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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiNjYxOThhYTUxOTQ4NGNmNzhmM2I4NmQ4ODI2N2I3NjUiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-13489?atlOrigin=eyJpIjoiNjYxOThhYTUxOTQ4NGNmNzhmM2I4NmQ4ODI2N2I3NjUiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-aa55b9ef-e853-4cb6-a04d-a3964a3b3b54" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-13489?atlOrigin=eyJpIjoiNjYxOThhYTUxOTQ4NGNmNzhmM2I4NmQ4ODI2N2I3NjUiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">HHH-13489</a> </td>
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<td style="vertical-align: top;; padding: 0; 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-13489?atlOrigin=eyJpIjoiNjYxOThhYTUxOTQ4NGNmNzhmM2I4NmQ4ODI2N2I3NjUiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">sorting accross entity associations filter null values because of unexpected cross joins</a> </span> </td>
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<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="sviato_slav" style="color:#6c797f;; color: #3b73af; text-decoration: none" id="email_sviato_slav" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5a43deab90ebee2d2dc61bdc"> Apanasionak Sviataslau </a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <span class="diffcontext">Given following entities:<br><br>{code:java}<br>@Entity<br>public class User {<br><br> @Id<br> @GeneratedValue(strategy = GenerationType.IDENTITY)<br> private Long id;<br><br><br> @OneToOne(fetch = FetchType.LAZY)<br> @JoinColumn<br> private Chair chair;<br><br> public Long getId() {<br> return id;<br> }<br><br> public void setId(Long id) {<br> this.id = id;<br> }<br><br> public Chair getChair() {<br> return chair;<br> }<br><br> public void setChair(Chair chair) {<br> this.chair = chair;<br> }<br>}<br>{code}<br><br>{code:java}<br>@Entity<br>public class Chair {<br><br> @Id<br> @GeneratedValue(strategy = GenerationType.IDENTITY)<br> private Long id;<br><br> @OneToOne( fetch = FetchType.LAZY, mappedBy = "chair")<br> private User user;<br><br> @ManyToOne(fetch = FetchType.LAZY)<br> @JoinColumn<br> private Room room;<br><br> public Long getId() {<br> return id;<br> }<br><br> public void setId(Long id) {<br> this.id = id;<br> }<br><br> public User getUser() {<br> return user;<br> }<br><br> public void setUser(User user) {<br> this.user = user;<br> }<br><br> public Room getRoom() {<br> return room;<br> }<br><br> public void setRoom(Room room) {<br> this.room = room;<br> }<br>}<br><br>{code}<br><br>{code:java}<br>@Entity<br>public class</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> Chair</span> <span class="diffaddedchars" style="background-color:#ddfade;"> Room</span> <span class="diffcontext"> {<br><br> @Id<br> @GeneratedValue(strategy = GenerationType.IDENTITY)<br> private Long id;<br><br> @</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">OneToOne</span> <span class="diffaddedchars" style="background-color:#ddfade;">OneToMany</span> <span class="diffcontext">(</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> fetch = FetchType.LAZY,</span> <span class="diffcontext"> mappedBy = "</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">chair</span> <span class="diffaddedchars" style="background-color:#ddfade;">room</span> <span class="diffcontext">")<br> private</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> User user;<br><br> @ManyToOne(fetch</span> <span class="diffaddedchars" style="background-color:#ddfade;"> List<Chair> chairs</span> <span class="diffcontext"> =</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> FetchType.LAZY</span> <span class="diffaddedchars" style="background-color:#ddfade;"> new ArrayList<>(</span> <span class="diffcontext">)</span> <span class="diffaddedchars" style="background-color:#ddfade;">;</span> <span class="diffcontext"><br></span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> @JoinColumn</span> <span class="diffcontext"><br> private</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> Room room</span> <span class="diffaddedchars" style="background-color:#ddfade;"> String name</span> <span class="diffcontext">;<br><br> public Long getId() {<br> return id;<br> }<br><br> public void setId(Long id) {<br> this.id = id;<br> }<br><br> public</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> User getUser</span> <span class="diffaddedchars" style="background-color:#ddfade;"> List<Chair> getChairs</span> <span class="diffcontext">() {<br> return</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> user</span> <span class="diffaddedchars" style="background-color:#ddfade;"> chairs</span> <span class="diffcontext">;<br> }<br><br> public void</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> setUser</span> <span class="diffaddedchars" style="background-color:#ddfade;"> setChairs</span> <span class="diffcontext">(</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">User user</span> <span class="diffaddedchars" style="background-color:#ddfade;">List<Chair> chairs</span> <span class="diffcontext">) {<br> this.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">user</span> <span class="diffaddedchars" style="background-color:#ddfade;">chairs</span> <span class="diffcontext"> =</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> user</span> <span class="diffaddedchars" style="background-color:#ddfade;"> chairs</span> <span class="diffcontext">;<br> }<br><br> public</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> Room getRoom</span> <span class="diffaddedchars" style="background-color:#ddfade;"> String getName</span> <span class="diffcontext">() {<br> return</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> room</span> <span class="diffaddedchars" style="background-color:#ddfade;"> name</span> <span class="diffcontext">;<br> }<br><br> public void</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> setRoom</span> <span class="diffaddedchars" style="background-color:#ddfade;"> setName</span> <span class="diffcontext">(</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">Room room</span> <span class="diffaddedchars" style="background-color:#ddfade;">String name</span> <span class="diffcontext">) {<br> this.</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;">room</span> <span class="diffaddedchars" style="background-color:#ddfade;">name</span> <span class="diffcontext"> =</span> <span class="diffremovedchars" style="background-color: #ffe7e7; text-decoration:line-through;"> room</span> <span class="diffaddedchars" style="background-color:#ddfade;"> name</span> <span class="diffcontext">;<br> }<br>}<br>{code}<br><br></span> <span class="diffaddedchars" style="background-color:#ddfade;"><br></span> <span class="diffcontext">When I try to retrieve all user and sort by room name, I get only users which have chair and room, but users without chair and room are not retrieved:<br><br>{code:java}<br>//work wrong, cross joins<br> Order order2 = cb.asc(root.get("chair").get("room").get("name"));<br> query.orderBy(order2);<br><br> users = entityManager.createQuery(query).<br> setHint("javax.persistence.fetchgraph", entityGraph).getResultList();<br><br>{code}<br><br>The following sql output printed, which contains unexpected cross join filtering null values:<br>{code:java}<br>select<br> user0_.id as id1_2_0_,<br> chair1_.id as id1_0_1_,<br> room2_.id as id1_1_2_,<br> user0_.chair_id as chair_id2_2_0_,<br> chair1_.room_id as room_id2_0_1_,<br> room2_.name as name2_1_2_ <br> from<br> User user0_ <br> left outer join<br> Chair chair1_ <br> on user0_.chair_id=chair1_.id <br> left outer join<br> Room room2_ <br> on chair1_.room_id=room2_.id cross <br> join<br> Room room4_ <br> where<br> chair1_.room_id=room4_.id <br> order by<br> room4_.name asc<br>{code}<br><br><br><br><br></span> </td>
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