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L FG A

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• S')1 0(6T • L>A9 XFLAG CDB= !?NRK • GRD /%Q$7 • GRDO:>3GRD;<8H;C-,/ ACFM • P?/5#2(4&"Q 1+/GRDJPR • BIERN/ • @RIC.*6 / • GitHub: ojima-h 2

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4 DAUKPI !

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5

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6 • • 2TB/day 30 → 1000

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7 • 5 → 100

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− 8 S3

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− 9 S3

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− 10 Redshift

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− 11

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12 Data Lake Architecture

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Data Lake " • -4,&$#!-4,+.' • -4,&%"%,(13*+)40&% ! (Schema on Read) • Data Lake -4,& DWH 24/$ $% 13

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Data Lake 14 Hive Metastore

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Hive Metastore 15

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Hive " • Hadoop%(47-:.69!; • SQL ,*7&$S3 # HDFS !1:/ #1:/ & • ORC !3')83+:502& 16

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Hive Metastore • S3/HDFS * "-SQL /1,&(.&0 (.&%)! • ,&(.& • * "- • * "-*#.+') • (.&%$.+ • 17

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Hive Metastore • EMR ! Hive Metastore ! • • EMR 30 18

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Hive Metastore • Hive Metastore MySQL • Hive Metastore (HCatalog) server • EMR 5 19

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Hive Metastore S3 20

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Hive Metastore • ' • '"% • 'ORC • '!&' ' !'#$$ 21

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Hive Metastore • Hive Metastore S3 " S3" !" 22

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Hive Metastore * • "+$%- :>:>(*+ • 8C6*/,# • 3C;4' Hive DB / • Hive ).!% S3&*8C6/ • Hive &.(8C6)-*@C@/ 23 3C;4 D=A49B<019?C2BBE 8C6579 8C6 Hive Database Table Partition S3 s3://BUCKET/warehouse/SERVICE.db/ s3://BUCKET/warehouse/SERVICE.db/TABLE/ s3://BUCKET/warehouse/SERVICE.db/TABLE/y=YYYY/m=MM/d=DD/

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Hive Metastore • %)"&'&'%)" • &$# ! ( 24

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Hive Metastore 1. Hive Metastore 25

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Hive Metastore 1. Hive Metastore 2. 26

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Hive Metastore 1. Hive Metastore 2. 3. Hive Metastore 27

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Hive Metastore 1. Hive Metastore 2. 3. Hive Metastore 4. 28

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Hive Metastore ! 1. ),(!$ Hive Metastore # 2. ),($'*, 3. Hive Metastore ! $ 4. ),($ &%+ $ "),($ 29

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Hive Metastore 30

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Hive Metastore • Hive Redshift "%!$%# • Redshift COPY "%! csv+gzip • Hive "%! ORC • Redshift csv+gzip Hive ORC ⇒ Redshift Spectrum 31

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Redshift Spectrum • Redshift S3(#$+ &%*" • ',)+ Hive Metastore ! Hive ',)+" 32 CREATE EXTERNAL SCHEMA schema_name FROM HIVE METASTORE DATABASE 'database_name’ URI 'hive_metastore_uri’;

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Hive Metastore • Redshift Hive 33 INSERT INTO ‘Redshift ’ SELECT … FROM ‘Hive ’ WHERE y=YYYY AND m=MM AND d=DD;

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Hive Metastore • Redshift Spectrum Hive Metastore • Spark SQL • Presto • Athena • Flink 34

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Hive Metastore Hive Metastore S3 Hive, Redshift Spectrum , Spark 35

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($) • Hive Metastore '25103-$251.4/4& • Hive Metastore ,$" Data Lake , !$# 251&*251&%+$#! Hive Metastore , +$# Data Lake , "$#(!6 37

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