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Questions tagged
jpa-2.0
44 questions
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24
votes
11
answers
Eclipse bug: This project has the JPA facet, but no JPA project could be created
eclipse
jpa-2.0
asked 2013-06-26T19:26:20.810
11
votes
4
answers
JPA With Hibernate Error: [PersistenceUnit: JPA] Unable to build EntityManagerFactory
eclipse
hibernate
jpa-2.0
entitymanager
asked 2013-06-04T15:55:45.800
11
votes
2
answers
Dedicated cache region for entity subclasses?
hibernate
jpa-2.0
ehcache
asked 2013-03-08T12:50:38.003
44
votes
7
answers
Maven 3 - How to add annotation processor dependency?
java
maven
jpa-2.0
maven-3
annotation-processing
asked 2013-01-14T16:52:24.327
11
votes
2
answers
Many to Many hibernate inverse side ignored
hibernate
jpa-2.0
asked 2012-09-23T13:24:55.320
40
votes
2
answers
Best configuration of c3p0
java
hibernate
jpa-2.0
connection-pooling
c3p0
asked 2012-09-20T06:20:05.727
12
votes
4
answers
C3P0 Configurations! Where and How?
java
hibernate
jpa-2.0
connection-pooling
c3p0
asked 2012-09-16T10:44:31.090
14
votes
1
answers
@PersistenceContext EntityManager thread-safety in Spring and Java EE
spring
thread-safety
jpa-2.0
java-ee-6
entitymanager
asked 2012-04-30T08:22:52.750
9
votes
1
answers
JPA: TypedQuery sometimes returns null instead of NoResultException
jpa
hql
jpa-2.0
asked 2012-04-24T09:39:26.123
14
votes
1
answers
Join two un-related tables using JPA EntityManager
java
jpa
jpa-2.0
asked 2012-03-28T16:13:36.930
11
votes
2
answers
java.lang.UnsupportedOperationException: The user must supply a JDBC connection
spring
hibernate
jdbc
jpa-2.0
asked 2012-03-28T11:10:10.493
18
votes
2
answers
selecting all rows from a database using JPA in WebSphere
websphere
jpa-2.0
openjpa
asked 2012-03-20T19:03:32.310
35
votes
1
answers
Select MAX timestamp with JPA2 Criteria API
java
generics
jpa-2.0
java-ee-6
criteria-api
asked 2012-03-08T10:45:11.950
33
votes
3
answers
Multiple writable mappings exception in EclipseLink
jpa
orm
ejb
jpa-2.0
eclipselink
asked 2011-10-31T09:55:15.617
10
votes
4
answers
JPA lazy at simple byte[] field level
hibernate
jpa
nhibernate-mapping
lazy-loading
jpa-2.0
asked 2011-10-26T11:58:23.593
10
votes
2
answers
JPA query for day ignoring the time
jpa
jpa-2.0
asked 2011-08-27T18:28:50.270
41
votes
9
answers
Is Select EXISTS() possible in JPQL?
jpa
jpql
jpa-2.0
asked 2011-07-24T00:01:40.160
10
votes
1
answers
In JPQL, how do you access properties of named parameters?
hibernate
jakarta-ee
jpa
jpa-2.0
jpql
asked 2011-07-06T19:02:43.987
11
votes
1
answers
JPA: Extending the persistence context vs. detaching entities
java
hibernate
jpa-2.0
asked 2011-06-21T21:02:59.997
39
votes
3
answers
What is the difference between @Inject and @EJB
jpa-2.0
java-ee-6
ejb-3.1
asked 2011-05-04T20:57:09.390
24
votes
6
answers
Compare date only (without time) in JPA2 (JPQL)
datetime
jpa
date
jpa-2.0
jpql
asked 2011-05-04T15:39:23.730
40
votes
9
answers
Generate JPA 2 Entities from existing Database
java
code-generation
persistence
entity
jpa-2.0
asked 2011-04-29T14:23:42.760
16
votes
3
answers
Should I let JPA or the database cascade deletions?
sql
jpa
jpa-2.0
eclipselink
cascading-deletes
asked 2011-04-26T08:04:26.127
11
votes
2
answers
Entity Manager returns duplicate copies of a @OneToMany related Entity
hibernate
spring
jpa-2.0
asked 2011-04-20T23:19:53.533
12
votes
1
answers
JPA Criteria API: How to select property in nested collection
java
jpa-2.0
criteria-api
asked 2011-04-14T02:49:29.630
18
votes
6
answers
Oracle treating empty string as NULL problem for a Java / JPA programmer
java
oracle-database
hibernate
jpa
jpa-2.0
asked 2011-04-01T07:48:19.833
17
votes
3
answers
How do I count the number of rows returned by subquery?
jpa
jpa-2.0
jpql
criteria-api
asked 2011-03-24T18:44:40.560
9
votes
1
answers
Cascade Type.ALL not working
jpa-2.0
hsqldb
asked 2011-02-24T16:17:36.833
16
votes
3
answers
ElementCollection createAlias in hibernate API
java
hibernate
criteria
jpa-2.0
asked 2011-02-02T10:04:12.600
9
votes
3
answers
JPA query language criteriaBuilder
java
jpa
glassfish
ejb
jpa-2.0
asked 2011-01-19T19:51:55.863
70
votes
4
answers
How to write Subqueries with In-Expressions in JPA 2.0, Criteria API?
jpa
subquery
jpa-2.0
criteria-api
in-subquery
asked 2010-12-19T15:16:39.240
16
votes
1
answers
FetchMode in JPA 2 CriteriaQuery
jpa-2.0
asked 2010-12-08T14:20:56.593
12
votes
1
answers
How to get Hibernate + javax.persistence via Maven2 pom.xml
java
hibernate
maven-2
persistence
jpa-2.0
asked 2010-10-11T11:25:38.153
16
votes
1
answers
How to do bulk delete in JPA when using Element Collections?
java
hibernate
orm
jpa
jpa-2.0
asked 2010-10-11T02:34:59.553
31
votes
9
answers
JPA/Hibernate Static Metamodel Attributes not Populated -- NullPointerException
java
hibernate
nullpointerexception
jpa-2.0
criteria-api
asked 2010-10-04T11:12:42.687
13
votes
1
answers
How do I query for only superclass entities in a jpql query?
orm
jpa
eclipselink
jpa-2.0
jpql
asked 2010-09-22T02:39:31.043
18
votes
1
answers
Using JPA2 criteria API without Metamodel on a List property
java
orm
jpa
jpa-2.0
criteria-api
asked 2010-08-30T22:36:26.180
29
votes
3
answers
How to run an aggregate function like SUM on two columns in JPA and display their results?
java
orm
jpa
java-ee-6
jpa-2.0
asked 2010-08-10T13:57:35.533
63
votes
6
answers
Hibernate JPA, MySQL and TinyInt(1) for Boolean instead of bit or char
java
mysql
hibernate
jpa
jpa-2.0
asked 2010-08-01T18:12:12.453
14
votes
1
answers
JPA 2.0 Criteria and grouping of Predicates
hibernate
jpa
orm
derby
jpa-2.0
asked 2010-08-01T16:02:26.183
39
votes
4
answers
Hibernate or EclipseLink for JPA?
java
hibernate
jpa
eclipselink
jpa-2.0
asked 2010-07-13T07:02:39.297
12
votes
2
answers
Difference Hibernate 3.5 / JPA 2.0
hibernate
jpa
eclipselink
java-ee-6
jpa-2.0
asked 2010-06-29T05:00:24.453
16
votes
1
answers
Hibernate triggering constraint violations using orphanRemoval
java
hibernate
orm
jpa
jpa-2.0
asked 2010-06-18T10:26:23.537
142
votes
11
answers
JPA CascadeType.ALL does not delete orphans
java
hibernate
orm
jpa
jpa-2.0
asked 2008-11-20T17:31:32.570