當(dāng)然，一個簡單的問題，但我找不到我的答案。如何使用Neo4JRepository從關(guān)系中獲取實(shí)體？Java 8 // Spring Boot 2 // SDN 5.0.9 // OGM 3有我的代碼：@NodeEntity(label = "category")public class Category {    private @Id @GeneratedValue(strategy = InternalIdStrategy.class) Long id;    private String name;    @Relationship(type = "MEMBER_OF", direction = Relationship.INCOMING)    private Set<Sport> sports;}@NodeEntity(label = "sport")public class Sport {    private @Id @GeneratedValue(strategy = InternalIdStrategy.class) Long id;    private String name;    private String descrition;    @Relationship(type = "MEMBER_OF")    private Set<Category> categories;}@RelationshipEntity(type = "MEMBER_OF")public class Membership {    @Id    @GeneratedValue    private Long id;    @StartNode    Sport sport;    @EndNode    Category category;}我的 Neo4jRepository 中的一個簡單 findAll 返回所有節(jié)點(diǎn) Sport，但設(shè)置的類別為空那么，你能告訴我我做錯了什么嗎？