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spark 当前支持三种集群管理器:
Dataset df = spark.read().json("logs.json"); df.where("age > 21") .select("name.first").show();
https://www.bilibili.com/video/BV1gr4y1w7zw?p=17&vd_source=b3d0a7d246fbac11e6e6396ffaf89d1b