12:01 p.m.
testManyToManyWithFormula induces error with Ingres dialect
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Key: HHH-4912
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-4912
Project: Hibernate Core
Issue Type: Bug
Components: query-hql
Affects Versions: 3.5.0-Beta-4
Environment: Hibernate 3.5.0-Beta-4, Ingres 9.3.1
Reporter: Ray Fan
Attachments: manytomany-logs.zip
During test org.hibernate.test.manytomany.ManyToManyTest an error is encountered when
using the Ingres dialect.
{noformat}
testcase time="0.806"
classname="org.hibernate.test.manytomany.ManyToManyTest"
name="testManyToManyWithFormula">
<error message="could not execute query"
type="org.hibernate.exception.GenericJDBCException">org.hibernate.exception.GenericJDBCException:
could not execute query
at
org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:132)
at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:120)
at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66)
at org.hibernate.loader.Loader.doList(Loader.java:2257)
at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2151)
at org.hibernate.loader.Loader.list(Loader.java:2146)
at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:448)
at org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:363)
at org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:196)
at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1258)
at org.hibernate.impl.QueryImpl.list(QueryImpl.java:102)
at org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:859)
at
org.hibernate.test.manytomany.ManyToManyTest.testManyToManyWithFormula(ManyToManyTest.java:92)
Caused by: com.ingres.gcf.util.SqlEx: line 1, Column 'username' found in
more than one FROM list table.
at com.ingres.gcf.jdbc.DrvObj.readError(Unknown Source)
at com.ingres.gcf.jdbc.DrvObj.readResults(Unknown Source)
at com.ingres.gcf.jdbc.DrvPrep.prepare(Unknown Source)
at com.ingres.gcf.jdbc.DrvConn.createPrepStmt(Unknown Source)
at com.ingres.gcf.jdbc.JdbcPrep.<init>(Unknown Source)
at com.ingres.gcf.jdbc.JdbcConn.createPrep(Unknown Source)
at com.ingres.gcf.jdbc.JdbcConn.prepareStatement(Unknown Source)
at org.hibernate.jdbc.AbstractBatcher.getPreparedStatement(AbstractBatcher.java:534)
at org.hibernate.jdbc.AbstractBatcher.getPreparedStatement(AbstractBatcher.java:452)
at org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:161)
at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1597)
at org.hibernate.loader.Loader.doQuery(Loader.java:718)
at
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:271)
at org.hibernate.loader.Loader.doList(Loader.java:2254)
... 39 more
{noformat}
The generated SQL query from HQL: from org.hibernate.test.manytomany.User u join fetch
u.groups g join fetch g.users
{noformat}
select
user0_.name as name3854_0_,
user0_.org as org3854_0_,
group2_.name as name3856_1_,
group2_.org as org3856_1_,
user4_.name as name3854_2_,
user4_.org as org3854_2_,
group2_.description as descript3_3856_1_,
groups1_.userName as userName0__,
groups1_.org as org0__,
groups1_.groupName as groupName0__,
groups1_.org as formula31_0__,
users3_.groupName as groupName1__,
users3_.org as org1__,
userName as userName1__,
users3_.org as formula32_1__
from
'User' user0_
inner join
UserGroup groups1_
on user0_.name=groups1_.userName
and user0_.org=groups1_.org
inner join
'Group' group2_
on groups1_.groupName=group2_.name
and groups1_.org=group2_.org
inner join
UserGroup users3_
on group2_.name=users3_.groupName
and group2_.org=users3_.org
inner join
'User' user4_
on users3_.userName=user4_.name
and users3_.org=user4_.org
{noformat}
seems to includes userName as userName1__ in the select list without table qualification.
Ingres is unable to disambiguate the column from groups1_ or users3_ and raises the
error.
Attaching test logs.
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