jdbc « Load « JPA Q&A

1. lazy loading of subclass in hibernate java-forums.org

I have a super class Disc and two child classes : AudioDisc and VideoDisc. I am trying both the strategy Union subclass and join Subclass but i could not find any way to lazy load the subClass. My classes are something like this : Java Code: public class Reservation { private int id ; private Setdiscs = new HashSet(); public Set ...

2. org.hibernate.jdbc.ConnectionWrapper is not visible from class loader liferay.com

Language English Deutsch Magyar Portugus Espaol Register Sign In Home Products Services Partners Documentation Community Downloads About Us Marketplace Search Forums Home Liferay Portal English 1. Installation / Deployment / Setup Recent Posts Statistics RSS (Opens New Window) Answer (Unmark) Mark as an Answer Threads [ Previous | Next ] org.hibernate.jdbc.ConnectionWrapper is not visible from ...

3. MySQL Cannot load JDBC driver class 'null' forum.hibernate.org

I keep getting the following error: Cannot open connection: Cannot load JDBC driver class 'null' I am using Tomcat 5 and MySQL 4.1, I only pasted the relevant entry for the server.xml file. I do not understand why Hibernate is not finding the driver. I downloaded the most current driver and have tried both the org and com version in the ...

4. Cannot load JDBC driver class 'null'!why? forum.hibernate.org

windows 2000 server + tomcat5 + hibernate2.1.2 server.xml: factory org.apache.commons.dbcp.BasicDataSourceFactory url jdbc:mysql://192.168.0.42:3306/fee_for_game driverClassNamecom.mysql.jdbc.Driver username bgame password 123456 maxWait 3000 maxIdle 100 maxActive 10 ...

5. Cannot load JDBC driver class forum.hibernate.org

Having the jdbc jar file in the library path, I don't understand why the driver can't get loaded. The followings are related information. Thanks all for your kindly helps. Hibernate version: 2.1 Mapping documents: org.postgresql.Driver jdbc:postgresql://localhost:5432/myApp myName myPassword Full stack trace of any exception that occurs: 2005-04-06 15:01:46,953 WARN net.sf.hibernate.util.JDBCExceptionReporter - SQL ...

6. How can I load JDBC driver's jar files dynamically? forum.hibernate.org

Hibernate version: 2.1.8 Hi all, I'm developing a GUI tool for manipulating datbases using Hibernate. I give users a dialog to enter their database url, user name, password and so no. The last thing users should enter is the locations of the JDBC driver's jar files, then the tool will use these information to connect the database. My problem is that ...