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<td class="page-title-pattern-first-line " style="padding: 0px; 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-9922" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-static-bug-c2196ba3-abcc-496c-b5d8-1653b8f7ff6a" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /></a> <a href="https://hibernate.atlassian.net/browse/HHH-9922" style="color: #3b73af; text-decoration: none">HHH-9922</a>
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<td style="vertical-align: top;; padding: 0px; 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-9922" style="color: #3b73af; text-decoration: none">hibernate.hbm2ddl.auto="validate" works incorrectly with Postgres 9.1 sequences</a> </span>
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Issue Type:
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<td class="has-icon" style="padding: 0px; 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-bug-c2196ba3-abcc-496c-b5d8-1653b8f7ff6a" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom" /> Bug
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Affects Versions:
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4.3.10
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Assignee:
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Unassigned
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Components:
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hibernate-core, hibernate-entitymanager
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Created:
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14/Jul/2015 23:08 PM
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Environment:
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Postgres 9.1.14-0ubuntu
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validation schema
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Priority:
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<td class="has-icon" style="padding: 0px; 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-critical-0fd35aba-7bd1-4867-b802-2bfad81d93f7" height="16" width="16" border="0" align="absmiddle" alt="Critical" style="vertical-align: text-bottom" /> Critical
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Reporter:
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<td style="padding: 0px; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="si13b" id="email_si13b" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?name=si13b" style="color:#6c797f;; color: #3b73af; text-decoration: none">Simon Bracegirdle</a>
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<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">Hello,</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">We are in the progress of migrating from JDBC to Hibernate/JPA, as such we are using hibernate.hbm2ddl.auto="validate" to ensure our entities match the pre-existing database schema.</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">In our database we generally create columns with the "serial" data type (i.e. int4 with a sequence), which generally creates sequences with a name in this format; <span class="error">[tablename]</span>_<span class="error">[columnname]</span>_seq.</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">E.g. :</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">{{COLUMN_NAME DATA_TYPE DATA_LENGTH DATA_PRECISION DATA_SCALE NULLABLE DATA_DEFAULT <br /> ----------------------------------- --------- ----------- -------------- ---------- -------- -----------------------------------<br /> id int4 NO nextval('country_id_seq'::regclass) YES <br /> name varchar 128 }}</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">In our JPA entity class, we have annotated this column like so:<br /> {{@Id<br /> @SequenceGenerator(name = "country_id_seq", sequenceName = "country_id_seq", allocationSize = 1)<br /> @GeneratedValue(strategy = GenerationType.SEQUENCE, generator="country_id_seq")<br /> @Column(name = "id", updatable = false)<br /> public int getId()<br /> </p> { return id; }
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">}}</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">However, when deploying our application with hibernate.hbm2ddl.auto="validate", it fails to validate correctly:</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">{{<br /> org.hibernate.HibernateException: Missing sequence or table: `country_id_seq`<br /> at org.hibernate.cfg.Configuration.validateSchema(Configuration.java:1352)<br /> at org.hibernate.tool.hbm2ddl.SchemaValidator.validate(SchemaValidator.java:175)<br /> at org.hibernate.internal.SessionFactoryImpl.<init>(SessionFactoryImpl.java:525)<br /> at org.hibernate.cfg.Configuration.buildSessionFactory(Configuration.java:1859)<br /> at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:857)<br /> at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl$4.perform(EntityManagerFactoryBuilderImpl.java:850)<br /> at org.hibernate.boot.registry.classloading.internal.ClassLoaderServiceImpl.withTccl(ClassLoaderServiceImpl.java:425)<br /> at org.hibernate.jpa.boot.internal.EntityManagerFactoryBuilderImpl.build(EntityManagerFactoryBuilderImpl.java:849)<br /> at org.hibernate.jpa.HibernatePersistenceProvider.createEntityManagerFactory(HibernatePersistenceProvider.java:75)<br /> at org.hibernate.ejb.HibernatePersistence.createEntityManagerFactory(HibernatePersistence.java:54)<br /> at javax.persistence.Persistence.createEntityManagerFactory(Persistence.java:55)<br /> }}</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">When debugging the postgres logs, it seems the following query gets run for the validation:</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">{{<br /> SELECT<br /> NULL AS TABLE_CAT,<br /> n.nspname AS TABLE_SCHEM,<br /> c.relname AS TABLE_NAME,<br /> c.relkind,<br /> CASE n.nspname ~ '^pg_' <br /> OR n.nspname = 'information_schema' <br /> WHEN true <br /> THEN <br /> CASE <br /> WHEN n.nspname = 'pg_catalog' <br /> OR n.nspname = 'information_schema' <br /> THEN <br /> CASE c.relkind <br /> WHEN 'r' <br /> THEN 'SYSTEM TABLE' <br /> WHEN 'v' <br /> THEN 'SYSTEM VIEW' <br /> WHEN 'i' <br /> THEN 'SYSTEM INDEX' <br /> ELSE NULL <br /> END <br /> WHEN n.nspname = 'pg_toast' <br /> THEN <br /> CASE c.relkind <br /> WHEN 'r' <br /> THEN 'SYSTEM TOAST TABLE' <br /> WHEN 'i' <br /> THEN 'SYSTEM TOAST INDEX' <br /> ELSE NULL <br /> END <br /> ELSE <br /> CASE c.relkind <br /> WHEN 'r' <br /> THEN 'TEMPORARY TABLE' <br /> WHEN 'i' <br /> THEN 'TEMPORARY INDEX' <br /> WHEN 'S' <br /> THEN 'TEMPORARY SEQUENCE' <br /> WHEN 'v' <br /> THEN 'TEMPORARY VIEW' <br /> ELSE NULL <br /> END <br /> END <br /> WHEN false <br /> THEN <br /> CASE c.relkind <br /> WHEN 'r' <br /> THEN 'TABLE' <br /> WHEN 'i' <br /> THEN 'INDEX' <br /> WHEN 'S' <br /> THEN 'SEQUENCE' <br /> WHEN 'v' <br /> THEN 'VIEW' <br /> WHEN 'c' <br /> THEN 'TYPE' <br /> ELSE NULL <br /> END <br /> ELSE NULL <br /> END AS TABLE_TYPE,<br /> d.description AS REMARKS <br /> FROM<br /> pg_catalog.pg_namespace n,<br /> pg_catalog.pg_class c <br /> LEFT JOIN pg_catalog.pg_description d <br /> ON (c.oid = d.objoid <br /> AND d.objsubid = 0) <br /> LEFT JOIN pg_catalog.pg_class dc <br /> ON (d.classoid=dc.oid <br /> AND dc.relname='pg_class') <br /> LEFT JOIN pg_catalog.pg_namespace dn <br /> ON (dn.oid=dc.relnamespace <br /> AND dn.nspname='pg_catalog') <br /> WHERE<br /> c.relnamespace = n.oid <br /> AND c.relname LIKE 'country_id_seq' <br /> AND (false <br /> OR ( c.relkind = 'r' <br /> AND n.nspname !~ '^pg_' <br /> AND n.nspname <> 'information_schema' ) <br /> OR ( c.relkind = 'v' <br /> AND n.nspname <> 'pg_catalog' <br /> AND n.nspname <> 'information_schema' ) )<br /> ORDER BY<br /> TABLE_TYPE,<br /> TABLE_SCHEM,<br /> TABLE_NAME<br /> }}</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">(formatted)</p>
<p style="margin-top:0;margin-bottom:10px;; margin: 10px 0 0 0">This query looks completely incorrect to me, as sequences have a "pg_class.relkind" of "S", yet the validation query for sequences filters by the "r" and "v" relkinds?</p>
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