DataNucleus Parte 7 - Soporte de Funciones de los almacenes de datos

Todas la funcione de la API no son compatibles en todos los almacenes de datos, a continuación tenemos el listado de funciones en correspondiente a cada almacén de datos.
Feature
General Features
Datastore Identity
Application Identity
Nondurable Identity
Compound Identity
Nontransactional
ACID Transactions
Versioned objects
Optimistic Checks
Fetch Plan control
Native Connection access (JDO)
Encryption of data
Backed object wrappers
Cascade Persist - Pessimistic
Cascade Persist - Optimistic
Cascade Update - Pessimistic
Cascade Update - Optimistic
Cascade Delete - Pessimistic
Cascade Delete - Optimistic
Schema Evolution - New fields
Value Generation
native(JDO)/auto(JPA)
increment(JDO)/table(JPA)
identity(JDO/JPA)
sequence(JDO/JPA)
uuid-hex(JDO)
uuid-string(JDO)
uuid
timestamp
timestamp-value
max
O/R Mapping
Indexes
Unique Keys
Foreign Keys
Primary Keys
Inheritance(complete-table) 
Inheritance(new-table)
Inheritance(subclass-table)
Inheritance(superclass-table)
Discriminators
Secondary Table
Embedded PC
Embedded Collection
Embedded Map
Embedded Array
Serialised PC
Serialised Collection
Serialised Map
1-1
1-N
M-N
SchemaTool
Multitenancy by discriminator
Field Types
Primitives, Wrappers
java.lang.String etc
java.lang.Enum
java.util.Date etc
java.lang.Object
java.io.Serializable
java.util.Collection
java.util.Map
Arrays
Interfaces
Queries
JDOQL evaluated in memory
JDOQL evaluated in datastore 
JDOQL of candidate interface
JDOQL Polymorphic queries
JPQL evaluated in memory
JPQL evaluated in datastore
SQL

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