什么是多行获取？
If DB2 does not need to sort, then all of the work for finding a qualified row (or rows with multi-row FETCH) will be done at each FETCH.
如果DB 2不需要排序，那么所有寻找一个符合条件的行(或者有多行FETCH的行)的工作在每个FETCH中就可以完成。
The default value for this property is true, which means the driver will always try to use multi-row fetch (MRF) for scrollable cursors if the server supports it.
该属性的默认值是true，这意味着在服务器支持的情况下，驱动程序将尝试对可滚动游标使用多行获取(MRF)。
In the second set of stored procedures, strings were used in place of arrays, and cursors were heavily used to fetch rows from multi-row result sets.
在第二组存储过程中，使用字符串替代了阵列，且大量使用光标以便从多行结果集合中提取行。
In the second set of stored procedures, strings were used in place of arrays, and cursors were heavily used to fetch rows from multi-row result sets.
在第二组存储过程中，使用字符串替代了阵列，且大量使用光标以便从多行结果集合中提取行。
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