]
Steve Ebersole closed HHH-3807.
-------------------------------
Resolution: Duplicate
Adding a restriction to a many-to-one entity in Criteria query causes
Join fetching
-----------------------------------------------------------------------------------
Key: HHH-3807
URL:
http://opensource.atlassian.com/projects/hibernate/browse/HHH-3807
Project: Hibernate Core
Issue Type: Bug
Components: query-criteria
Affects Versions: 3.3.1
Environment: Hibernate 3.3.1GA
Sql Server 2005
Reporter: Jonathan Gordon
Priority: Minor
Attachments: slsession.tgz
When performing a criteria query that includes a restriction on a many-to-one entity, the
associated entity is fetched eagerly, as if FetchMode were set to "JOIN".
Explicitly setting the FetchMode to "SELECT" does not override this behavior.
For instance, this criteria query:
Criteria criteria = persistenceService.getCriteria(MailingParcel.class)
.createAlias("mailingCampaign", "mc")
.add(Restrictions.ge("mc.id", 1))
.setMaxResults(10);
Yields the following sql:
select
top 10 this_.ID as ID17_1_,
this_.KEYCODE as KEYCODE17_1_,
this_.CAMPAIGN_ID as CAMPAIGN3_17_1_,
this_.MAILING_LIST_MAILING_ID as MAILING4_17_1_,
this_.COUNTRY_LE_ID as COUNTRY5_17_1_,
this_.MATCH_ADDRESS as MATCH6_17_1_,
this_.ADDRESS as ADDRESS17_1_,
this_.MATCH_NAME as MATCH8_17_1_,
this_.FIRST_NAME as FIRST9_17_1_,
this_.LAST_NAME as LAST10_17_1_,
this_.ZIP_CODE asZIP11_17_1_,
this_.CITY as CITY17_1_,
this_.STATE as STATE17_1_,
this_.COMPANY as COMPANY17_1_,
mc1_.ID as ID6_0_,
mc1_.NOTE as NOTE6_0_,
mc1_.NAME as NAME6_0_,
mc1_.DATE_CREATED as DATE5_6_0_,
mc1_.DATE_MODIFIED as DATE6_6_0_,
mc1_.START_DATE as START7_6_0_,
mc1_.SOURCE_FILE_NAME as SOURCE8_6_0_,
mc1_.ORDINAL as ORDINAL6_0_,
mc1_.KEYCODE_SUFFIX as KEYCODE10_6_0_,
mc1_.MATCH_CATALOG_ID as MATCH11_6_0_,
mc1_.ADDRESS_IMPORT_DATE as ADDRESS12_6_0_
from MATCH_MAILING_CAMPAIGN this_
inner join MATCH_CAMPAIGN_INFO mc1_ on this_.CAMPAIGN_ID=mc1_.ID
where mc1_.ID>=1
However, removing the restriction yields the following sql:
select
top 10 this_.ID as ID17_0_,
this_.KEYCODE as KEYCODE17_0_,
this_.CAMPAIGN_ID as CAMPAIGN3_17_0_,
this_.MAILING_LIST_MAILING_ID as MAILING4_17_0_,
this_.COUNTRY_LE_ID as COUNTRY5_17_0_,
this_.MATCH_ADDRESS as MATCH6_17_0_,
this_.ADDRESS as ADDRESS17_0_,
this_.MATCH_NAME as MATCH8_17_0_,
this_.FIRST_NAME as FIRST9_17_0_,
this_.LAST_NAME as LAST10_17_0_,
this_.ZIP_CODE as ZIP11_17_0_,
this_.CITY as CITY17_0_,
this_.STATE as STATE17_0_,
this_.COMPANY as COMPANY17_0_
from MATCH_MAILING_CAMPAIGN this_
Performing the original query in its HQL analog does not have this problem.
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