Thomas B. ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=6099013... ) *created* an issue Hibernate ORM ( https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiOTlkNmM4ZjBl... ) / Bug ( https://hibernate.atlassian.net/browse/HHH-16681?atlOrigin=eyJpIjoiOTlkNm... ) HHH-16681 ( https://hibernate.atlassian.net/browse/HHH-16681?atlOrigin=eyJpIjoiOTlkNm... ) Can't disable global temporary table creation ( https://hibernate.atlassian.net/browse/HHH-16681?atlOrigin=eyJpIjoiOTlkNm... ) Issue Type: Bug Affects Versions: 6.1.7 Assignee: Unassigned Components: hibernate-core Created: 24/May/2023 01:04 AM Environment: Hibernate 6.1.7.Final Spring Boot 3.0.6 Priority: Major Reporter: Thomas B. ( https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=6099013... ) Hibernate creates temporary tables for bulk operations. We're using Oracle ( v19.0.0.0.0 ) and our user won't have the privilege to create temporary table. I've tried a lot of different configurations, but HTE_ tables are still created at startup : 09:07:43.658 INFO [com.zaxxer.hikari.HikariDataSource ] HikariPool-1 - Starting... 09:07:44.285 INFO [com.zaxxer.hikari.pool.HikariPool ] HikariPool-1 - Added connection oracle.jdbc.driver.T4CConnection@6dc5e857 09:07:44.286 INFO [com.zaxxer.hikari.HikariDataSource ] HikariPool-1 - Start completed. 09:07:44.596 INFO [SQL dialect ] HHH000400: Using dialect: org.hibernate.dialect.Oracle12cDialect Hibernate: create global temporary table HTE_xxxxx(...) on commit delete rows Hibernate: create global temporary table HTE_yyyyy(...) on commit delete rows 09:07:45.551 INFO [j.LocalContainerEntityManagerFactoryBean] Initialized JPA EntityManagerFactory for persistence unit 'default' Here is the properties I’ve tried : spring.jpa.properties.hibernate.query.mutation_strategy=org.hibernate.query.sqm.mutation.internal.inline.InlineMutationStrategy spring.jpa.properties.hibernate.hql.bulk_id_strategy.persistent.create_tables=false spring.jpa.properties.hibernate.hql.bulk_id_strategy.persistent.drop_tables=false spring.jpa.properties.hibernate.hql.bulk_id_strategy.global_temporary.create_tables=false spring.jpa.properties.hibernate.hql.bulk_id_strategy.global_temporary.drop_tables=false I can’t find a spring.jpa.properties.hibernate.query.insert_strategy that is working because it gives me an exception : Cannot instantiate the class [org.hibernate.query.sqm.mutation.internal.temptable.LocalTemporaryTableMutationStrategy] because it does not have a constructor that accepts a dialect or an empty constructor I didn’t find anything more to try, according to the documentation : https://docs.jboss.org/hibernate/orm/6.1/userguide/html_single/Hibernate_... I also tried to find some help on StackOverflow ( https://stackoverflow.com/questions/76312361/hibernate-6-1-x-spring-boot-... ) , without succcess. ( https://hibernate.atlassian.net/browse/HHH-16681#add-comment?atlOrigin=ey... ) Add Comment ( https://hibernate.atlassian.net/browse/HHH-16681#add-comment?atlOrigin=ey... ) Get Jira notifications on your phone! Download the Jira Cloud app for Android ( https://play.google.com/store/apps/details?id=com.atlassian.android.jira.... ) or iOS ( https://itunes.apple.com/app/apple-store/id1006972087?pt=696495&ct=Em... ) This message was sent by Atlassian Jira (v1001.0.0-SNAPSHOT#100225- sha1:2b972a1 )