[hibernate-issues] [Hibernate-JIRA] Created: (HHH-5775) Support session filters in DML statements
Jason Clawson (JIRA)
noreply at atlassian.com
Fri Dec 3 14:18:13 EST 2010
Support session filters in DML statements
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Key: HHH-5775
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5775
Project: Hibernate Core
Issue Type: Improvement
Components: core, query-hql
Reporter: Jason Clawson
We are using filters to support multi-tenency, an approach alluded to in this recent blog post: http://in.relation.to/Bloggers/MultitenancyInHibernate. It works create for HQL selects but doesn't work for Updates / Deletes. Looking through the source code, this seems to have been a conscious choice as some comments indicate. If filters are meant to be used for multitenency, this seems to be the wrong choice. I would like to see session filters affect updates and deletes. This seems very logical because if I run the select: SELECT * FROM User which is affected by a filter and returns 2 users, and then execute DELETE FROM User which deletes all the users in the system--- thats not what I would expect to happen.
I believe this will require modifications to HqlSqlWalker and the ANTLR script sql-gen.g. I am looking into what other modifications are necessary, but I would appreciate it if the Hibernate folks could take a look since they would be most familiar with the code and the decisions behind it.
Thanks!
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