What is criteria NHibernate?
The NHibernate Query by Criteria API lets you build a query by manipulating criteria objects at runtime. This approach lets you specify constraints dynamically without direct string manipulations, but it doesn’t lose much of the flexibility or power of HQL.
What is projection in NHibernate?
The “projection” is kind of like plucking out what data you will need so that NHibernate only asks the database for just that data when it makes the SQL.
What is DetachedCriteria in NHibernate?
The DetachedCriteria class lets you create a query outside the scope of a session, and then later execute it using some arbitrary ISession. A DetachedCriteria may also be used to express a sub-query. ICriterion instances involving sub-queries may be obtained via Subqueries.
What is QueryOver?
The ICriteria API is NHibernate’s implementation of Query Object. NHibernate 3.0 introduces the QueryOver API, which combines the use of Extension Methods and Lambda Expressions (both new in . Net 3.5) to provide a statically type-safe wrapper round the ICriteria API.
What is the use of createAlias in hibernate?
createAlias. Join an association, assigning an alias to the joined association. Functionally equivalent to createAlias(String, String, int) using CriteriaSpecification. INNER_JOIN for the joinType.
What is difference between hibernate and NHibernate?
are some of the popular companies that use Hibernate, whereas NHibernate is used by Pinnacle Sports, ProProcure, and CRM Solutions. Hibernate has a broader approval, being mentioned in 133 company stacks & 404 developers stacks; compared to NHibernate, which is listed in 6 company stacks and 5 developer stacks.
What is NHibernate Profiler?
NHibernate Profiler is a real-time visual debugger allowing a development team to gain valuable insight and perspective into their usage of NHibernate.
What is criteria CreateAlias?
Criteria createAlias(String associationPath, String alias, int joinType, Criterion withClause) throws HibernateException. Join an association using the specified join-type, assigning an alias to the joined association. The joinType is expected to be one of CriteriaSpecification.
What is DetachedCriteria in Nhibernate?