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52

Entity not removed 100%

Entity not removed 100%
52

Multiple joins did not return expected result

Multiple joins did not return expected result
52

@Lob @Basic(fetch = FetchType.LAZY) is loaded when it's not needed

@Lob @Basic(fetch = FetchType.LAZY) is loaded when it's not needed
52

orphanRemoval = true not working when CascadeType.REMOVE is disabled

orphanRemoval = true not working when CascadeType.REMOVE is disabled
10

Unexpected not reproducable exception in a query

Unexpected not reproducable exception in a query
10

date parameter not working (probably) in explorer

date parameter not working (probably) in explorer
10

Unexpected not reproducable exception during commit

Unexpected not reproducable exception during commit
10

not possible to add an existing object to an array via explorer

not possible to add an existing object to an array via explorer
9

Retrieving JPA Entity Objects

. The retrieval of objects does not require an active transaction because it does not change the content ... entity object is not found in the persistence context a new object is constructed and filled ... of the retrieved object to Employee is not required because find is defined as returning an instance
9

JPA Entity Fields

that do not participate in persistence and their values are never stored in the database (similar to transient fields in Java that do not participate in serialization). Static and final entity fields ... transient1; // not persistent because of static final int transient2 = 0; // not persistent

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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