[Hibernate-JIRA] Created: (HHH-3160) Support one-to-many list associations with constraints on both (owner_id, position) and (child_id)
by Gail Badner (JIRA)
Support one-to-many list associations with constraints on both (owner_id, position) and (child_id)
--------------------------------------------------------------------------------------------------
Key: HHH-3160
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3160
Project: Hibernate3
Issue Type: Sub-task
Reporter: Gail Badner
Assignee: Gail Badner
The logic used for removing entities from one-to-many list associations can cause ConstraintViolationException will be thrown if there are constraints on both (owner_id, position) and (child_id) in the "collection table". If the association is on a join table, the "collection table" is the join table; otherwise, the "collection table" is the child entity table..
Currently, SchemaExport does not put a constraint on (owner_id, position) when exporting one-to-many list associations on a foreign key. SchemaExport should be updated to also export this constraint.
See HHH-1268 for a description of how to reproduce this issue.
For one-to-many list associations on a foreign key, the workaround is to either define the constraint on (owner_id, position) in the child entity table as deferred. If this is not on option for a particular Dialect, the constraint on (owner_id, position) will have to be excluded.
For a one-to-many list association on a join table, the workaround is to either define the constraint on (child_id) in the join table as deferred. If this is not on option for a particular Dialect, the constraint on (child_id) will have to be excluded.
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13 years, 1 month
[Hibernate-JIRA] Created: (HHH-3410) @OneToMany forces unique key in @JoinTable when inverseJoinColumns = @JoinColumn(unique=false)
by Kamil Morong (JIRA)
@OneToMany forces unique key in @JoinTable when inverseJoinColumns = @JoinColumn(unique=false)
----------------------------------------------------------------------------------------------
Key: HHH-3410
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3410
Project: Hibernate3
Issue Type: Bug
Affects Versions: 3.2.6
Environment: MySQL 5.0.51b, Hibernate Core 3.2.6 GA, Hibernate Annotations 3.3.1 GA
Reporter: Kamil Morong
Hi,
I need to have this class composition with one to many relation:
@Entity
@Table(name="USER")
public class User implements java.io.Serializable {
private Long id;
private String username;
private String password;
private Set<Role> roles = new LinkedHashSet<Role>();
public User() {
}
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "USER_ID")
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@Column(name="USERNAME", nullable=false, unique=true)
public String getUsername() {
return username;
}
public void setUsername(String userName) {
this.username = userName;
}
@Column(name="PASSWORD", nullable=false)
public String getPassword() {
return password;
}
public void setPassword(String password) {
this.password = password;
}
@CollectionOfElements
@OneToMany(cascade={CascadeType.PERSIST, CascadeType.MERGE})
@JoinTable(name = "USER_ROLE",
joinColumns = @JoinColumn(name = "USER_ID", unique=false),
inverseJoinColumns = @JoinColumn(name = "ROLE_ID", unique=false))
@Cascade(org.hibernate.annotations.CascadeType.SAVE_UPDATE)
@LazyCollection(LazyCollectionOption.FALSE)
public Set<Role> getRoles() {
return roles;
}
public void setRoles(Set<Role> roles) {
this.roles = roles;
}
}
@Entity
@Table(name="ROLE")
public class Role implements java.io.Serializable {
private Long id;
private String name;
public Role() {
}
@Id
@GeneratedValue(strategy = GenerationType.AUTO)
@Column(name = "ROLE_ID")
public Long getId() {
return id;
}
public void setId(Long id) {
this.id = id;
}
@Column(name="NAME", nullable=false, unique=true)
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}
This will create db tables like SQL script
CREATE TABLE `user` (
`USER_ID` BIGINT(20) NOT NULL AUTO_INCREMENT,
`PASSWORD` VARCHAR(255) NOT NULL DEFAULT '',
`USERNAME` VARCHAR(255) NOT NULL DEFAULT '',
PRIMARY KEY (`USER_ID`),
UNIQUE KEY `USERNAME` (`USERNAME`)
);
CREATE TABLE `role` (
`ROLE_ID` BIGINT(20) NOT NULL AUTO_INCREMENT,
`NAME` VARCHAR(255) NOT NULL DEFAULT '',
PRIMARY KEY (`ROLE_ID`),
UNIQUE KEY `NAME` (`NAME`)
);
CREATE TABLE `user_role` (
`USER_ID` BIGINT(20) NOT NULL,
`ROLE_ID` BIGINT(20) NOT NULL,
PRIMARY KEY (`USER_ID`, `ROLE_ID`),
UNIQUE KEY `ROLE_ID` (`ROLE_ID`),
KEY `FKBC16F46A1174FFAB` (`ROLE_ID`),
KEY `FKBC16F46AB69FC38B` (`USER_ID`),
CONSTRAINT `FKBC16F46AB69FC38B` FOREIGN KEY (`USER_ID`) REFERENCES `user` (`USER_ID`),
CONSTRAINT `FKBC16F46A1174FFAB` FOREIGN KEY (`ROLE_ID`) REFERENCES `role` (`ROLE_ID`)
);
Tables USER and ROLE are right, but the join table USER_ROLE still have defined UNIQUE KEY `ROLE_ID` (`ROLE_ID`).
This causes there cannot be one user with many roles.
There must be some bug while generating database scheme. I am not able to remove unique key.
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13 years, 1 month
[Hibernate-JIRA] Created: (HHH-3716) Sybase - null values for columns mapped as "boolean" are persisted as 0 (zero) instead of NULL
by Gail Badner (JIRA)
Sybase - null values for columns mapped as "boolean" are persisted as 0 (zero) instead of NULL
----------------------------------------------------------------------------------------------
Key: HHH-3716
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3716
Project: Hibernate Core
Issue Type: Bug
Components: core
Environment: Sybase
Reporter: Gail Badner
Assignee: Gail Badner
Fix For: 3.2.x, 3.3.x, 3.4
Null values for columns mapped as "boolean" are persisted as 0 (zero) instead of NULL. This happens because Hibernate persists a null Boolean value by calling:
PreparedStatement.setNull( index, java.sql.Types.BIT )
The SQL code, java.sql.Types.BIT, is used because the Hibernate BooleanType defines its code as java.sql.Type.BIT.
Sybase JDBC converts the null to 0, apparently because Sybase does not allow nullable bit columns.
This can be reproduced using an annotations unit test, Java5FeaturesTest.testAutoboxing()..
Sybase maps bit columns to tinyint, so when the unit test is executed, the column in the underlying table is actually of type tinyint, not bit. Sybase allows nullable tinyint columns, so there should be no problem persisting a null value as null.
I've verified that changing the call to:
PreparedStatement.setNull( index, java.sql.Types.TINYINT )
persists the null value without being converted to 0.
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13 years, 1 month
[Hibernate-JIRA] Created: (HHH-3440) 3.3.0 GA with MySQL 5.0 throws table validation exception
by Carlo Luib-Finetti (JIRA)
3.3.0 GA with MySQL 5.0 throws table validation exception
---------------------------------------------------------
Key: HHH-3440
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3440
Project: Hibernate3
Issue Type: Bug
Components: core
Affects Versions: 3.3.0.GA
Environment: Hibernate 3.3.0 GA
MySQL 5.0
JBoss 4.2.2
Reporter: Carlo Luib-Finetti
Hibernate immediately throws an exception at application startup, when it does the schema validation.
org.hibernate.HibernateException: Wrong column type in dpjw.assessment for column NOTES. Found: text, expected: longtext
Comparing the sources of 3.2.0 with 3.3.0 I can see that someone set two java statements into comment. The 3.2 version of MySQLDialect.java looks like this:
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
registerColumnType( Types.VARCHAR, 65535, "text" );
registerColumnType( Types.VARCHAR, 255, "varchar($l)" );
}
while the new 3.3.0 version is this:
protected void registerVarcharTypes() {
registerColumnType( Types.VARCHAR, "longtext" );
// registerColumnType( Types.VARCHAR, 16777215, "mediumtext" );
// registerColumnType( Types.VARCHAR, 65535, "text" );
registerColumnType( Types.VARCHAR, 255, "varchar($l)" );
}
If I uncomment these (and others in the same Java file!), the validation process is ok.
Is there any reason why these statements (and others!) were commented out???
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13 years, 2 months
[Hibernate-JIRA] Created: (HHH-3530) The code in the 3.3.1.GA subversion tag is not the code that's been released on the maven repository.jboss.org as 3.3.1.GA
by Geoffrey De Smet (JIRA)
The code in the 3.3.1.GA subversion tag is not the code that's been released on the maven repository.jboss.org as 3.3.1.GA
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Key: HHH-3530
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-3530
Project: Hibernate Core
Issue Type: Bug
Components: build
Affects Versions: 3.3.1
Reporter: Geoffrey De Smet
Here's the proof:
http://fisheye.jboss.org/browse/Hibernate/core/tags/hibernate-3.3.1.GA/co...
contains the lines (44-45):
registerColumnType( Types.CLOB, "longtext" );
registerColumnType( Types.CLOB, 16777215, "mediumtext" );
registerColumnType( Types.CLOB, 65535, "text" );
But the sources jar downloaded from
http://repository.jboss.org/maven2/org/hibernate/hibernate-core/3.3.1.GA/...
file
org\hibernate\dialect\MySQLDialect.java
so on my pc
C:\Documents and Settings\gds\.m2\repository\org\hibernate\hibernate-core\3.3.1.GA\hibernate-core-3.3.1.GA-sources.jar!\org\hibernate\dialect\MySQLDialect.java
has these lines (66-68) instead:
registerColumnType( Types.CLOB, "longtext" );
// registerColumnType( Types.CLOB, 16777215, "mediumtext" );
// registerColumnType( Types.CLOB, 65535, "text" );
It's not just some copyright stuff that been added (giving it different line numbers), some lines are clearly commented out.
Maybe untagged changes happened in other files too?
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13 years, 2 months