sql « Column « JPA Q&A





1. Hibernate = Column not found    stackoverflow.com

I am running an aggregate function in java through hibernate and for some reason it is giving me this error:

INFO Binary:182 - could not read column value from result set: ...

2. SQL "column ambiguously defined"- when run from hibernate    stackoverflow.com

When I run a SQL query from sqldeveloper , it runs fine When I run the same query from Hibernate SQL session, it gives me: "ORA-00918: column ambiguously defined" error.
Dies hibernate ...

3. How to modify column value? (JPA)    stackoverflow.com

I need to change the value of a column using JPA query syntax(JPQL), how can i do it? This is how i retrieve the row that i want to update:

@PersistenceContext
   ...

4. arbitrary sql where cond breaks with two word column name    forum.hibernate.org

Newbie Joined: Fri Oct 03, 2003 8:44 am Posts: 11 Problem: Hibernate pukes (see stack trace) because of the brackets [] around a column name (Site Type (yes, there is a space in the column name)) in the WHERE clause of a SET mapping. How do I get around this? I've tried backticks ` and ...

5. Create SQL column not found    forum.hibernate.org

I'm trying to create SQL Query. If I turn on show SQL and execute the SQL query 'directly' it works fine. But when I run it via Hibernate, I'm getting column not found, because it's append suffixes to all the column names. For example, it's looking for "ID0_" instead of "ID" or "{I}.ID" If I alias the {I}.ID column as ID0_ ...

6. Wrong SQL column names in 3.1    forum.hibernate.org

7. How to project specific columns using Native SQL    forum.hibernate.org

Need help with Hibernate? Read this first: http://www.hibernate.org/ForumMailingli ... AskForHelp Hibernate version: version 3 Mapping documents: xdoclet Code between sessionFactory.openSession() and session.close(): Query query =sess.createSQLQuery("SELECT msg.id, msg.message, msg.receiverUserId FROM Messages msg, Users u WHERE receiverUserId = :receiverUserId").addEntity(Message.class).addEntity(User.class); query.setString("receiverUserId", _userId.toString()); log.debug("*********the query********"+query.getQueryString()); for (Iterator i = query.list().iterator(); i.hasNext(); ) { log.debug("****"+(Message)i.next()); } Full stack trace of any exception that occurs: 2007-07-13 13:28:21,509 ...

9. Getting SQL column names    forum.hibernate.org

Hi, Is there a way to get the SQL column name from Hibernate. I don't want to use Strings for creating Restrictions because changes in the data model and the Hibernate Beans wouldn't result in compiler errors. So a changed column name would produce errors at runtime instead of compile time. My idea was that the Hibernate Tools would create extra ...





10. Can you call native sql for just 1 column?    forum.hibernate.org

mapping file (a bit stripped down for clarity): User.hbm.xml ---------------- ........... ............... I want to know whether its possible to specify some native sql for just 1 field in my mapping file - ie. for the 'password' ...