1. Hibernate Criteria API Select some fields.. coderanch.com |
2. Problem with select and null fields forum.hibernate.orgHello, i'm using JPA with hibernate and i have a problem in a query with null fields. The problem is that in my results not happear tuples with fields with null values. My problem is like this: Person is a triple (Car car, Boat boat, dog dog) String query="select new util.PersonReport(p.id, p.car.model, p.boat.speed, p.dog.color) from Person p"; the problem is that ... |
3. HQL + select specified fields forum.hibernate.org |
4. select distinct for two field in same table forum.hibernate.org |
5. HQL fails regading select fields position forum.hibernate.orgorg.openbravo.service.datasource.DataSourceServlet - No data type for node: org.hibernate.hql.ast.tree.IdentNode \-[IDENT] IdentNode: 'quantityOnHand' {originalText=quantityOnHand} java.lang.IllegalStateException: No data type for node: org.hibernate.hql.ast.tree.IdentNode \-[IDENT] IdentNode: 'quantityOnHand' {originalText=quantityOnHand} at org.hibernate.hql.ast.tree.SelectClause.initializeExplicitSelectClause(SelectClause.java:156) at org.hibernate.hql.ast.HqlSqlWalker.useSelectClause(HqlSqlWalker.java:857) at org.hibernate.hql.ast.HqlSqlWalker.processQuery(HqlSqlWalker.java:645) at org.hibernate.hql.antlr.HqlSqlBaseWalker.query(HqlSqlBaseWalker.java:685) at org.hibernate.hql.antlr.HqlSqlBaseWalker.selectStatement(HqlSqlBaseWalker.java:301) at org.hibernate.hql.antlr.HqlSqlBaseWalker.statement(HqlSqlBaseWalker.java:244) ... |
6. Modify the selected fields of a query forum.hibernate.orgHibernate version: 2.1.6 A query with parameters is created and executed in a class. I then send this query to another class to perform another query based on the same named parameters (same where clause, like where p.name = :name) but different selected fields. Is there an easy way to change the selected fields in the query? I looked at the ... |
7. How to update only the selected fields forum.hibernate.orgHi, I'm going to update a table raw new data. POJO class (i.e SystemUser) correcsponds to that table contains 5 fields. I want to update only 2 of them. I follow following way to update it... public void updateSystemUser(SystemUser systemUser){ session.update(systemUser); ....commitTransaction(); } In here for the systemUser object I have set those 2 fields only and other fields I havent ... |
8. How to select all fields from a table? forum.hibernate.orgHi there, I tried to select all fields from one table with select * from systemuser order by userid; it always complains: org.hibernate.hql.ast.QuerySyntaxError: unexpected token: * near line 1, column 8 [select * from systemuser order by systemuser.userid] at org.hibernate.hql.ast.ErrorCounter.throwQueryException(ErrorCounter.java:63) at org.hibernate.hql.ast.QueryTranslatorImpl.parse(QueryTranslatorImpl.java:215) at org.hibernate.hql.ast.QueryTranslatorImpl.doCompile(QueryTranslatorImpl.java:127) at org.hibernate.hql.ast.QueryTranslatorImpl.compile(QueryTranslatorImpl.java:83) at org.hibernate.impl.SessionFactoryImpl.getQuery(SessionFactoryImpl.java:427) at org.hibernate.impl.SessionImpl.getQueries(SessionImpl.java:884) at org.hibernate.impl.SessionImpl.iterate(SessionImpl.java:920) at org.hibernate.impl.QueryImpl.iterate(QueryImpl.java:41) at com.articy.vvm.bl.VVMManager.getAllSystemusers(VVMManager.java:63) at com.articy.vvm.action.SystemuserListAction.execute(SystemuserListAction.java:48) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419) at ... |
9. Create new object based on fields in select forum.hibernate.orgHibernate3.1.1/annotationbeta8 I remember there used to be a way to create a new object from fields during a query, but I can't find any documentation on it any more. Example. table/class t with fields a,b,c,d I think it went something like select e(t.a,t.b) from t as t and it would return a new object e with fields a,b. Does anyone know ... |
10. Field Selection from different tables: Criteria or HQL forum.hibernate.orgI am working on a large database with multiple relations existing between entities. One set of relations is as shown below Area (Many to One) ----->MarketMaster (Many to One) -----> Market (Many to One) --> MarketCluster(Many to One) --->Region Similarly Area table has lot of relation with many other tables. Please clarify: 1. To cater to the fields, operators and values ... |
11. Restricting the field selection forum.hibernate.orgIf you mean fields in the where clause, that already happens. If you mean fields in the select clause, then no. Criteria query for objects, not result sets: to build an object, hibernate needs all of its values. You can't build an object from some of the fields: that's just a partial object. The exception to this are projection Criteria: count, ... |
12. selecting certain fields of a table into an object forum.hibernate.orgI want to select only some fields of a table into an object setting other fields of the table to nulls.i want to get it done by the hibernate itself. e.g. select fullName,designation,termAcceptance from UserProfileVO where userId=15 i want to get only fullName,designation & termAcceptance of UserProfileVO and all other fields should be null. how can i do that??? |
13. How to select only few fields forum.hibernate.orgHi, I have a user object, with name, loginid, password, zip and e-mail. When I like to validate the password, I would like User object to be retrived given the login id. However instead of getting the values of all fields of user object, I only want loginid and password of the user object to be selected rather than all other ... |
14. selecting a Set and field from an entity in one query. forum.hibernate.org select task0_.id as col_0_0_, . as col_1_0_, |
15. select custom fields via HQL object methods forum.hibernate.orghi all i am writing data container for component in web application. it must provide all IDs of huge amount of data at initialization stage. my container receive org.hibernate.Query object in constructor. i dont want to fetch all the data because i use lazy loading. so i browsing data set by pages. but how can i receive all column with ID ... |