Java Persistence with Hibernate phần 2 potx

... org .hibernate. dialect.HSQLDialect hibernate. c3p0.min_size = 5 hibernate. c3p0.max_size = 20 hibernate. c3p0.timeout = 300 hibernate. c3p0.max_statements = 50 hibernate. c3p0.idle_test_period = 3000 hibernate. show_sql = true hibernate. format_sql ... rewrite the main application code with JPA. “Hello World” with JPA These are your primary programming interfaces in Java Per...

Ngày tải lên: 12/08/2014, 19:21

... 22 1 ■ The extension points 22 2 ■ The case for custom mapping types 22 3 ■ Creating a UserType 22 4 Creating a CompositeUserType 22 8 ■ Parameterizing custom types 23 0 ■ Mapping enumerations 23 3 5.4 ... a strategy 21 0 5 .2 The Hibernate type system 21 2 Recapitulating entity and value types 21 2 Built-in mapping types 21 4 ■ Using mapping types 21 9 5.3 Creating custom...

Ngày tải lên: 12/08/2014, 19:21

... differences between Hibernate and Java Persistence related to concepts discussed in this chapter. Table 3.1 Hibernate and JPA comparison chart for chapter 3 Hibernate Core Java Persistence and EJB ... and customize Hibernate for integration with any existing database schema or application. 1 62 CHAPTER 4 Mapping persistent classes 4 .2. 1 Understanding Java identity and...

Ngày tải lên: 12/08/2014, 19:21

... types with annotations is different compared with mappings in XML; at the time of writing, it isn’t part of the Java Persistence standard but is available in Hibernate. 6.3 Mapping collections with ... right one). Without extending Hibernate, you can choose from the following collections: ■ A java. util.Set is mapped with a <set> element. Initialize the collection...

Ngày tải lên: 12/08/2014, 19:21

... schema with custom DDL, for example. Table 7.1 Hibernate and JPA comparison chart for chapter 7 Hibernate Core Java Persistence and EJB 3.0 Hibernate supports key generation for shared primary ... association from Item to User (the seller) is now mapped with a composite foreign key. Hibernate can hide this detail from the Java code with the following associa- tion m...

Ngày tải lên: 12/08/2014, 19:21

... objects with Java Persistence and/or EJB 3.0 components, read on. 9.4 The Java Persistence API We now store and load objects with the Java Persistence API. This is the API you use either in a Java ... one EntityManagerFactory for each persistence unit you deploy in a Java Persistence application. We covered this already in chapter 2, section 2. 2 .2, “Using Hiber...

Ngày tải lên: 12/08/2014, 19:21

... in Hibernate or Java Persistence applications. In this section, we’ll show you how to avoid this and how to execute bulk and batch operations with Hibernate and JPA. 12. 2.1 Bulk statements with ... { @PersistenceContext( type = PersistenceContextType.EXTENDED, properties = @PersistenceProperty( name="org .hibernate. flushMode", value="MANUAL") ) 520...

Ngày tải lên: 12/08/2014, 19:21

... b1.OWNER, b1.USER_ID, b2.ACCOUNT, b2.BANKNAME, b2.SWIFT, b1.BILLING_DETAILS_TYPE as clazz from BILLING_DETAILS b1 left outer join BANK_ACCOUNT b2 on b1.BILLING_DETAILS_ID = b2.BANK_ACCOUNT_ID select ... navigating associations to new Criteria s. With the Java Persistence API, your starting point for queries is the EntityMan- ager . To create a javax .persistence. Query i...

Ngày tải lên: 12/08/2014, 19:21

... are the same. Java Persistence standardizes JPA QL and also allows the fallback to native SQL. 15 .2. 3 Native SQL in Java Persistence Java Persistence supports native SQL queries with the createNativeQuery() method ... native Hibernate features and Java Persistence. In the next chapter, we’ll bring all the pieces together and focus on the design and architecture of ap...

Ngày tải lên: 12/08/2014, 19:21

... a module of Hibernate Annotations. You can use Hibernate Validator even without Hibernate and Seam, with only hibernate3 .jar and hibernate- annotations.jar on your classpath, in any Java application. ... message. ■ Hibernate In native Hibernate, you can register Hibernate Validator events that hook into the internal processing of Hibernate persistence operations. With...

Ngày tải lên: 12/08/2014, 19:21