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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=eyJpIjoiM2EyNTE5ODdiNDM2NGNkOGIzMzAyMmFlZmM0NmNmYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-13543?atlOrigin=eyJpIjoiM2EyNTE5ODdiNDM2NGNkOGIzMzAyMmFlZmM0NmNmYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-d55584df-23df-4fe6-abe0-a6bf8d02a77a" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-13543?atlOrigin=eyJpIjoiM2EyNTE5ODdiNDM2NGNkOGIzMzAyMmFlZmM0NmNmYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">HHH-13543</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-13543?atlOrigin=eyJpIjoiM2EyNTE5ODdiNDM2NGNkOGIzMzAyMmFlZmM0NmNmYzgiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">DDL generation fails for an indexed column when a corresponding attribute doesn't define physical mapping using @Column</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-d55584df-23df-4fe6-abe0-a6bf8d02a77a" 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"> 5.3.10 </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"> 06/Aug/2019 07:59 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-minor-a09c1f74-cf95-4cde-a08e-574477d13623" height="16" width="16" border="0" align="absmiddle" alt="Minor" style="vertical-align: text-bottom"> Minor </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="xwandi" style="color:#6c797f;; color: #3b73af; text-decoration: none" id="email_xwandi" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3A3354a217-a158-4198-84d0-32d0609d9bcd"> Roman Golovan </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">Failing entity definition:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Entity;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Id;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Index;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Table;
@Entity
@Table(indexes = @Index(columnList = <span class="code-quote" style="color: #009100">"user_name"</span>))
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">class </span>Sample {
@Id
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">long</span> id;
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> userName;
}
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Stacktrace:</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
Caused by: org.hibernate.AnnotationException: Unable to create index (user_name) on table sample: database column <span class="code-quote" style="color: #009100">'user_name'</span> not found. Make sure that you use the correct column name which depends on the naming strategy in use (it may not be the same as the property name in the entity, especially <span class="code-keyword" style="color: #000091">for</span> relational types)
at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.buildUniqueKeyFromColumnNames(InFlightMetadataCollectorImpl.java:2137) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.processJPAIndexHolders(InFlightMetadataCollectorImpl.java:2149) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
at org.hibernate.boot.internal.InFlightMetadataCollectorImpl.processSecondPasses(InFlightMetadataCollectorImpl.java:1671) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
at org.hibernate.boot.model.process.spi.MetadataBuildingProcess.complete(MetadataBuildingProcess.java:287) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.metadata(EntityManagerFactoryBuilderImpl.java:904) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:935) ~[hibernate-core-5.3.10.Final.jar:5.3.10.Final]
</pre>
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Workaround #1 (with a superfluous @Column definition):</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
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<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Entity;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Id;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Index;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Table;
@Entity
@Table(indexes = @Index(columnList = <span class="code-quote" style="color: #009100">"user_name"</span>))
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">class </span>Sample {
@Id
<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">"user_name"</span>)
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> userName;
}
</pre>
</div>
</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Workaround #2 (with logical column name usage):</p>
<div class="code panel" style="border-width: 1px;; border: 1px solid #cccccc; background: #f5f5f5; font-size: 12px; line-height: 1.333; font-family: monospace; border: 1px solid #cccccc; -moz-border-radius: 3px; border-radius: 3px; margin: 9px 0">
<div class="codeContent panelContent" style="padding: 9px 12px">
<pre class="code-java" style="margin: 10px 0 0; margin-top: 0; max-height: 30em; overflow: auto; white-space: pre-wrap; word-wrap: normal">
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Entity;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Id;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Index;
<span class="code-keyword" style="color: #000091">import</span> javax.persistence.Table;
@Entity
@Table(indexes = @Index(columnList = <span class="code-quote" style="color: #009100">"userName"</span>))
<span class="code-keyword" style="color: #000091">public</span> <span class="code-keyword" style="color: #000091">class </span>Sample {
@Id
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">long</span> id;
<span class="code-keyword" style="color: #000091">private</span> <span class="code-object" style="color: #910091">String</span> userName;
}
</pre>
</div>
</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">My assumption is that <b><em>columnNames</em></b> attribute of <tt>@Index</tt> annotation are physical values, whereas code in the method<br> <tt>org.hibernate.boot.internal.InFlightMetadataCollectorImpl#buildUniqueKeyFromColumnNames</tt> starting on the line 2013 works with it as if it were logical values.</p> </td>
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