事例：ã¨ã‚る写真共有アプリã§ã®MongoDBThis document summarizes key points from chapters 11 and 15 of Programming Hive. It discusses choosing compression codecs for intermediate and final outputs in Hive, how different compression schemes like LZO, Snappy, and BWT work, and enabling compression in Hive. It also covers Hive file formats like SequenceFiles, RCFiles, and ORCFiles. RCFiles store data columnarly and use RLE compression. ORC
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