[java] Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags

When you have too complex objects with saveral collection could not be good idea to have all of them with EAGER fetchType, better use LAZY and when you really need to load the collections use: Hibernate.initialize(parent.child) to fetch the data.

Examples related to java

Under what circumstances can I call findViewById with an Options Menu / Action Bar item? How much should a function trust another function How to implement a simple scenario the OO way Two constructors How do I get some variable from another class in Java? this in equals method How to split a string in two and store it in a field How to do perspective fixing? String index out of range: 4 My eclipse won't open, i download the bundle pack it keeps saying error log

Examples related to hibernate

Hibernate Error executing DDL via JDBC Statement How does spring.jpa.hibernate.ddl-auto property exactly work in Spring? Error creating bean with name 'entityManagerFactory' defined in class path resource : Invocation of init method failed JPA Hibernate Persistence exception [PersistenceUnit: default] Unable to build Hibernate SessionFactory Disable all Database related auto configuration in Spring Boot Unable to create requested service [org.hibernate.engine.jdbc.env.spi.JdbcEnvironment] HikariCP - connection is not available Hibernate-sequence doesn't exist How to find distinct rows with field in list using JPA and Spring? Spring Data JPA and Exists query

Examples related to jpa

No converter found capable of converting from type to type How does spring.jpa.hibernate.ddl-auto property exactly work in Spring? Deserialize Java 8 LocalDateTime with JacksonMapper Error creating bean with name 'entityManagerFactory' defined in class path resource : Invocation of init method failed How to beautifully update a JPA entity in Spring Data? JPA Hibernate Persistence exception [PersistenceUnit: default] Unable to build Hibernate SessionFactory How to return a custom object from a Spring Data JPA GROUP BY query How to find distinct rows with field in list using JPA and Spring? What is this spring.jpa.open-in-view=true property in Spring Boot? Spring Data JPA and Exists query

Examples related to one-to-many

Laravel - Form Input - Multiple select for a one to many relationship JPA OneToMany and ManyToOne throw: Repeated column in mapping for entity column (should be mapped with insert="false" update="false") What is the meaning of the CascadeType.ALL for a @ManyToOne JPA association What's the difference between @JoinColumn and mappedBy when using a JPA @OneToMany association deleted object would be re-saved by cascade (remove deleted object from associations) Difference between one-to-many and many-to-one relationship Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags Difference Between One-to-Many, Many-to-One and Many-to-Many? What is “the inverse side of the association” in a bidirectional JPA OneToMany/ManyToOne association? JPA - Persisting a One to Many relationship

Examples related to bag

Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags