hibernate interview questions for senior developers

(Transient)(There is no behavior associated with a database table, and as long as the app no longer references those objects, their state is lost and reclaimed by the garbage collection mechanism);The instantaneous state object passes save (), the saveorupdate will be converted into a persistent state, and the operation of the persistent state object can be synchronized with the database.The persisted object passes through evict (), close (), clear (), and so on, and so on, while being persiste

Which of the following is not encouraged by optimization hibernate?A: Use unidirectional one-to-many associations and do not use two-way pairB: No one-to-many substitutionC: Configure the object cache without using the collection cacheD: Inheriting classes using explicit polymorphismAnswer: (A)A summary of the relevant questions:Optimize the 7 measures that hibernate encourages:1. Use Many-to-one as much as

control the generation of SQL statements Hibernate has a hql. 2, if an item on the SQL statement optimization requirements are particularly high, not suitable for hibernate 3, if the data volume of a table is particularly large, not suitable for hibernateFor query database SQL optimization problem, here is a face question, give you a student student table, ask you in various ways to find out the specific s