spark.read.json("/user/log/ad/hdt_bid/2021041201")
df.take(5).foreach(print)
spark.read.json("/user/log/ad/hdt_bid/2021041201")
df.show(true)
spark.read.json("/user/log/ad/hdt_bid/2021041201")
df.take(5).foreach(print)
spark.read.json("/user/log/ad/hdt_bid/2021041201")
df.show(true)