Rails will not insulate you from data integrity problems.
Rails不会让您摆脱数据完整性问题。
With a little up-front work, you can save yourself a whole lot of time chasing data integrity problems later.
通过一点预备工作，就可以节省日后跟踪数据完整性问题的大量时间。
Otherwise, exceptions will be thrown when the container commits the CMP bean's transaction, or data integrity problems will occur.
否则，容器提交CMPbean事务时将抛出异常，或发生数据完整性问题。
Otherwise, exceptions will be thrown when the container commits the CMP bean's transaction, or data integrity problems will occur.
否则，容器提交CMPbean事务时将抛出异常，或发生数据完整性问题。
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