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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-12590" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-3000051b-ce88-450c-bcca-4597d072664e" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-12590" style="color: #3b73af; text-decoration: none">HHH-12590</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-12590" style="color: #3b73af; text-decoration: none">Postgres subselect: ERROR: subquery in FROM must have an alias</a> </span> </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">Issue Type:</th>
<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-3000051b-ce88-450c-bcca-4597d072664e" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"> Bug </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">Affects Versions:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> 5.2.10, 5.2.17 </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">Assignee:</th>
<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"> 16/May/2018 11:51 AM </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">Environment:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> Hibernate <br> Postgres 9 (any version) </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-major-2b814028-eb98-4494-843c-4370a5dc7820" height="16" width="16" border="0" align="absmiddle" alt="Major" style="vertical-align: text-bottom"> Major </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">Reporter:</th>
<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="miguelrvs" id="email_miguelrvs" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=miguelrvs" style="color:#6c797f;; color: #3b73af; text-decoration: none">Miguel Ruiz Velasco</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">When filling a collection with a subselect using Postgres (any version?) Postgres complains missing a compulsory alias of the subselect in the FROM.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">NOW:<br> select count(tipoRelacion) from ( <subselect> ) where recepcion_id =?<br> Needed:<br> select count(tipoRelacion) from ( <subselect> ) <b>as t</b> where recepcion_id =?</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">This is exclusive to Postgres. Hibernate only has to add an as alias</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The Hibernate error:<br> {{<br> Hibernate: select count(tipoRelacion) from ( select r1.recepcion_id,r1.tfd_uuid, rel.tipoRelacion, r2.tfd_uuid as rel_uuid, rel.rel_uuid as uuid, r2.recepcion_id as r2<br> from recepcion_cfdi as r1 <br> join recepcion_cfdi_rel as rel on (r1.tfd_uuid=rel.rel_uuid) <br> join recepcion_cfdi as r2 on (rel.recepcion_id = r2.recepcion_id)<br> ) where recepcion_id =?<br> 2018-05-16 12:22:45.001 <span class="error">[ajp-nio-8009-exec-1]</span> WARN org.hibernate.engine.jdbc.spi.SqlExceptionHelper - SQL Error: 0, SQLState: 42601<br> 2018-05-16 12:22:45.002 <span class="error">[ajp-nio-8009-exec-1]</span> ERROR org.hibernate.engine.jdbc.spi.SqlExceptionHelper - ERROR: subquery in FROM must have an alias<br> Hint: For example, FROM (SELECT ...) <span class="error">[AS]</span> foo.<br> Position: 33}}</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">The mapping follows:</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">{{<hibernate-mapping package="com.fcm.cfdi.recepcion" schema="public"><br> <class name="Recepcion" entity-name="Recepcion" table="recepcion_cfdi" ><br> <id name="id" column="recepcion_ID"><br> <generator class="native"/><br> </id><br> ...<br> <set name="relacionadosIn" lazy="extra" cascade="none" ><br> <subselect>select r1.recepcion_id,r1.tfd_uuid, rel.tipoRelacion, r2.tfd_uuid as rel_uuid, rel.rel_uuid as uuid, r2.recepcion_id as r2<br> from recepcion_cfdi as r1 <br> join recepcion_cfdi_rel as rel on (r1.tfd_uuid=rel.rel_uuid) <br> join recepcion_cfdi as r2 on (rel.recepcion_id = r2.recepcion_id)<br> </subselect><br> <synchronize table="recepcion_cfdi_rel"/><br> <key column="recepcion_id" not-null="true" update="false"/><br> <composite-element class="RecepcionRelacion"><br> <property name="tipoRelacion" not-null="true" length="2"/><br> </composite-element><br> </set></p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0"> </class><br> </hibernate-mapping><br> }}</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">I'm trying to make a test version, so you can reproduce the issue.</p> </td>
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