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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=eyJpIjoiYTc0M2U0ZTA3Nzc5NDAxNDk1NmI5ZWU1MzgwNDdhMjIiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-13661?atlOrigin=eyJpIjoiYTc0M2U0ZTA3Nzc5NDAxNDk1NmI5ZWU1MzgwNDdhMjIiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-e4c5a3d5-8053-4e4a-83f6-6bf36268630d" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-13661?atlOrigin=eyJpIjoiYTc0M2U0ZTA3Nzc5NDAxNDk1NmI5ZWU1MzgwNDdhMjIiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">HHH-13661</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-13661?atlOrigin=eyJpIjoiYTc0M2U0ZTA3Nzc5NDAxNDk1NmI5ZWU1MzgwNDdhMjIiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Postgresql query timeout not translated to org.hibernate.QueryTimeoutException</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-e4c5a3d5-8053-4e4a-83f6-6bf36268630d" 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"> 5.4.6 </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"> 09/Oct/2019 05:27 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 5.4.6 </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-593e3523-ba6e-414d-9a65-4fb7196dc3de" 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="vb" style="color:#6c797f;; color: #3b73af; text-decoration: none" id="email_vb" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=5ad5edcdbfa3980ce712bb3f"> Valentin Baert </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 I execute a query with a specified query timeout, for example via JPA :</p>
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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">
TypedQuery<SomeClass> query = entityManager.createNamedQuery(<span class="code-quote" style="color: #009100">"...some query..."</span>, SomeClass.class);
query.setHint(<span class="code-quote" style="color: #009100">"javax.persistence.query.timeout"</span>, <span class="code-quote" style="color: #009100">"1000"</span>);
<span class="code-keyword" style="color: #000091">return</span> query.getSingleResult();
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</div> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">If the query takes longer than 1s, I expect the database driver to throw an exception and hibernate to translate that exception to an instance of `org.hibernate.QueryTimeoutException`</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">Hibernate does honour this when dealing with Mysql.<br> The mysql driver throws a `com.mysql.cj.jdbc.exceptions.MySQLTimeoutException` which implements the standard jdk exception `java.sql.SQLTimeoutException` and for which Hibernate is translating to `org.hibernate.QueryTimeoutException` at <a href="https://github.com/hibernate/hibernate-orm/blob/39e576cea49c62763e651237f3666f97205406f6/hibernate-core/src/main/java/org/hibernate/exception/internal/SQLExceptionTypeDelegate.java#L66" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">https://github.com/hibernate/hibernate-orm/blob/39e576cea49c62763e651237f3666f97205406f6/hibernate-core/src/main/java/org/hibernate/exception/internal/SQLExceptionTypeDelegate.java#L66</a><br> So all is fine for Mysql.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">However for PostgreSQL, the postgresql driver throws a generic exception `org.postgresql.util.PSQLException` which only implements `java.sql.SQLException` with a vendor specific sql state of `57014`.<br> The issue is that hibernate does not translate that exception to a QueryTimeoutException </p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">By digging a bit into the sql exception translators, I've found <a href="https://github.com/hibernate/hibernate-orm/blob/39e576cea49c62763e651237f3666f97205406f6/hibernate-core/src/main/java/org/hibernate/exception/internal/SQLStateConversionDelegate.java#L132" class="external-link" rel="nofollow" style="color: #3b73af; text-decoration: none">this class: SQLStateConversionDelegate</a><br> It has two additional custom conversion cases to map to the QueryTimeoutException from a generic sql state error code.</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">To fix this issue, in order to have hibernate properly translate and rethrow QueryTimeoutException, would it be preferable to have either ?</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">1. Add another "or" clause to the sqlState if condition in SQLStateConversionDelegate</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">2. Fix the PostgreSQL95Dialect by overriding its `buildSQLExceptionConversionDelegate` method in order to implement this sqlState only for postgresql</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">3. Something else</p> <p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0">For my issue, I was about to override the `buildSQLExceptionConversionDelegate` in the postgresql dialect because I thought it was less invasive. I'd be glad to propose a pull request and a test case it you think it can be assigned to a new contributor.</p> </td>
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