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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" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-12624" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-c80b0c40-df68-4b8b-913c-3e47b8cdc798" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12624" style="color: #3b73af; text-decoration: none">HHH-12624</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-12624" style="color: #3b73af; text-decoration: none">IntegrityConstraintViolation with Cascade Deletes and Batch-Size > 1</a> </span> </td>
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<td class="has-icon" style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <img src="cid:jira-generated-image-avatar-c80b0c40-df68-4b8b-913c-3e47b8cdc798" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </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"> 5.2.15 </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"> Unassigned </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"> hibernate-core </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Created:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 24/May/2018 07:48 AM </td>
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<td class="has-icon" style="padding: 0; 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-blocker-5b61a95a-787a-4b21-b485-fd1385d50a56" height="16" width="16" border="0" align="absmiddle" alt="Blocker" style="vertical-align: text-bottom"> Blocker </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="stefan.mueller" id="email_stefan.mueller" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=stefan.mueller" style="color:#6c797f;; color: #3b73af; text-decoration: none">Stefan Mueller</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"> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0; margin-top: 0">Since Hibernate 5.2.15, OneToMany Childs with </p>
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cascade = {CascadeType.ALL}, orphanRemoval = <span class="code-keyword" style="color: #000091">true</span>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">are leading to a IntegrityConstraintViolation when deleting the parent if the </p>
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hibernate.jdbc.batch_size > 1
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Hibernate itself seems to issue the statements in the correct order (see example logs below), but probably because some batch-optimizations the real statements (logged by p6spy) are issued in the wrong order (parent delete first instead of last).</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Might be associated with the 5.2.15 change <a href="https://hibernate.atlassian.net/browse/HHH-5797" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://hibernate.atlassian.net/browse/HHH-5797</a></p> <h3 style="margin: 10px 0 0; font-size: 16px; line-height: 1.563; margin: 30px 0 0"><a name="LogswithHibernate5.2.15andbatch.size%3D100" style="color: #3b73af; text-decoration: none"></a>Logs with Hibernate 5.2.15 and batch.size=100</h3> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">2018-05-24 16:02:35.074 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_CHILD1 where ID=?<br> 2018-05-24 16:02:35.074 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_CHILD2 where ID=?<br> 2018-05-24 16:02:35.157 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_PARENT where ID=? and VERSION=?<br> 2018-05-24 16:02:35.173 INFO <span class="error">[p6spy]</span> #1527170555173 | took 13ms | statement | connection 0|delete from T_PARENT where ID=? and VERSION=?<br> 2018-05-24 16:02:35.173 WARN <span class="error">[o.h.e.j.spi.SqlExceptionHelper]</span> SQL Error: 2292, SQLState: 23000<br> 2018-05-24 16:02:35.173 ERROR <span class="error">[o.h.e.j.spi.SqlExceptionHelper]</span> ORA-02292: Integritäts-Constraint (FK_PARENT_ID) verletzt - untergeordneter Datensatz gefunden</p> <h3 style="margin: 10px 0 0; font-size: 16px; line-height: 1.563; margin: 30px 0 0"><a name="LogswithHibernate%3C5.2.15ORbatch.size%3D1" style="color: #3b73af; text-decoration: none"></a>Logs with Hibernate < 5.2.15 OR batch.size=1</h3> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">2018-05-24 16:04:00.483 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_CHILD1 where ID=?<br> 2018-05-24 16:04:00.483 INFO <span class="error">[p6spy]</span> #1527170640483 | took 1ms | statement | connection 0|delete from T_CHILD where ID=?<br> 2018-05-24 16:04:00.483 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_CHILD2 where ID=?<br> 2018-05-24 16:04:00.483 INFO <span class="error">[p6spy]</span> #1527170640483 | took 1ms | statement | connection 0|delete from T_CHILD2 where ID=?<br> 2018-05-24 16:04:00.673 DEBUG <span class="error">[org.hibernate.SQL]</span> delete from T_PARENT where ID=? and VERSION=?<br> 2018-05-24 16:04:00.673 INFO <span class="error">[p6spy]</span> #1527170640673 | took 2ms | statement | connection 0|delete from T_PARENT where ID=? and VERSION=?</p> </td>
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