statement instance 叙述实例
For example, the statement, process, and database instance failures don't require administrator intervention.
例如,语句、流程和数据库实例故障就不需要管理员干预。
When the failover is complete, the instance is available, and the connect statement in the application is successful.
当完成故障转移时,就可以使用该实例,应用程序中的连接语句就会成功。
This statement creates an instance of the IndexWriter class, which is a key component in the indexing process.
这条语句创建了类IndexWriter的一个实例,该类也是Lucene索引机制里面的一个关键类。
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