If the record store is already open, this method returns a reference to the same record store object.
如果记录存储已经打开,这个方法将返回对同一个记录存储对象的引用。
2
Here is how to reference fields in a record.
下面是如何引用一条记录中的域。
3
That is, each probe into the second table reference and the third table reference would efficiently locate the only record that matches the join condition.