ObjectDB Database Search

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.CriteriaQuery Type Parameters: - the type of the defined result Super Interfaces: AbstractQuery , CriteriaSelect ... must be retained. This method only overrides the return type of the corresponding AbstractQuery method. Overrides

every indexed field must contain either null or a value of one of the following persistable types : Primitive types : boolean , byte , short , char , int , long , float , double. Equivalent wrapper ... , java.sql.Timestamp. Any enum type . Reference to an entity object. Arrays and collections that contain

, as applicable. Collecting and Using Your Personal Data Types of Data Collected Personal Data ... device identifiers, browser type , browser version, the time and date of Your visit, the pages ... automatically, including, but not limited to, the type of mobile device You use, Your mobile device unique ID

Jakarta Persistence (JPA) Interface jakarta.persistence.TypedQuery Type Parameters: - query result type Super Interfaces: Query Interface used to control the execution of typed queries ... Parameter getParameter ( String name , Class type ) Get the parameter object corresponding to the declared

. Parameters: targetEntity - target type for delete operation Returns: the query object. Since: Jakarta ... query object to perform a bulk update operation. Parameters: targetEntity - target type for update ... result type . Parameters: resultClass - type of the query result Returns: criteria query object

, Class type ) Get the parameter object corresponding to the declared parameter of the given name and type ... : name - parameter name type - type Returns: parameter object. Throws: IllegalStateException ... or is not assignable to the type . Since: Jakarta Persistence (JPA) 2.0 Parameter getParameter ( int

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.Subquery Type Parameters: - the type of the selection item. Super Interfaces: AbstractQuery , Expression , CommonAbstractCriteria ... as ( Class type ) Perform a typecast upon the expression, returning a new expression object. Unlike

. Since: Jakarta Persistence (JPA) 2.0 Parameter getParameter ( String name , Class type ) Get the parameter object corresponding to the declared parameter of the given name and type . This method is required to be supported for criteria queries only. Parameters: name - parameter name type - type

of other persistable types can only be stored in the database embedded in containing entities (as field ... already contains another entity of the same type with the same primary key, an EntityExistsException ... (); Instances of persistable types other than entity classes are automatically stored embedded in

This section contains miscellaneous JPA types . The PersistenceUtil and PersistenceUnitUtil interfaces provide general utility methods: The Cache interface and the CacheRetrieveMode and CacheStoreMode enum types serve in managing the EntityManagerFactory's shared (level 2) cache: Other enum types are provided for setting of various JPA operations:

" ) specifies whether the Enhancer Agent should be loaded to enhance persistable types on the fly ... the reference type for holding non dirty entities in the persistence context of the EntityManager ... of serializable types that are non persistable otherwise (e.g. a user defined class, which is not an entity

= query. getResultList (); Because eventually both types of queries are represented by a TypedQuery ... , navigation and types ( get , type ). Arithmetic expressions ( sum , diff , prod , quot , mod , abs

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.MapAttribute Type Parameters: - The type the represented Map belongs to - The type of the value of the represented Map - The type ... of the type MapAttribute represent persistent Map -valued attributes. Since: Jakarta Persistence (JPA

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.PluralAttribute Type Parameters: - The type the represented collection belongs to - The element type of the represented collection - The type of the represented collection Super Interfaces: Attribute , Bindable Instances of the type

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.ListAttribute Type Parameters: - The type the represented List belongs to - The element type of the represented List Super Interfaces: PluralAttribute , Attribute , Bindable Instances of the type ListAttribute represent persistent

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.CollectionAttribute Type Parameters: - The type the represented Collection belongs to - The element type of the represented Collection Super Interfaces: PluralAttribute , Attribute , Bindable Instances of the type

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.SetAttribute Type Parameters: - The type the represented Set belongs to - The element type of the represented Set Super Interfaces: PluralAttribute , Attribute , Bindable Instances of the type SetAttribute represent persistent Set

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.Path Type Parameters: - the type ... or compound attribute path from a bound type or collection, and is a "primitive" expression. Since: Jakarta Persistence (JPA) 2.0 The Paths and Types in JPQL and Criteria API article explains

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.SingularAttribute Type Parameters: - The type containing the represented attribute - The type of the represented attribute Super Interfaces: Attribute , Bindable Instances of the type SingularAttribute represents persistent single

which is the source of the lifecycle event. The argument can have any type that matches the actual value (e.g. in the code above, Object can be replaced by a more specific type ). The listener class

, ...). Paths, navigation and types ( get , type ). Arithmetic expressions ( sum , diff , prod

per type hierarchy, so generated values are unique only per type hierarchy. The Sequence Strategy

that have been enhanced: [ObjectDB 2.9.0] 3 persistable types have been enhanced: test.MyEntity1 test.MyEntity2 test.MyEmbeddable 2 NON persistable types have been enhanced: Main test.Manager You can also specify names

of the JPA Metamodel API is: Types (mainly classes) and attributes (persistent field and properties) in the persistent object model are represented by the following sets of interfaces and enum types

aggregate expressions: count , countDistinct - return a long type expression representing the number ... - returns a double type expression representing the average of numeric values. min , least - return

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.ParameterExpression Type Parameters: - the type of the parameter expression Super Interfaces: Parameter , Expression , Selection , TupleElement Type of criteria query parameter expressions. Since: Jakarta Persistence (JPA) 2.0 Public

the application, and which must be colocated in their mapping to a single database. If two entity types ... via the PersistenceConfiguration API. Every persistence unit has a transaction type , either JTA , or RESOURCE_LOCAL . Resource ... other useful APIs: an instance of Metamodel exposing a model of the managed types associated

Public Instance Methods EmbeddableType embeddable ( Class cls ) Return the metamodel embeddable type representing the embeddable class. Parameters: cls - the type of the represented embeddable class Returns: the metamodel embeddable type . Throws: IllegalArgumentException - if not an embeddable class

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.Expression Type Parameters: - the type of the expression Super Interfaces: Selection , TupleElement Type for query expressions ... Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new

Jakarta Persistence (JPA) Annotation Type jakarta.persistence.Convert Implemented Interfaces: Annotation Target: Method, Field, Type Specifies how the values of a field or property are converted to a basic type , enabling a converter defined autoApply=false , overriding the use of a converter

: Expression , Selection , TupleElement The type of a simple or compound predicate: a conjunction or ... Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new expression object. Unlike Expression.cast , this method does not cause type conversion

Jakarta Persistence (JPA) Interface jakarta.persistence.AttributeConverter Type Parameters: - a basic type representing the type of the database column - the target type , that is, the type ... whose methods convert between: the target type of the converter, an arbitrary Java type which may be used

: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast ... cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure. Inherited from Expression Parameters: type - intended type of the expression Returns: new expression

type ) Perform a typecast upon the expression, returning a new expression object. Unlike Expression.cast , this method does not cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure. Inherited from Expression Parameters: type - intended type of the expression

: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform a typecast ... cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure. Inherited from Expression Parameters: type - intended type of the expression Returns: new expression

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.AbstractQuery Type Parameters: - the type of the result Super Interfaces: CommonAbstractCriteria The AbstractQuery interface defines ... the entity of type X Returns: query root corresponding to the given entity. Since: Jakarta Persistence

: selection item. Since: Jakarta Persistence (JPA) 1.0 Expression as ( Class type ) Perform ... not cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure. Inherited from Expression Parameters: type - intended type of the expression Returns: new

Jakarta Persistence (JPA) Annotation Type jakarta.persistence.Enumerated Implemented Interfaces ... an enumerated type . This annotation is optional if the type of a persistent field or property is a Java enum type . The Enumerated annotation may be used in conjunction with the Basic annotation, or

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.Fetch Type Parameters: - the source type of the fetch - the target type of the fetch Super Interfaces: FetchParent Represents a join ... join type . Inherited from FetchParent Parameters: jt - join type attribute - target of the join

Jakarta Persistence (JPA) Annotation Type jakarta.persistence.Embeddable Implemented Interfaces: Annotation Target: Type Declares a type whose instances are stored as an intrinsic part of an owning entity, sharing the identity of the entity. A single embeddable type may be used as the type

Jakarta Persistence (JPA) Interface jakarta.persistence.metamodel.Bindable Type Parameters: - The type of the represented object or attribute An instances of the type Bindable represents an object or attribute type that can be bound into a Path . Since: Jakarta Persistence (JPA) 2.0 Public

Jakarta Persistence (JPA) Interface jakarta.persistence.criteria.FetchParent Type Parameters: - the source type - the target type Represents an element of the from clause which may function as ... to the specified single-valued attribute using the given join type . Parameters: jt - join type

Jakarta Persistence (JPA) Annotation Type jakarta.persistence.Basic Implemented Interfaces: Annotation Target: Method, Field The simplest type of mapping of a persistent field or property to a single database column. The Basic annotation may be applied to a property or instance variable whose type

Jakarta Persistence (JPA) Annotation Type jakarta.persistence.Column Implemented Interfaces ... of type numeric or decimal . Since: Jakarta Persistence (JPA) 1.0 Annotation Elements String name ... for the column. Defaults to the generated SQL to create a column of the inferred type . The specified DDL

to compiled object code, generated documentation, and conversions to other media types . "Work" shall

directory contains two types of files: Backup files - with names of the form .odb Recording files

ObjectDB server can manage different types of databases, including master databases, slave database (by

with the same identity (i.e. same type and primary key). If the EntityManager does not manage such an entity

both operators ( IN and MEMBER OF) with any type of collection, so in ObjectDB these operators

In this step we will add a simple chart to the report: Open the [New Chart] dialog box by dragging a  Chart from the [Palette] window and dropping it on the report design (.rptdesign) layout. In the [Select Chart Type ] tab select Tube as the chart type and click Next . In the [Select Data