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Constants.PROPERTY_TRANSACTION_ISOLATION_LEVEL_SERIALIZABLE

Static Field javax.jdo.Constants String PROPERTY_TRANSACTION_ISOLATION_LEVEL_SERIALIZABLE "javax.jdo.option.TransactionIsolationLevel.serializable" Since: JDO 2.2 See Also: PersistenceManagerFactory.supportedOptions()
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PersistenceCapable.SERIALIZABLE

Static Field javax.jdo.spi.PersistenceCapable byte SERIALIZABLE If jdoFieldFlags for a field includes SERIALIZABLE, then the field is not declared as TRANSIENT. Since: JDO 1.0
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Constants.TX_SERIALIZABLE

Static Field javax.jdo.Constants String TX_SERIALIZABLE Transaction isolation level representing the requirement to serialize transactions. Since: JDO 2.2 See Also: PersistenceManagerFactory.getTransactionIsolationLevel() Transaction.getIsolationLevel()
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java.io.Serializable

java.io Interface Serializable Subinterfaces: PersistenceManagerFactory, Query Implementing Classes: AccessType, PersistentAttributeType, BasicPermission, BindableType, ByteIdentity, CacheRetrieveMode, CacheStoreMode, CascadeType, CharIdentity, Trimspec, DiscriminatorStrategy, DiscriminatorType
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JPA Persistable Types

and Serializable types (user or system defined). Note: Only instances of entity classes ... of the color3 field are stored internally as strings (i.e. “RED”, “GREEN”, “BLUE”). Serializable Types Every serializable class (user defined or system defined) is also persistable, but relying on serialization
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Step 2: Entity Class and Persistence Unit

with the following code: package guest; import java.io.Serializable; import java.sql.Date; import javax ... public class Guest implements Serializable { private static final long serialVersionUID = 1L
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Step 2: Define a JPA Entity Class

.Serializable; import javax.persistence.*; @Entity public class Point implements Serializable
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Step 2: Entity Class and Persistence Unit

.Serializable; import java.sql.Date; import javax.persistence.Entity; import javax.persistence.GeneratedValue; import javax.persistence.Id; @Entity public class Guest implements Serializable
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ObjectDB Object Database Features

) Enum classes Serializable types Persistent System Types (for persistent fields) Primitive types ... , LinkedHashMap, TreeMap and Properties. Arrays, including multidimensional arrays. Any other serializable type
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Step 2: Define a JPA Entity Class

; import java.io.Serializable; import javax.persistence.*; @Entity public class Point implements Serializable { private static final long serialVersionUID = 1L; @Id

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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