empty-statement的意思|示意

I also replaced the semicolon (empty statement) with an empty block, as that's slightly more explicit about what happens here.

我也取代分号(空语句)空一块，这是稍微更清楚这里发生了什么。

Within the empty if statement, add this line

在空白的 if 语句中，添加下列代码

Note: The remote statement has some additional logic that is used internally to check for empty result sets.

注：远程语句在内部使用一些附加逻辑来检查空结果集。

If you leave the event condition for event type statement field empty, the DB2 statement event monitor is started for the whole monitored database.

如果让event condition for event type statement框空着，就对整个数据库启动db2语句事件监视器。

A new, empty partition can be added to a partitioned table by executing the ALTER TABLE statement with the ADD PARTITION option specified; the syntax used looks like this

可以通过执行 ALTER TABLE 语句并指定 ADD PARTITION 选项来向一个分区表增加一个新的空分区，使用的语法如下所示

The first if statement breaks the recursion if the list is empty, returning zero.

第一个 if 语句在列表为空的情况下中断递归，返回零值。