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Tip: How to Use FetchMode.JOIN to Fetch Collection

See what happens when you annotate an associated collection with FetchMode.JOIN.


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By annotating an associated collection with FetchMode.JOIN we force it to be loaded EAGER:

@OneToMany(fetch = FetchType.LAZY)
@Fetch(FetchMode.JOIN)
private List = new ArrayList();

Or:

@ManyToOne(fetch = FetchType.LAZY) 
@JoinColumn(name = "foo_id") 
@Fetch(FetchMode.JOIN) 
private Foo foo;

 

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Octavia Andreea Anghel is a senior PHP developer currently working as a primary trainer for programming teams that participate at national and international software-development contests. She consults on developing educational projects at a national level. She is a coauthor of the book "XML Technologies--XML in Java" (Albastra, ISBN 978-973-650-210-1), for which she wrote the XML portions. In addition to PHP and XML, she's interested in software architecture, web services, UML, and high-performance unit tests.
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