Data filtering and interception If the association between Category and Item was one-to-many, you d created the following mapping: … If applied to an entity or collection with or without an additional condition and enabled in a Session, this filter always compares the REGION column of the entity table with the runtime showRegion argument. There are many other excellent use cases for dynamic data filters. Use cases for dynamic data filters Hibernate s dynamic filters are useful in many situations. The only limitation is your imagination and your skill with SQL expressions. Typical use cases are as follows: Security limits A common problem is the restriction of data access given some arbitrary security-related condition. This can be the rank of a user, a particular group the user must belong to, or a role the user has been assigned.
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