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3

javax.persistence.PessimisticLockScope

with the NamedQuery annotation. Since: JPA 2.0 PessimisticLockScope EXTENDED In addition to the behavior ... with a value of PessimisticLockScope.EXTENDED. In addition to the behavior for PessimisticLockScope.NORMAL ... the additional table(s). Entity relationships for which the locked entity contains the foreign key
3

javax.persistence.Table

entity. Additional tables may be specified using SecondaryTable or SecondaryTables annotation ... addition to any constraints specified by the Column and JoinColumn annotations and constraints entailed by primary key mappings. Defaults to no additional constraints. Default value: {} Since: JPA 1.0
2

SecondaryTable.uniqueConstraints

generation is in effect. These constraints apply in addition to any constraints specified by the Column and JoinColumn annotations and constraints entailed by primary key mappings. Defaults to no additional constraints. Default value: {} Since: JPA 1.0
2

TableGenerator.uniqueConstraints

Annotation Element javax.persistence.TableGenerator UniqueConstraint[] uniqueConstraints (Optional) Unique constraints that are to be placed on the table. These are only used if table generation is in effect. These constraints apply in addition to primary key constraints. Defaults to no additional constraints. Default value: {} Since: JPA 1.0
2

javax.persistence.SecondaryTable

only used if table generation is in effect. These constraints apply in addition to any constraints ... . Defaults to no additional constraints. Default value: {} Since: JPA 1.0
2

javax.persistence.CollectionTable

annotation is used on the collection-valued attribute in addition to the ElementCollection annotation ... AttributeOverrides annotations can be used in addition to the ElementCollection annotation. If the embeddable class
2

javax.persistence.TableGenerator

is in effect. These constraints apply in addition to primary key constraints. Defaults to no additional constraints. Default value: {} Since: JPA 1.0 String valueColumnName (Optional) Name
2

java.lang.Throwable

" whose implementation predates the addition of the exception chaining mechanism to Throwable. For example: try ... . This is appropriate for a "legacy chained throwable" that predates the addition of chained exceptions to Throwable
1

Step 1: Create a Java EE 6 Web Project

... button and the Download additional server adapters link. Follow the instructions and specify the path
0

javax.jdo.datastore.Sequence

. Since: JDO 2.0 void allocate(int additional) Provides a hint to the implementation that the application will need additional sequence value objects in short order. Provides a hint to the implementation that the application will need additional sequence value objects in short order

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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