java - Hibernate - Parent - Child relation -


working on relation child/parent i've got "problems" on performance

everything working it's slow me, data faster.

table

id parent_id name 

java

public class entity {       @manytoone(fetch = fetchtype.lazy)      @joincolumn(name = "parent_id")      private entity parent;       @onetomany(mappedby = "parent", fetch = fetchtype.lazy)      private list<entity> children; } 

any idea incease ?

edit: know if existing way hibernate ? use index on table

the query auto generated hibernate

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