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大数据静态分区动态分区
大数据静态分区动态分区
好程序员
大数据
培训分享Hive的
静态分区
与
动态
分区
好程序员
大数据
培训分享Hive的
静态分区
与
动态分区
：
分区
是hive存放数据的一种方式。将列值作为目录来存放数据，就是一个分区。这样查询时使用分区列进行过滤，只需根据列值直接扫描对应目录下的数据，不扫描其他不关心的分区，快速定位，...
好程序员
大数据
培训开发之掌握Hive的
静态分区
与
动态
分区
(2)、动态分区和
静态分区
的区别，
静态分区
不管有没有数据都将会创建该
分区
，
动态
分区是有结果集将创建，否则不创建。(3)、hive动态分区的严格模式和hive提供的hive.mapred.mode的严格模式。hive提供我们一个严格模式：为了阻止用户不小心...
1
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大数据
阿里云大数据是简单、易用、全托管的云原生大数据服务。企业级安全，极致弹性，开放兼容，更快速地解决海量数据计算问题，有效降低企业成本，并保障数据安全。明星产品MaxCompute、Hologres、DataWorks。
了解详情
方案咨询
大数据体验馆
大数据计算
MaxCompute
E-MapReduce
数据开发
DataWorks
数据总线DataHub
实时计算
实时数仓Hologres
实时计算 Flink 版
大数据应用
DataV 数据可视化
Quick Audience
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大数据
阿里云大数据是简单、易用、全托管的云原生大数据服务。企业级安全，极致弹性，开放兼容，更快速地解决海量数据计算问题，有效降低企业成本，并保障数据安全。明星产品MaxCompute、Hologres、DataWorks。
了解详情
方案咨询
大数据体验馆
大数据计算
MaxCompute
E-MapReduce
数据开发
DataWorks
数据总线DataHub
实时计算
实时数仓Hologres
实时计算 Flink 版
大数据应用
DataV 数据可视化
Quick Audience
