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<td class="page-title-pattern-first-line " style="padding: 0px; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-9393" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-b973d751-42f6-4140-81e9-a028779a08f1" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://hibernate.atlassian.net/browse/HHH-9393" style="color: #3b73af; text-decoration: none">HHH-9393</a>
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<td style="vertical-align: top;; padding: 0px; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-9393" style="color: #3b73af; text-decoration: none">Entity graph do not load property if sub-property is in WHERE part of JPQL query </a> </span>
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Issue Type:
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<td class="has-icon" style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-static-bug-b973d751-42f6-4140-81e9-a028779a08f1" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /> Bug
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Affects Versions:
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4.3.6
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Assignee:
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Unassigned
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Attachments:
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testcase.zip
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Components:
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entity-manager, query-hql
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Created:
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11/Sep/2014 08:36 AM
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Environment:
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Hibernate 4.3.6.Final, HSQLDB 1.8.0.10
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Labels:
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jpa21
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Priority:
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Reporter:
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="dzolo" id="email_dzolo" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=dzolo" style="color:#6c797f;; color: #3b73af; text-decoration: none">Ondřej Fibich</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Two entities with a simple Entity graph:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
@Entity
@NamedEntityGraph(name = <span class="code-quote" style="color: #009100">"carWithProducer"</span>, attributeNodes = {
@NamedAttributeNode(<span class="code-quote" style="color: #009100">"producer"</span>)
})
class Car {
@Id @Column(name = <span class="code-quote" style="color: #009100">"id"</span>)
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">Long</span> id;
@ManyToOne(fetch = FetchType.LAZY)
<span class="code-keyword" style="color: #000091">private</span> Producer producer;
}
@Entity
class Producer {
@Id @Column(name = <span class="code-quote" style="color: #009100">"id"</span>)
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">Long</span> id;
@Column(name = <span class="code-quote" style="color: #009100">"name"</span>)
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> name;
@OneToMany(mappedBy = <span class="code-quote" style="color: #009100">"producer"</span>, fetch = FetchType.LAZY)
<span class="code-keyword" style="color: #000091">private</span> Set<Car> cars;
}
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">First query that loads <b>Producer</b> together with <b>Car</b>:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">final</span> EntityGraph eg = em.createEntityGraph(<span class="code-quote" style="color: #009100">"carWithProducer"</span>);
em.createQuery(<span class="code-quote" style="color: #009100">"SELECT c FROM Car c"</span>)
.setHint(<span class="code-quote" style="color: #009100">"javax.persistence.fetchgraph"</span>, eg)
.getResultList();
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">But this second query does not:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-sql" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
final EntityGraph eg = em.createEntityGraph(<span class="code-quote" style="color: #009100">"carWithProducer"</span>);
em.createQuery(<span class="code-quote" style="color: #009100">"<span class="code-keyword" style="color: #000091; color: #009100">SELECT</span> c <span class="code-keyword" style="color: #000091; color: #009100">FROM</span> Car c <span class="code-keyword" style="color: #000091; color: #009100">WHERE</span> c.producer.name = :p"</span>)
.setHint(<span class="code-quote" style="color: #009100">"javax.persistence.fetchgraph"</span>, eg)
.setParameter(<span class="code-quote" style="color: #009100">"p"</span>, producerName)
.getResultList();
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">First query generates following SQL:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-sql" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">select</span>
car0_.id as id1_0_0_,
producer1_.id as id1_1_1_,
car0_.type_id as type_id2_0_0_,
producer1_.name as name2_1_1_
<span class="code-keyword" style="color: #000091">from</span>
CAR car0_
left outer join
PRODUCER producer1_
on car0_.type_id=producer1_.id
</pre>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Second query generates following SQL:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #ccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #ccc; -moz-border-radius: 3px 3px 3px 3px; border-radius: 3px 3px 3px 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-sql" style="margin: 10px 0 0 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">select</span>
car0_.id as id1_0_,
car0_.type_id as type_id2_0_
<span class="code-keyword" style="color: #000091">from</span>
CAR car0_ cross
join
PRODUCER producer1_
<span class="code-keyword" style="color: #000091">where</span>
car0_.type_id=producer1_.id
and producer1_.name=?
</pre>
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