拖累 发表于 2025-3-21 17:19:13

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陶醉 发表于 2025-3-21 22:36:46

HCatalog,aintains metadata so that users can run any number of queries on already created tables. However, data processing technologies such as MapReduce and Pig do not have a built-in metadata service, so users must define a schema each time they want to run a query.

curettage 发表于 2025-3-22 01:26:40

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急性 发表于 2025-3-22 04:41:39

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Explosive 发表于 2025-3-22 09:24:00

Yun Zhai,Alper Yilmaz,Mubarak Shahies also interact with one another. For instance, a certain step n in the workflow can be executed if and only if step n-1 has been successfully executed. Manually executing each of these multiple steps is time-consuming. Apache Oozie addresses this problem by providing dependency management among d

SYN 发表于 2025-3-22 14:07:35

Joaquim Arlandis,Paul Over,Wessel Kraaijaintains metadata so that users can run any number of queries on already created tables. However, data processing technologies such as MapReduce and Pig do not have a built-in metadata service, so users must define a schema each time they want to run a query.

biopsy 发表于 2025-3-22 17:16:25

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烦躁的女人 发表于 2025-3-23 00:16:16

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extinct 发表于 2025-3-23 04:45:58

Yun Zhai,Alper Yilmaz,Mubarak Shahies also interact with one another. For instance, a certain step n in the workflow can be executed if and only if step n-1 has been successfully executed. Manually executing each of these multiple steps is time-consuming. Apache Oozie addresses this problem by providing dependency management among different steps and technologies.

手势 发表于 2025-3-23 07:05:48

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查看完整版本: Titlebook: Beginning Apache Pig; Big Data Processing Balaswamy Vaddeman Book 2016 Balaswamy Vaddeman 2016 Apache Pig.Grunt.Pig Latin.HCatalogue.HCata