You might find group functions tiring.
你可能发现组织活动的功能衰竭。
Now, let's learn about GROUP BY before moving on to its advanced functions.
现在，在开始高级功能之前我们先学习GROUPBY。
Can also be used to apply aggregate functions to each group.
还可以用于将聚合函数应用于每个组。
One of the functions of the activity of teaching-research group is to manage the teachers.
教研组活动的职能是教研组实际上发挥的职责与功能。
Remove all RPC functions which belong to given group number.
移除属于给定组的所有RPC函数。
A module is a group of functions.
一个模块就是一组函数。
You can also include aggregate functions to apply to the group.
您也可以加入汇总函式，以便套用至群组。
You can also include aggregate functions to apply to the group.
您也可以加入汇总函式，以便套用至群组。
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