[Hive] Internal & External Table

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Internal & External Table Internal Table External Table

[Hive] Hive Architecture

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Hive Architecture

[Hive] Hive CLI

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[Hadoop] Hadoop CLI

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Hadoop CLI ```bash 폴더 생성(-p: 상위 폴더가 없으면 자동으로 생성) hdfs dfs -mkdir -p /user/ml-100k

[Apache Airflow] Concurrency 설정

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Concurrency 설정 parallelism = 32/ AIRFLOW__CORE__PARALELISM defines the maximum number of task instances that can run in Airflow per scheduler ...