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@Column( name = "columnName") doesn't work

; @OneToMany(fetch = FetchType.LAZY, cascade = CascadeType.ALL) @Column( name = "DATA_ITEMS" ) private List<AfwDataKeyItem> dataItems; @OneToOne(fetch = FetchType.LAZY, cascade

Entity not removed 100%

When I remove an object from a class it get's removed but the other objects that had that object as an attribute still keep it although I am using @OneToMany(cascade=CascadeType ... It is the application responsibility to clear references to removed objects. Cascading removal operates

can't get HashMap out of the database

Date signingDate;     @OneToMany(fetch=FetchType.EAGER, cascade=CascadeType.ALL) private ... Long id; @OneToMany(fetch=FetchType.EAGER, cascade=CascadeType.ALL)     private ArrayList

Some details about db behavior

will refer to it. Please explain what is happening there? I know about cascade option, and if I use ... ) after persisting a B instance that references an A instance (with cascading enabled

Problem with @Basic(fetch = FetchType.LAZY)

, cascade = CascadeType.ALL)     private LargeString description;     @OneToOne(fetch = FetchType.LAZY, cascade = CascadeType.ALL)     private LargeString code; Nothing special about the LargeString

500Mb ObjectDb database opening issue

500Mb ObjectDb database opening issue

EntityManagerFactory Fails To Swtich Over To Slave When Master Is Unavailable

serialization="false" />                 <cascade-persist always="auto" on-persist="false" on-commit ... " />                 <cascade-persist always="auto" on-persist="false" on-commit="true" />                 <dirty

LAZY @ManyToOne field functions as EAGER

);         }         @ManyToOne(fetch=FetchType.LAZY, cascade= CascadeType.ALL)         C cLazy;                 @ManyToOne(fetch=FetchType.EAGER, cascade= CascadeType.ALL)         C cEager

java.lang.NullPointerException during access a field, only if the classes enhanced

.TVS.cascade(TVS.java:156) at com.objectdb.o.STA.Q(STA.java:476) at com.objectdb.o ... .TVS.cascade(TVS.java:156) at com.objectdb.o.STA.Q(STA.java:476) at com.objectdb.o.STM.E(STM.java

Internal exception

.cascade(TVS.java:156) at com.objectdb.o.STA.Q(STA.java:476) at com.objectdb.o.STM.E(STM.java:408 ... indicates a failure to cascade persist operation from unknown reason during that flush. Any

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Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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