JPA Entity Manger Factory
JPA configure
to inject Container Managed EntityManager, but thread safe PersistenceContext unitName
it helps to create Application managed EntityManager, in JEE enviornment PersistenceUnit
PostLoad
PrePersist
PostPersist
PreUpdate
PostUpdate
PreRemove
PostRemove
EntityListener

JPA 2.1 class level_Physical
to specify table name for an entity Table name schema/catelog uniqueConstraints
SecondaryTables
SecondaryTable
UniqueConstraint columnName

JPA 2.1 class level_logical
every java entity class must be annotated 1 Entity name
2 Inheritance startegy
3 DiscriminatorValue
4 DiscriminatorColumn name discriminatorType
5 MappedSuperClass
override, the default access type 6 Access
7 Cachable
used to define JP QL 8 NamedQuery name query
used when define more than one query in single class 9 NamedQueries
10 NamedNativeQuery name query resultClass resultSetMapping
11 NamedNativeQueries
12 SqlResultSetMapping name entities column
13 EntityResult fields entityClass
14 FieldResult name column
15 ColumnResult name
16 BatchSize
17 Where
18 Check
19 SubSelect
20 Synchronize

JPA2.1 attribute level
1 id
this value generated in domain object 2 GeneratedValue name startegy/generator
3 SequenceGenerator name sequenceName initialValue allocationSize
explicitly spccify the keyValue for table generator 4 TableGenerator name table initialValue allocationSize pkColumnName valueColumnName
5 IdClass
mixed type access or value to be retained accross JVM 6 Transient
it is optional, it is explitly says, primitive type of attribute 7 Basic fetch optional
just to tell the provider this is lob column 8 Lob
to explity says enum type of value to be stored 9 Enumerated
used only when java.util.Date/Calendar used 10 Temporal
11 Version
target is shared by many source ( non-collection ) 12 ManyToOne cascade
target is never shared ( non- collection ) 16 OneToOne mappedBy targetEntity fetch
Collection based relationship 13 OneToMany mappedBy fetch
used to spcify FOREIGN key column name 14 JoinColumn name updatable unique nullable referencedColumnName
15 JoinColumns name referencedColumnname
Collection based relationship 17 ManyToMany targetEntity cascade
Many-to-many/one-to-many by join table 18 JoinTable name joinColumns inverseJoinColumns
19 MapsId
20 OrderColumn name
it is just element collection, not any relationship 21 ElementCollection targetClass fetch
22 CollectionTable name joinColumns
23 OrderBy
any java class can be used as embeddable 24 Embeddable
any java attribute is embeddalble Type 25 Embedded
just to override column mapping of embeddable type 26 AttributeOverride name column
27 AttributeOverrides
28 EmbeddedId
to overide default attribute name 29 Column name unique nullable length precision scale columnDefinition
30 NotNull
31 GenericGenerator
32 GenericGenerators
33 Type type
34 TypeDef name defaultClassType typeClass
35 TypeDefs
36 Immutable
37 proxy lazy proxyClass
38 FilterDefs
39 FilterDef name parameter condition
40 Filters
41 Filter name condition
42 ParamDef name type
43 FilterJoinTable
44 DiscriminatorFormula
45 Formula
46 Generated
47 JoinColumnOrFormula
48 EmbeddedId
49 MappedSuperClass
50 Parent
51 PrimaryKeyJoinColumn
52 SecondaryTable
53 FetchProfile
54 Cache
55 onDelete
56 NotFound
57 ForeignKey
58 NaturalId
59 Any
60 AnyDef
61 Sort type comparator
62 OptimisticLock

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