/having-object.md)