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@OneToOne query issue with OR and IS NULL

;   @OneToOne(mappedBy = "other", cascade = CascadeType.ALL)    

Embedded Entity in EmbeddedId not persisted. Error 631 at select.

static class AId {     @OneToOne(cascade = CascadeType.PERSIST)   

Configuration Advice

" /> <persist serialization="false" /> <cascade-persist always="auto

List always null

", cascade = CascadeType.PERSIST)     private List<Noticia> noticias; I'm

Failing to read entities under load in multithreaded tests

final long serialVersionUID = 6249921651146397564L; @OneToOne(cascade=CascadeType.REFRESH

PostUpdate collection null

;  @OneToMany(fetch=FetchType.EAGER, cascade=CascadeType.PERSIST)     

locks on pure query activities

;fetch hollow="true" /> <persist serialization="false" /> <cascade-persist

Performance tuning, best practices

" />   <persist serialization="false" />   <cascade-persist always="auto

Out of memory

" level2="0" /> <cascade-persist always="auto" on-persist="false" on-commit="true

ObjectDB 2.6.2

="/forum/1618">cascading detach through unloaded inverse (mapped by) collection.