Wraps given entity and creates getters/setters for its given relation to be able to lazily load data when accessing this relation.

Loads relation data for the given entity and its relation.

Loads data for many-to-many not owner relations.

SELECT post FROM post post INNER JOIN post_categories post_categories ON post_categories.postId = post.id AND post_categories.categoryId = post_categories.categoryId

Loads data for many-to-many owner relations.

SELECT category FROM category category INNER JOIN post_categories post_categories ON post_categories.postId = :postId AND post_categories.categoryId = category.id

Loads data for many-to-one and one-to-one owner relations.

(ow) post.category<=>category.post loaded: category from post example: SELECT category.id AS category_id, category.name AS category_name FROM category category INNER JOIN post Post ON Post.category=category.id WHERE Post.id=1

Loads data for one-to-many and one-to-one not owner relations.

SELECT post FROM post post WHERE post.[joinColumn.name] = entity[joinColumn.referencedColumn]