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JPA Doc
4

SecondaryTable.uniqueConstraints

Annotation Element javax.persistence.SecondaryTable UniqueConstraint[] uniqueConstraints (Optional) Unique constraints that are to be placed on the table. These are typically only used if table generation is in effect. These constraints apply in addition to any constraints specified by the Column
JPA Doc
4

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
JDO Doc
4

Value.serialized

Annotation Element javax.jdo.annotations.Value String serialized Whether the value is to be stored serialized (into a single column of a join table). Returns: Whether the value is to be stored serialized (into a join table) Default value: "" Since: JDO 2.1
Forum
4

Extended mapping-definitions

depending on its java-class. But in this case all the instances would be saved in the same ' table' (or ... it to the ' table' MetaClass, but read the value val = obj.getName() and persist it to the ' table' called ... anything else to get the problem done? With best regards, Thomas You suggest storing instances of one class in different ' tables
Forum
3

em.flush(); em.clear(); loosing data and not persisting managed objects

.persistence.Lob; import javax.persistence. Table; @Entity @ Table(name = "TestEntity", schema ... storing data from files that was originally in a RDMS and exported as csv like files (1 file per table with one row per entry). These tables are the data from the backend of an antiquated source code/bug
JPA Doc
3

AssociationOverride.joinColumns

must not be specified if a join table is used in the overriding of the mapping of the relationship. Default value: {} Since: JPA 1.0
JPA Doc
3

CollectionTable.catalog

Annotation Element javax.persistence.CollectionTable String catalog (Optional) The catalog of the table. If not specified, the default catalog is used. Default value: "" Since: JPA 2.0
JPA Doc
3

CollectionTable.name

Annotation Element javax.persistence.CollectionTable String name (Optional) The name of the collection table. If not specified, it defaults to the concatenation of the name of the containing entity and the name of the collection attribute, separated by an underscore. Default value: "" Since: JPA 2.0
JPA Doc
3

CollectionTable.schema

Annotation Element javax.persistence.CollectionTable String schema (Optional) The schema of the table. If not specified, the default schema for the user is used. Default value: "" Since: JPA 2.0
Forum
3

Database Inconsistency or corruption

:   @javax.persistence.Entity @javax.persistence. Table(name = "ObjectValues", schema = "dex_01") @javax ... .GenerationType. TABLE, generator = "objectValueGen")   @javax.persistence.TableGenerator(name = "objectValueGen", table = "IdValues", schema = "dex_01", pkColumnName = "idName", valueColumnName = "idValue