[hibernate-issues] [Hibernate-JIRA] Commented: (HHH-2715) DB2390Dialect does not support unique index generation for primary key
Maximiliano Fierro (JIRA)
noreply at atlassian.com
Tue Jul 10 20:31:52 EDT 2007
[ http://opensource.atlassian.com/projects/hibernate/browse/HHH-2715?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#action_27433 ]
Maximiliano Fierro commented on HHH-2715:
-----------------------------------------
I have the same problem, I will try with this patch. I'm using HBN 3.2.4 sp1 and Hibernate-Annotations.
> DB2390Dialect does not support unique index generation for primary key
> ----------------------------------------------------------------------
>
> Key: HHH-2715
> URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2715
> Project: Hibernate3
> Issue Type: Patch
> Components: core
> Affects Versions: 3.2.4.sp1
> Environment: hibernate 2.1.4 - database: DB2 for 0S390 v7.1 - OS390
> Reporter: Eric Georges
> Original Estimate: 10 minutes
> Remaining Estimate: 10 minutes
>
> supportsUniqueConstraintInCreateAlterTable return true. For IBM DB2 on OS 390 it must return false.
> hbm file :
> <?xml version="1.0"?>
> <!DOCTYPE hibernate-mapping PUBLIC
> "-//Hibernate/Hibernate Mapping DTD 3.0//EN"
> "http://hibernate.sourceforge.net/hibernate-mapping-3.0.dtd">
> <hibernate-mapping>
> <class name="events.Event" table="EVENTS">
> <id name="id">
> <column name="ID" unique-key="ID_IDX" sql-type="int">
> </column>
> <generator class="increment"></generator>
> </id>
> <property name="date" type="timestamp" column="DATE"></property>
> <property name="title" type="string" column="TITLE">
> </property>
> </class>
> </hibernate-mapping>
> Actually it generate this :
> create table EVENTS (ID int not null, DATE timestamp, TITLE varchar(255), primary key (ID), unique (ID))
> if supportsUniqueConstraintInCreateAlterTable return false it does :
> create table EVENTS (ID int not null, DATE timestamp, TITLE varchar(255), primary key (ID))
> create unique index ID_IDX on EVENTS (ID)
> the right SQL code for DB2 v7 on OS390
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