... let Hibernate to decide which objects should be created and which should be updated. Page 1 of 10 Hibernate Tutorial 04 Many-to-one and One-to-one Association By Gary Mak hibernatetutorials@metaarchit.com ... </join> </class> < /hibernate- mapping> But if you try to save this kind of object graph to the database, you will get an error. This is because Hibernate will save each side ... we can mark either side of the association as “inverse”. Hibernate will ignore this side of association when saving the object. < ;hibernate- mapping package="com.metaarchit.bookshop">...
... represent the object model for our online bookshop. Page 1 of 8 Hibernate Tutorial 01 Object/Relational Mapping By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Installation 1.1. ... database development tool. You can go to http://www.minq.se/products/dbvis /download. html and download DbVisualizer 5.0 free version. Unzip it into a folder say “C:\ DbVisualizer-5.0” 2. Setting ... provided for Java application development. You can go to http://java.sun.com/j2se/1.5.0 /download. jsp to download JDK 5.0. Install it into a folder say “C:\jdk1.5.0”. 1.2. Installing Eclipse...
... like ' %Hibernate% ' Page 1 of 4 Hibernate Tutorial 10 Criteria Queries By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Using criteria queries In the last tutorial, ... criteria.add(Restrictions.eq("name", " ;Hibernate Quickly")); List books = criteria.list(); This criteria query corresponds to the following HQL query. from Book book where book.name = &apos ;Hibernate Quickly' ... properties or enable “like” for string comparison. Book book = new Book(); book.setName(" %Hibernate% "); book.setPrice(new Integer(100)); Example exampleBook = Example.create(book)...
... customer.setAddress("Address for Peter"); Page 1 of 8 Hibernate Tutorial 03 Object Identifier By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Auto-generated object ... Page 2 of 8 1.2. ID generation in Hibernate Next, we need to ask Hibernate to generate this ID for us before persisting to the database. Hibernate is providing many built-in strategies ... later and wanted to correct it. But is it able to do so in Hibernate? For a persistent object, the ID cannot be modified once assigned. Hibernate will treat two objects with different IDs as two...
... </set> </class> < /hibernate- mapping> Page 4 of 8 2. Collection types in Hibernate So far, we have introduced the <bag> collection type in Hibernate. There are actually ... number } } < ;hibernate- mapping package="com.metaarchit.bookshop"> <class name="Book" table="BOOK"> Page 1 of 8 Hibernate Tutorial 05 Collection ... retrieval. Notice that this order-by attribute should be a SQL column, not a property name in Hibernate. < ;hibernate- mapping package="com.metaarchit.bookshop"> <class name="Book"...
... Page 1 of 4 Hibernate Tutorial 08 Inheritance Mapping By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Inheritance and polymorphism ... class="Disc" column="DISC_ID" /> </class> < /hibernate- mapping> 2. Mapping inheritance Hibernate is providing three main strategies for mapping inheritance relationships. ... name="price" type="int" column="PRICE" /> </class> < /hibernate- mapping> 1.1. Inheritance There are mainly two kinds of discs we are selling, audio...
... SQL. from Book book join book.publisher Page 1 of 8 Hibernate Tutorial 09 Hibernate Query Language By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Querying objects ... have Hibernate like title. from Book book where book.chapters.title like ' %Hibernate% ' According to the explanation given by Hibernate, it is a normal behavior since Hibernate ... joins. When using Hibernate, most update tasks can be finished through the APIs provided by Hibernate. However, using a query language for the query tasks is still necessary. Hibernate is providing...
... configuration will Page 1 of 8 Hibernate Tutorial 02 Hibernate Basics By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Installing Hibernate Hibernate is a powerful Object/Relational ... <!DOCTYPE hibernate- configuration PUBLIC "-/ /Hibernate/ Hibernate Configuration DTD 3.0//EN" "http:/ /hibernate. sourceforge.net /hibernate- configuration-3.0.dtd"> < ;hibernate- configuration> ... go to http://www .hibernate. org/ and downloadHibernate Core 3.1.3. After downloading the compressed hibernate distribution, extract it to an arbitrary directory say “C: \hibernate- 3.1”. 2....
... experience with ns-3 (e.g. "this tutorial section was not clear "), reports ofstale documentation, etc. are much appreciated.1.3 Tutorial OrganizationThe tutorial assumes that new users ... follow-ing:build.py* constants.py dist.py* download. py* README util.pyNotice that you really just downloaded some Python scripts. The next step will be touse those scripts to download and build the ns-3 distribution ... you run Waf. Let’s tryit. Copy examples /tutorial/ first.cc into the scratch directory after changing backinto the top level directory.cd cp examples /tutorial/ first.cc scratch/myfirst.ccNow...
... TOP_SELLING_BOOK book WHERE BOOK_NAME LIKE ?"; Page 1 of 6 Hibernate Tutorial 11 Batch Processing and Native SQL By Gary Mak hibernatetutorials@metaarchit.com September 2006 1. Batch processing ... for the Hibernate books in our online bookshop. All the books having the word Hibernate in the name will have 10 dollars discount. According to what we have learned from the previous tutorials, ... Book where name like ?"); query.setString(0, " %Hibernate% "); int count = query.executeUpdate(); tx.commit(); } catch (HibernateException e) { if (tx != null) tx.rollback();...
... second level caching, the first step is to choose a cache provider in the Hibernate configuration file hibernate. cfg.xml”. Hibernate supports several kinds of cache implementation, such as EHCache, ... default cache provider for Hibernate. < ;hibernate- configuration> <session-factory> <property name="cache.provider_class"> org .hibernate. cache.EhCacheProvider ... <one-to-many class="Chapter" /> </set> </class> < /hibernate- mapping> < ;hibernate- mapping package="com.metaarchit.bookshop"> <class name="Chapter"...