Suppose I have the following:
假设我有以下内容:
rdd.mapPartition(func). When this gets executed by tasks inside an executor, do they get only one serialized copy of the function or each task gets one copy?rdd
Suppose I have the following:
假设我有以下内容:
rdd.mapPartition(func). When this gets executed by tasks inside an executor, do they get only one serialized copy of the function or each task gets one copy?rdd