ObjectDB Database Search

method will return either the update count (zero or greater) or - 1 if there is no update count (i.e ... Since: Jakarta Persistence (JPA) 2. 1 Public Instance Methods boolean execute () Return true if the first ... timeout value set and only the statement is rolled back. Since: Jakarta Persistence (JPA) 1 .0 int

.. Since: Jakarta Persistence (JPA) 1 .0 Root from ( Class entityClass ) Create and add a query root ... to the given entity. Since: Jakarta Persistence (JPA) 1 .0 Root from ( EntityType entity ) Create and add ... Returns: query root corresponding to the given entity. Since: Jakarta Persistence (JPA) 1 .0 List

TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION 1 . Definitions . "License" shall mean the terms and conditions for use, reproduction, and distribution as defined by Sections 1 through 9 of this document. "Licensor" shall mean the copyright owner or entity authorized by the copyright

both Java and SQL syntax for numeric literals. Numeric suffixes (for example, 1 .5F ) are also supported ... . literal ( 1 ); Expression i2 = cb. literal (Integer.ValueOf(2)); Expression d = cb. literal (3.4

= ? 1 ", Country.class); return query. setParameter ( 1 , name). getSingleResult (); } The format

(MyEntity2.class, Long.valueOf( 1 ), Collections. singletonMap( "jakarta.persistence.cache.retrieveMode ... (MyEntity2.class, Long.valueOf( 1 ), Collections. singletonMap( "jakarta.persistence.cache.storeMode

, 1 ); em. getTransaction (). begin (); employee.setNickname("Joe the Plumber"); em. getTransaction ... when entity classes are enhanced: Employee employee = em. find (Employee.class, 1 ); em. getTransaction

, TupleElement Interface used to build in predicates. Since: Jakarta Persistence (JPA) 1 .0 Public Instance ... : name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class ... ) 1 .0 Expression cast ( Class type ) Cast this expression to the specified type, returning a new

which they are specified. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform ... expression of the given type. See Also: .cast(Class) Since: Jakarta Persistence (JPA) 1 .0 Expression cast

Persistence (JPA) 2. 1 Public Instance Methods AttributeNode addAttributeNode ( String attributeName ... . IllegalArgumentException - if the attribute is not an attribute of this managed type.. Since: Jakarta Persistence (JPA) 1 ... ) 1 .0 Subgraph addElementSubgraph ( PluralAttribute attribute ) Add a node to the graph

(JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new ... ) Since: Jakarta Persistence (JPA) 1 .0 Expression cast ( Class type ) Cast this expression ... to the referenced attribute. Since: Jakarta Persistence (JPA) 1 .0 Expression get ( PluralAttribute

Persistence (JPA) 1 .0 Root from ( Class entityClass ) Create and add a query root corresponding ... class Returns: query root corresponding to the given entity. Since: Jakarta Persistence (JPA) 1 .0 ... (JPA) 1 .0 List getGroupList () Return a list of the grouping expressions. Returns empty list

Persistence (JPA) 1 .0 CacheRetrieveMode getCacheRetrieveMode () The cache retrieval mode that will be in ... back. Since: Jakarta Persistence (JPA) 1 .0 Stream getResultStream () Execute a SELECT query and return the query ... been joined to the transaction. Since: Jakarta Persistence (JPA) 1 .0 X getSingleResultOrNull

which they are specified. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ( String ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast ... of the given type. See Also: .cast(Class) Since: Jakarta Persistence (JPA) 1 .0 Expression cast ( Class

within an EntityGraph . See Also: EntityGraph AttributeNode NamedSubgraph Since: Jakarta Persistence (JPA) 2. 1 Public ... is not an attribute of this managed type.. Since: Jakarta Persistence (JPA) 1 .0 void addAttributeNodes ... - if this EntityGraph has been statically defined. Since: Jakarta Persistence (JPA) 1 .0 Subgraph

Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning ... . See Also: .cast(Class) Since: Jakarta Persistence (JPA) 1 .0 Expression cast ( Class type ) Cast ... (JPA) 1 .0 List getCompoundSelectionItems () Return the selection items composing a compound selection

(JPA) 1 .0 void addAttributeNodes ( Attribute ... attribute ) Add one or more attribute nodes ... : IllegalStateException - if this EntityGraph has been statically defined. Since: Jakarta Persistence (JPA) 1 .0 Subgraph ... . Since: Jakarta Persistence (JPA) 1 .0 Subgraph addElementSubgraph ( String attributeName , Class type

Selection Parameters: name - alias Returns: selection item. Since: Jakarta Persistence (JPA) 1 .0 ... Persistence (JPA) 1 .0 Expression cast ( Class type ) Cast this expression to the specified type ... . Inherited from TupleElement Returns: alias. Since: Jakarta Persistence (JPA) 1 .0 List

otherwise. Since: Jakarta Persistence (JPA) 1 .0 Public Instance Methods Selection alias ( String ... : selection item. Since: Jakarta Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast ... of the given type. See Also: .cast(Class) Since: Jakarta Persistence (JPA) 1 .0 Expression cast ( Class

. A CriteriaUpdate object must have a single root. Since: Jakarta Persistence (JPA) 2. 1 Public Instance ... . Since: Jakarta Persistence (JPA) 1 .0 Root from ( EntityType entity ) Create and add a query root ... of type X Returns: query root corresponding to the given entity. Since: Jakarta Persistence (JPA) 1 .0

The date part of a datetime. Since: Jakarta Persistence (JPA) 1 .0 DAY The calendar day of the month, numbered from 1 . Since: Jakarta Persistence (JPA) 1 .0 HOUR The hour of the day in 24-hour time, numbered from 0 to 23. Since: Jakarta Persistence (JPA) 1 .0 MINUTE The minute of the hour, numbered from

field. If no Column annotation is explicitly specified, the default values apply. Example 1 : @Column ... of type numeric or decimal . Since: Jakarta Persistence (JPA) 1 .0 Annotation Elements String name ... Persistence (JPA) 1 .0 boolean unique (Optional) Whether the column is a unique key

execution. See Also: TypedQuery StoredProcedureQuery Parameter Since: Jakarta Persistence (JPA) 1 .0 ... back. Since: Jakarta Persistence (JPA) 1 .0 CacheRetrieveMode getCacheRetrieveMode () The cache retrieval mode ... value set and only the statement is rolled back. Since: Jakarta Persistence (JPA) 1 .0 Stream

annotation. Example 1 : @Entity public class Employee { ... @TableGenerator( name = "empGen", table ... ", allocationSize = 1 ) @Id @GeneratedValue(strategy = TABLE, generator = "empGen") int id; ... } Example 2 ... ; ... } See Also: GeneratedValue Since: Jakarta Persistence (JPA) 1 .0 The Auto Generated Values article

Bindable Returns: Java type. Since: Jakarta Persistence (JPA) 1 .0 BindableType getBindableType ... . Since: Jakarta Persistence (JPA) 1 .0 ManagedType getDeclaringType () Return the managed type ... . Since: Jakarta Persistence (JPA) 1 .0 Member getJavaMember () Return the java.lang.reflect.Member

Persistence (JPA) 1 .0 BindableType getBindableType () Return the bindable type of the represented object. Inherited from Bindable Returns: bindable type. Since: Jakarta Persistence (JPA) 1 .0 CollectionType ... type. Since: Jakarta Persistence (JPA) 1 .0 ManagedType getDeclaringType () Return the managed type

Persistence (JPA) 1 .0 Expression as ( Class type ) Perform a typecast upon the expression, returning a new ... ) 1 .0 Expression cast ( Class type ) Cast this expression to the specified type, returning a new ... . Inherited from TupleElement Returns: alias. Since: Jakarta Persistence (JPA) 1 .0 List

of a new entity is 1 when it's stored in the database for the first time. In every transaction

the clear and flush methods together to save memory during large transactions: em. getTransaction (). begin (); for (int i = 1 ; i

of this agreement will be binding, unless in writing and signed by an authorized representative of each party. 1

). Therefore, the position of the first character is 1 . A value of zero ( 0 ) is returned if the substring is not

are stored as ordinal numbers (0, 1 , and 2), while values of the color3 field are stored as strings

Logical operators in JPQL and JPA criteria queries combine simple Boolean expressions to form complex expressions. Logical operators ObjectDB supports two sets of logical operators, as shown in the following table: Set 1 : JPQL / SQL Set 2: Java / JDO AND && OR || NOT ! JPQL uses SQL notation

) is evaluated to 1 .414213562373095 The SQRT function takes as an argument a numeric value of any

to integrate enhancement into the build process: ... ... ... org.codehaus.mojo exec-maven-plugin 1 .6.0

Jakarta Persistence (JPA) represents queries with two interfaces: the Query interface, which was the only query interface in JPA 1 , and the TypedQuery interface, which was introduced in JPA 2. The TypedQuery interface extends the Query interface. Use the Query interface primarily when the query

= x :     (0, 0), ( 1 , 1 ), (2, 2), ..., (999, 999) The BIRT report

was written for NetBeans 6.9. 1 but it should work with other NetBeans versions as well (dialog boxes ... later is required if Glassfish 3. 1 .2 (or later) is used. The Tutorial Steps This tutorial consists of the following steps:

.6. 1 but it should work with other Eclipse versions as well (dialog boxes and menus might look

). This tutorial was written for Eclipse 3.6. 1 but it should work with other Eclipse versions as

(just download and extract). The tutorial was written for NetBeans 6.9. 1 but it should work

/. This Spring web application can also run with GlassFish 3.0. 1 , with a small change in the 

, such as GlassFish 3.0. 1 or JBoss AS 6. Another tutorial shows how to use JPA in a Spring MVC Framework

This tutorial demonstrates how to create and run a full Java EE 6 MVC (Model View Controller) web application using GlassFish, ObjectDB and JPA. Since this web application uses Java EE 6 EJB (session beans) it requires a full Java EE 6 application server, such as GlassFish 3.0. 1 or JBoss AS 6

for NetBeans 6.9. 1 but it should work with other NetBeans versions as well (dialog boxes and menus might look

(just download and extract). The tutorial was written for Eclipse 3.6. 1 but it should work

In this final step we will add a simple table to the report: Open the [Insert Table] dialog box by dragging a Table from the [Palette] window and dropping it on the report design (.rptdesign) layout. Set the column number to 2 , number of details to 1 , select the data set (e.g. Points by X

. The sample application is also explained in details in  Chapter 1 of the  ObjectDB Manual , but if you prefer

databases.   9. 1   Running the Explorer The Explorer is a pure Java GUI application. It is shipped as an executable jar that will run on any system with a Java 1 .3 JRE or later installed

and deleting database objects, are provided in the next chapter ( Chapter 6 ). 5. 1   javax ... at PersistenceManagerFactory level (as shown in section 5. 1 ), or at the PersistenceManager or Transaction levels