hive文件存储格式-阿里云

Hive 支持的文件存储格式（重点）

一、Hive 支持哪些文件存储格式？Hive 支持的文件储存格式主要有：TextFile、SequenceFile、ORC、ParquetTextFile 格式：Hive 默认格式，数据默认不做压缩，并且磁盘开销大，数据解析开销大。可结合 Gzip、Bzip2 使用。SequenceFile 格式：...

Hive主流文件存储格式对比

Hive 主流文件存储格式对比1、存储文件的压缩比测试1.1 测试数据https://github.com/Chenhonli/Compression_Format_Data log.txt 大小为18.1 M1.2 TextFile创建表，存储数据格式为TextFilecreate table l...

阿里云文件存储 NAS 使用教程

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Hive中文件存储格式及大小比较测试

在hive中创建表是有如下一个语句 [ROW FORMAT row_format] row_format 的类型有如下： file_format: : SEQUENCEFILE | TEXTFILE -- (Default, depending on hive.default.fileformat ...

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更新时间 2023-08-31 10:03:00

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