Hibernate session.getTransaction()。begin()与session.beginTransaction()之间的区别 [英] Difference between Hibernate session.getTransaction().begin() vs session.beginTransaction()
问题描述
我无法找到关于这个话题的很多信息。有人可以解释一下 Hibernate session.getTransaction()。begin(
)vs session.beginTransaction() vs
session.beginTransaction()。begin()
session.getTransaction()。begin()
没有太大意义,因为 session.getTransaction()
将检索已经进行的交易,因为它假定交易正在进行中。你基本上是说,开始这个应该已经在进行的交易。 session.beginTransaction()
开始一个新的交易,如果一个不存在,或者它将使用现有的交易来开始指定的工作单元。
session.beginTransaction ().begin()
== session.beginTransaction()
我建议你查看你的Hibernate版本的 Hibernate文档。如果你没有使用 TransactionManager
或者你使用的是 JDBCTemplate $ c $,那么你应该只处理低级的Hibernate。 c>所以有一个想法,因为用这种方式搞乱交易会变得很快。
I couldnt find much information on this topic. Can someone explain me whats the Difference between Hibernate session.getTransaction().begin(
) vs session.beginTransaction()
vs session.beginTransaction().begin()
Calling session.getTransaction().begin()
doesn't make much sense as session.getTransaction()
will retrieve the transaction already in progress because it assumes that a transaction is in progress. You are basically saying, begin this transaction that should already be in progress.
session.beginTransaction()
will either begin a new Transaction if one isn't present, or it will use an existing transaction to begin the unit of work specified.
session.beginTransaction().begin()
== session.beginTransaction()
For more information I suggest you have a look at the Hibernate documentation for your version of Hibernate. You should only be dealing with the low levels of Hibernate like this if you are not using a TransactionManager
or you are using a JDBCTemplate
so have a think because messing with transactions in this way gets messy fast.
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