[B! Hive] kaolynのブックマーク

Cloudera Blog

We are thrilled to announce the general availability of the Cloudera AI Inference service, powered by NVIDIA NIM microservices, part of the NVIDIA AI Enterprise platform, to accelerate generative AI deployments for enterprises. This service supports a range of optimized AI models, enabling seamless and scala ble AI inference. Background The generative AI landscape is evolving […] Read blog post

kaolyn 2015/04/04

hadoop
hive

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LanguageManual UDF - Apache Hive - Apache Software Foundation

When hive.cache.expr.evaluation is set to true (which is the default) a UDF can give incorrect results if it is nested in another UDF or a Hive function. This bug affects releases 0.12.0, 0.13.0, and 0.13.1. Release 0.14.0 fixed the bug (HIVE-7314). The probl em relates to the UDF's implementation of the getDisplayString method, as discussed in the Hive user mailing list.

kaolyn 2014/11/12

hive
hadoop

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LanguageManual LateralView - Apache Hive - Apache Software Foundation

lateralView: LATERAL VIEW udtf(expression) tableAlias AS columnAlias (',' columnAlias)* fromClause: FROM baseTable (lateralView)* DescriptionLateral view is used in conjunction with user-defined table generating functions such as explode(). As mentioned in Built-in Table-Generating Functions, a UDTF generates zero or more output rows for each input row. A lateral view first applies the UDTF to eac

kaolyn 2014/11/10

hive
hadoop

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【17-E-3】Hadoop：黄色い象使いへの道～「Hadoop徹底入門」より～

1. Hadoop 黄色い象使いへの道～Hadoop徹底入門より～株式会社NTTデータ基盤システム事業本部システム方式技術BU 課長代理下垣徹 2. 本日のアジェンダ Hadoop概要 Hadoop適用事例「Hadoop徹底入門」の読み方黄色い象 (= Hadoop) 使いへの道 Hadoop利用時のよくある質問 Copyright © 2010 NTT DATA CORPORATION 1 4. その前に・・・ Googleの基盤技術 Googleは独自の基盤技術を用いて、大規模データを対象としたサービスを展開 Googleは、自ら「クラウドコンピュータを持ってサービス展開している」という Web検索ログ解析 Gmail Google Maps ・・・プログラミング言語 Sawzall 分散処理フレームワークキー・バリュー型データストア論文： MapReduc