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Hibernate のバックアップの現在との差分(No.7)
 

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  *NEWS

  --added a typed exception hierarchy and SQLException converter functionality to the dialects (Steve Ebersole)
  --added support for Ant project properties in SchemaExportTask if no config/properties are given (Tim McCune)
  --added full support for components in createNativeSQLQuery
  --added support for SQL numeric literals als column names
  --added support for "select-before-update" for subclass-mappings
  --added support for HOLDLOCK on Sybase
  --improved handling of long strings (now uses LONG instead of VARCHAR2) on Oracle8 (Harry Schittler)
  --improved scalar/projection results, deterministic placement of entities in an Object[] result
  --improved setNamingStrategy(), now retuns a Configuration
  --improved the unit tests
  --improved SchemaUpdate to work around a MySQL metadata bug (Christian Aust)
  --improved the Session to throw an exception if a transient object is passed to lock() (Ted Stockwell)
  --improve constraint handling for MySQL with SchemaExport/hbm2ddl (Bill Nelson)
  --improved Sybase handling, don't fail if columns are duplicated (Jean-Philippe Picou)
  --improved support for SunONE application server
  --fixed bug in IncrementGenerator, now using quoted table names (Christian Harms)
  --fixed transaction handling in TableGenerator (Firebird issue) (Drew Davidson)
  --fixed auto-commit mode for SchemaUpdate
  --fixed problems with SchemaUpdate and uppercase catalog entries in some DBMS
  --fixed various minor problems with SchemaUpdate
  --fixed SchemaExportTask, primary key generation for inverse tables (Irfan Mohammed)
  --fixed createSQLQuery() to return proper sequenced types when returning multiple entities
  --fixed createSQLQuery() to now fully supports components
  --fixed cancelLastQuery(), might have canceled pooled statements before (Armin Haaf)
  --fixed incorrect SQL for Expression.in() of Criteria (Jason Boutwell)
  --fixed a redundant select problem when using the Criteria API and eager fetching (Ohkawa Tomohisa)
  --fixed optimistic-lock=dirty strategy for optimistic locking
  --fixed mapping defaults, "package" now also works for "extends" class names (Andreas Winter)
  --fixed TimestampType.equals on JDK 1.4
  --fixed misspelling of configuration property for UUIDGenerator
  --fixed a limit query problem with DB2 dialect (Chris Nelson)
  --fixed BES transaction manager lookup
  --fixed parsing of LocaleType properties
  --fixed the cleanup routine of JBoss Cache (query cache issue), updated JBossCache to new version
  --fixed defaults for jTDS in hibernate.properties
  --fixed problems handling AS and product in SQL formula FROM clause
  #amazonkey2(hibernate)

  --package rename net.sf.hibernate -> org.hibernate
  --checked exceptions are now runtime exceptions
  --some session methods deprecated and moved to org.hibernate.classic.Session
  --removed various deprecated functionality
  --added Filter API and mappings, for temporal, regional and permissioned data (Steve Ebersole, Gavin King)
  --support cascade delete via ON DELETE CASCADE constraint
  --added extra attributes to named query definition
  --added hibernate.use_identifier_rollback
  --added subselect mappings
  --added lazy="true" to property mappings
  --added <join/> for multitable mappings
  --added <union-subclass/> for table-per-concrete-class strategy
  --added Statistics API and JMX MBean (Gavin King, Emmanuel Bernard)
  --introduced new event-driven design (Steve Ebersole)
  --support for faster startup with Configuration.addCachableFile() (Max Andersen)
  --mask connection password for log level greater of equals to info (Joris Verschoor, Emmanuel Bernard)
  --add check of named queries when building SessionFactory (Joris Verschoor, Emmanuel Bernard)
  --added custom EntityResolver setting capability (Emmanuel Ligne, Emmanuel Bernard)
  --PropertyValueException for null values in not-null properties of components (Emmanuel Bernard)
  --enhanced support for single- and no-argument sql-functions in HQL select clause (Michael Gloegl)
  --Added catalog element, to enable table names like catalog.schema.table (Michael Gloegl)
  --Added <sql-insert>, <sql-update> and <sql-delete> support (Max Andersen)
  --Support callable statements (stored procedures/functions) via callable="true" on custom sql (Max Andersen)
  --Added support for type parameters and typedefs (Michael Gloegl)
  --Added support for JDBC escape sequences in createSQLQuery (Max Andersen)
  --Added statistics per SessionFactory (Gavin King, Emmanuel Bernard)
  --Added a StatisticsService MBean for JMX publucation (Emmanuel Bernard)
  --support for updates via rownum in Oracle
  --fixed problems with SchemaUpdate
  --support for <column formula="..."/>
  --added hibernate.use_sql_comments
  --added property-ref to collection <key/>
  --fixed performance problems with <one-to-one property-ref=.../>
  --enhanced UserType with new methods assemble()/disassemble()
  --better algorithm for batch fetch batch sizes
  --added <dynamic-class>
  --added entity-name concept, and session methods save(entityName, object), update(entityName, object), etc
  --added framework in proxy package
  --native SQL queries may now fetch a collection role
  --added <loader/> for class and collection mappings
  --added getEntity() and getEntityName() to Interceptor
  --formula-based discriminators and association mappings
  --added "guid" id generation strategy
  --various improvements to dialects
  --<discriminator force="true"/> now acts as a filter on collections
  --where filters now apply in the on clause in an outer join
  







  

  DB2,FrontBase,HSQLDB,informix,interbase,MS SQL server,MySQL, Oracle,Pointbase,PostgreSQL,Sybase etc.
  




  





  -[[Working with Hibernate in Eclipse:http://www.onjava.com/pub/a/onjava/2004/06/23/hibernate.html]]
  







  

   package test;
   import java.util.List;
   import java.util.Properties;
   import net.sf.hibernate.Hibernate;
   import net.sf.hibernate.HibernateException;
   import net.sf.hibernate.Session;
   import net.sf.hibernate.Transaction;
   import net.sf.hibernate.cfg.Configuration;
   import net.sf.hibernate.expression.Expression;
  
   public class SampleMain {
  
       public static void main(String[] args) {
           Configuration cfg = null;
           Session session = null;
           Transaction transaction = null;
           Properties props = new Properties();
  
           try {
               cfg = new Configuration().addClass(Person.class).addProperties(props);
               session = cfg.buildSessionFactory().openSession();
               //session.setFlushMode(FlushMode.COMMIT);
               transaction = session.beginTransaction();
  
               Person person = new Person();

  

               Long id = (Long) session.save(person);
  

               Person load = (Person) session.load(Person.class, id);
               System.out.println(load);
  


               session.update(person);
  
  

               List list = session.find("from Person where id=?", id, Hibernate.LONG);
               List list2 =
               System.out.println(list);

               List list2 =
                   session.createCriteria(Person.class).add(Expression.eq("id", id)).list();
               System.out.println(list2);
  

               session.delete(person);
  

               list = session.find("from Person");
               System.out.println(list);
  

               transaction.commit();
  
           } catch (Exception e) {
               try {
                   if (transaction != null)
                       transaction.rollback();
               } catch (Exception e1) {
                   e1.printStackTrace();
               }
               e.printStackTrace();
           } finally {
               try {
                   if (session != null && session.isOpen())
                       session.close();
               } catch (HibernateException e1) {
                   e1.printStackTrace();
               }
           }
  
       }
   }

   <?xml version="1.0" encoding="UTF-8"?>
   <!DOCTYPE hibernate-mapping PUBLIC "-//Hibernate/Hibernate Mapping DTD 2.0//EN"
    "http://hibernate.sourceforge.net/hibernate-mapping-2.0.dtd">
   <hibernate-mapping>
     <class name="test.Person" table="PERSON">
       <id name="id" column="ID" type="long">
         <generator class="native"/>
       </id>
       <property name="name" column="NAME" type="string" length="20" not-null="true"/>
     </class>
   </hibernate-mapping>
  



   Person load = (Person) session.load(Person.class, id, LockMode.UPGRADE);
  
   List list2 = session.createCriteria(Person.class)
                       .add(Expression.eq("id", id))
                       .setLockMode(LockMode.UPGRADE)
                       .list();
  
  ~
  #amazonkey2(JAVA DB)

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