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Upgrade to 2.4.1_02

.cascade(TVS.java:156) at com.objectdb.o.TVS.g(TVS.java:105) at com.objectdb.o.TVS.g(TVS.java:93

LEFT (OUTER) JOIN problem when mappedBy is defined

, orphanRemoval=true, cascade= CascadeType.ALL) private List<InvoiceItem> itemList = new ArrayList

First persist takes long time

objectDB.conf for the example: <cascade-persist always="auto" on-persist="true" on-commit="true

An ArrayIndexOutOfBoundsException with nested entities and enhanced entities

{ @ManyToOne (targetEntity = DataTypeImpl.class, cascade = {CascadeType.ALL }, fetch

Mapped By Fetch is very Slow

MyEntityChild entityChild = null;   @OneToOne(targetEntity = MyEntityChild.class, cascade = CascadeType

Annotate a Map field with @ElementCollection or @Basic

cascading. You can also try @OneToMany(fetch=FetchType.EAGER), which may be more appropriate

OutofMemory error with Object DB 2.0

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

Relationship Annatations

hi, what is the purpose of annotating a field with a RDB relationship shuch as OneToMany. ManyToMany etc? sprintf Reuben Alfred Using these annotations is optional in ObjectDB but required by standard JPA. You still need these annotations in ObjectDB to specify cascading / fetch policy and other settings. support Support

ObjectDB 2.6.4

Added memory only database mode. Added an option to cascade detachment to embedded objects. Added an option to disable reuse of database page objects. Improved release of query resources. Improved memory management in multi flush transactions. Extended detachment of embedded objects to collections

ObjectDB 2.6.0

on cascading persistence through a mapped by collection (issue #1563). Fixed a bug in using enhanced entity

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

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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