[Hibernate-JIRA] Created: (HHH-3891) one-to-one with property-ref always non-lazy
by Sandeep Vaid (JIRA)
one-to-one with property-ref always non-lazy
--------------------------------------------
Key: HHH-3891
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3891
Project: Hibernate Core
Issue Type: Bug
Components: core
Reporter: Sandeep Vaid
I have one-to-one relationship betnwee Product and ProductBasic.
<one-to-one name="productBasic" cascade="save-update" property-ref="activeProduct" lazy="proxy">
<formula>'1'</formula>
<formula>PRODUCTID</formula>
</one-to-one>
ProductBasic.hbm.xml as :
<properties name="activeProduct">
<property name="Code" column="CODE"></property>
<property name="pId" column="PID" insert="false" update="false"></property>
</properties>
When i am using property-ref, and try to load Product, it eagerly fetches ProductBasic also as :
select *
from PRODUCT productbo0_ left outer join PRODUCTPERIOD productbas1_ on '18'=productbas1_.CODE and productbo0_.PID=productbas1_.PID where productbo0_.PID=?
NOTE: Along with Product, ProductBasic is also fetched in a single query.
Even if i add constrained="true" in one-to-one mapping, the query gets fired as :
select * from PRODUCT productbo0_ where productbo0_.PID=?
select * from PRODUCTBASIC productbas0_ where productbas0_.CODE=? and productbas0_.PID=?
NOTE: Along with Product, ProductBasic is also fetched in a different query.
BUT in both these cases, ProductBasic is fetched always (non-lazy)..
How can i fetch ProductBasic in a Non-Lazy manner in this case.
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16 years, 7 months
[Hibernate-JIRA] Created: (HHH-2988) UnionSubclassEntityPersister.generateSubquery() does not use column.getQuotedName()
by benoit heinrich (JIRA)
UnionSubclassEntityPersister.generateSubquery() does not use column.getQuotedName()
-----------------------------------------------------------------------------------
Key: HHH-2988
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2988
Project: Hibernate3
Issue Type: Bug
Components: core
Affects Versions: 3.2.5
Reporter: benoit heinrich
Priority: Critical
Hi all,
I'm new to hibernate and I'm trying to use the Inheritance strategy TABLE_PER_CLASS with a Postgres database.
The postgres database contains tables and column with upper cases names (names must be quoted).
In the entity I used the back-quote ` sign to quote the table names and column names.
All basic requests work but when I have an association going to the virtual parent table then I got an error due to the fact that the Union subclass entity persister does not quote the column names inside the sub query.
I've locate the problem and I think it occurs here:
org.hibernate.persister.entity.UnionSubclassEntityPersister.java (svn rev. 11398)
line 395 ------------------------------------------------------------------------------------------------
while ( citer.hasNext() ) {
Column col = (Column) citer.next();
if ( !table.containsColumn(col) ) {
int sqlType = col.getSqlTypeCode(mapping);
buf.append( dialect.getSelectClauseNullString(sqlType) )
.append(" as ");
}
buf.append( col.getName() );
buf.append(", ");
But should be ------------------------------------------------------------------------------------------------
buf.append( col.getQuotedName() );
Here is an example to test:
Item.java:
---------------------------------
@Entity
@Inheritance(strategy = InheritanceType.TABLE_PER_CLASS)
public abstract class Item implements java.io.Serializable {
private long id;
private Container parent;
/** getter / setter */
@Id
@Column(name = "`ID`", unique = true, nullable = false, insertable = true, updatable = true)
@GeneratedValue(strategy=GenerationType.SEQUENCE, generator = "item_id_seq_generator")
@SequenceGenerator(name="item_id_seq_generator", sequenceName="item_id_seq", allocationSize=1)
public long getId() {
return this.id;
}
public void setId(long id) {
this.id = id;
}
@ManyToOne(cascade = {}, fetch = FetchType.LAZY)
@JoinColumn(name = "`ParentID`", unique = false, nullable = true, insertable = true, updatable = true)
public Container getParent() {
return this.parent;
}
public void setParent(Container parent) {
this.parent = parent;
}
}
Container.java
---------------------------------
@Entity
@Table(name = "`CoNTaiNeR`")
public class Container extends Item {
private Set<Item> items = new HashSet<Item>(0);
@OneToMany(cascade = { CascadeType.ALL }, fetch = FetchType.LAZY, mappedBy = "parent", targetEntity = Item.class)
public Set<Item> getItems() {
return this.items;
}
public void setItems(Set<Item> items) {
this.items = items;
}
}
SimpleItem.java
---------------------------------
@Entity
@Table(name = "`SimpleItem`")
public class SimpleItem extends Item {
/*...*/
}
So when you try to get the Container.getItems() then it generates the wrong query.
Cheers,
/Benoit
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16 years, 7 months
[Hibernate-JIRA] Created: (HSEARCH-218) add indexAll( Class type ) to rebuild indexes from all data
by Sanne Grinovero (JIRA)
add indexAll( Class type ) to rebuild indexes from all data
-----------------------------------------------------------
Key: HSEARCH-218
URL: http://opensource.atlassian.com/projects/hibernate/browse/HSEARCH-218
Project: Hibernate Search
Issue Type: New Feature
Reporter: Sanne Grinovero
Assignee: Sanne Grinovero
The implementation should be as efficient as possible,
to cover this scenarios:
* Developers change an entity and want to test the effect on the index structure,
they want do to search experiments with the new fields.
* A production system is up(down)graded to a new(old) release,
involving index changes.
(the system is "down for maintenance" but the speed is crucial)
* Existing index is corrupted/lost. (Again, speed to recover is critical)
* A Database backup is restored, or data is changed by other jobs.
* Some crazy developer like me prefers to disable H.Search's event
listeners for some reason.
(I wouldn't generally recommend it, but have met other people who
have a reasonable argument to do this)
* A Lucene update breaks the index format (not so irrationale as they just did on trunk).
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16 years, 7 months
[Hibernate-JIRA] Created: (ANN-684) Query with an IN Clause object that holds an Enum is failing with ORA-01722: invalid number (Criteria) OR ORA-17041: Missing IN or OUT parameter at index (HQL)
by Li Ho (JIRA)
Query with an IN Clause object that holds an Enum is failing with ORA-01722: invalid number (Criteria) OR ORA-17041: Missing IN or OUT parameter at index (HQL)
---------------------------------------------------------------------------------------------------------------------------------------------------------------
Key: ANN-684
URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-684
Project: Hibernate Annotations
Issue Type: Bug
Components: search
Affects Versions: 3.2.0.ga
Environment: Hibernate 3.2.0 (cr4)
Oracle
Annotations
Reporter: Li Ho
I am trying to do a query with an IN clause. The object I am passing into the IN clause contains an Enum. I'm not 100% sure, but I think the Enum is causing the problem based on the resulting error message.
When I use the Criteria API, I get the following error:
ORA-01722: invalid number
When I use the equivalent HQL, I get:
ORA-17041: Missing IN or OUT parameter at index
Here is some code (using criteria) that produces the error
List<AccountKey> accountKeys; // AccountKey contains some Strings and an Enum
...
List results = session.createCriteria(MyObject.class).
add(Expression.in("key.account.key", accountKeys)).
list();
The debug SQL looks right... and when I manually try it by replacing the ? params with valid values, it works! So, it seems like there's a problem with the passing of the query parameter values.
I am currently working around this issue by bypassing the object comparison. I extract the variables I want to compare and force it to do a direct String comparison on those elements.
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16 years, 7 months