Top Banner
Copyright © 2018, Oracle and/or its affiliates. All rights reserved. | Oracle Database Technology Night 集え!オラクルの力(チカラ)Technical Discussion Night 今宵のテーマ「Oracle Cloud を支える基盤 Oracle Exadata Database Machine」を語ろう 日本オラクル株式会社 2018 年 1 月 17 日
33

Oracle Database Technology Night ~集え!オラクルの …otndnld.oracle.co.jp/ondemand/technight/20180117-TechNight... ·...

Jun 30, 2018

Download

Documents

doanhanh
Welcome message from author
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
  • Copyright 2018, Oracle and/or its affiliates. All rights reserved. |

    Oracle Database Technology Night

    Technical Discussion NightOracle Cloud Oracle Exadata Database Machine

    2018 1 17

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    OracleJavaOracle Corporation

    2

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    3

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    1

    4

    Exadata

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved. 5

    DB Server

    2

    StorageServer

    3

    Eighth RackDB Server

    CPU 1Storage Server

    Flash HDD

    DB Server CoD(Capacity

    on Demand)18

    Quarter Rack

    Oracle Database Oracle Exadata

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Oracle Cloud Integrated Cloud:

    6

    CloudOn-Premises

    DEVELOP AND DEPLOY ANYWHERE

    Complete

    OpenIntegratedEngineered

    CompleteOpen

    IntegratedEngineered

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved. 7

    Exadata:

    Public Cloud ServiceCloud at Customer

    X7-2 X7-8

    On-Premises

    Oracle Cloud

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata Express Database Exadata

    1 PDB 1 DB 1 Machine 1 Exadata

    ~1000 GB ~11 TB ~9 TB ~342 TB

    1-4 Core 1~16 Core 2~36 Core 16~336 Core

    DB

    VM

    Oracle Database

    Oracle Database Cloud Service

    8

    VM Bare Metal

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata Express Cloud Service

    9

    Oracle Database(Pluggable Database) on Exadata

    Oracle Database 12c Release 2 (EE & Options)Exadata Machine

    DB

    Oracle HWDBDBA

    DB

    13(20GB)

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Oracle Exadata Cloud Service

    10

    ExadataCloud Service

    Exadata

    Exadata HW Oracle Database

    HW/SW/

    1/416 Core

    496 GB RAM19.2 TB Flash

    42 TB HDD90 IOPS

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    2

    11

    Exadata !

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Oracle Exadata

    Oracle ExadataOracle Database

    Oracle Database

    12

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata

    DB

    DB()

    /

    (TDE)"Always-on"

    Oracle Database

    13

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata Cloud Service

    14

    OS Database Clusterware

    Exadata Cloud Service

    Hardware(DB Server Storage

    Server ) Hypervisor ,Firmware ASM

    Oracle

    Infrastructure

    DATA(High)

    RECO(High)

    ACFS1/ACFS2(Normal)

    DBFS(Normal)

    dom0 dom0

    domU domU

    Database

    Oracle Clusterware

    InfiniBand

    Admin Client Backup Admin Client Backup

    Quarter

    ExaCS Instances

    Storages

    PDBs

    CDB

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    3

    15

    Exadata

  • Copyright 2017, Oracle and/or its affiliates. All rights reserved. |

    DB30

    Oracle Database

    30

    16

  • Copyright 2017, Oracle and/or its affiliates. All rights reserved. |

    1. ExadataTips

    http://ora.cl/oS7sv

    2. Oracle Exadata

    http://ora.cl/Ds0PS

    17

    http://ora.cl/oS7svhttp://ora.cl/Ds0PS

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    4

    18

    Exadata !

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    //

    NTT NTT NTT NTT NTT KDDI

    /

    HD IS

    //

    HD HD HD &HD DCM HD /

    GMOHD

    //

    HD

    Oracle Exadata Database Machine

    20181

    https://blogs.oracle.com/oracle4engineer/entry/oracle_11g_r2_1

    19

    https://blogs.oracle.com/oracle4engineer/entry/oracle_11g_r2_1

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata Cloud Service:

    20

    DBDB or DB

    OLTPData Warehousing

    In-Memory Analytics

    DB Consolidation

    Quarter Rack1642TB90IOPSTBIOPS

    * IOPS

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Custom Merchandising

    & Profiling Application

    21

    ExadataExadata Cloud Service

    Enterprise Data WarehouseETL, Analytics, Data Staging

    Customer Data Center

    Data Guard

    New Merchandising Size Profiling /

    Optimizing Application

    US East Data Center

    Dev / Test / DR

    US Central Data Center

    Compute Cloud Service Packaged app,

    mid-tier business logic, test suite

    Exadata Cloud Service High-perf DB

    consolidation: Prod & Dev / Test / Standby Databases, Online Bursting for DR & business peaks

    Monitoring

    Oracle Public Cloud

    GoldenGate

    Data Load

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    ExadataExadata Cloud at Customer

    22

    Application

    Data Guard

    Dev / Test / DR

    Monitoring

    Exadatafor Prod

    ExaCCfor DR

    Application(DR)

    DR

    PaaS/IaaSfor Deve/Test

    Production

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata Cloud Service: 1

    Month 1 Month 2 Month 3 Month 4

    1(2 OCPU; Quarter Rack)

    OC

    PU

    s0

    32

    24

    16

    8

    RackOCPU

    Quarter Rack X6 16 OCPU -> 68 OCPU

    Web

    23

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    5

    24

    Exadata

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata

    25

    Smart Scan InfiniBand Scale-Out

    Database Aware Flash Cache Storage Indexes Columnar Compression

    IO Priorities Data Mining Offload Offload Decrypt on Scans

    In-Memory Fault Tolerance Direct-to-wire Protocol JSON and XML offload Instant failure detection

    Network Resource Management Multitenant Aware Resource Mgmt Prioritized File Recovery

    Unified InfiniBand

    Scale-Out Servers

    Scale-Out Storage

    DB Processors in Storage

    PCIe NVMe Flash Tiered Disk/ Flash

    Software-in-Silicon

    3D V-NAND Flash

    In-Memory Columnar in Flash Exadata Cloud Service Smart Fusion Block Transfer

    Exadata Cloud at Customer In-Memory OLTP Acceleration

    Hot Swappable Flash

    25 GigE Client Network

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved. 26

    Oracle Exadatahttp://www.oracle.com/jp/engineered-systems/exadata/overview/index.html

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved. | 27

    Autonomous DatabaseDB 18c

    201822213001650

    OracleDatabase Connect2018

    2018420

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    Exadata !

    28

  • Copyright 2018, Oracle and/or its affiliates. All rights reserved. |

    oracle technight

    DBA

    DB30

    DB

    29

    https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23112-26elqTrackId-3D8abb3bb53e6a43dfacaf79f8083d2412-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=1FivpWZkEPs1frx87ia3b5FYaI4AR-eMUVakdNhm6kA&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23113-26elqTrackId-3D7fa1405dcc6147d1b6e99ff4f67b0051-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=tpKOAupHkD8rY4171jP4ko3kzu-dg383oVgfXzjQFcM&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238839-26elqTrackId-3Dbe3e03fb213c4844bd2e1ec546f0bb87-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=BRqgIm0dh24qTXf9w9yrkbLnwoIWZ2qyTWxYgFnITK4&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3De286bad78cb340e38947deb4629660c8-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=oHac4tQQxabHD7KO4AcAeRqNEeOEJqMsdHbUiR8xx6g&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23113-26elqTrackId-3Ddf52ae5a6cbf43cf812c15a1c857f5f2-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=Ra8AnpmpOtSzmLajzo8UMxhcbz1Ivr_muIcSVCaKh4M&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23113-26elqTrackId-3D8a5df56bc7fb469daa08d9fb84b5a803-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=7o61XGenoA7JHR6SarNd046rX-K3OAs6rSYl_ih2r_w&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23113-26elqTrackId-3D69acb8b2568743459f53635392d2f5af-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=53byBbZ5GpX7Bea-uOlTznaunkTo435Y9w18lgljKcE&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23112-26elqTrackId-3D76349aaae8d94abb93478a1e1ea65e77-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=W5L4ugVSmb9oMMCDgQndKkxhVeT132uaK6T70-23tH0&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23112-26elqTrackId-3D4966e0b5f81d4e7f819a87ab475988a4-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=YcuRXeDkar_TGeXwjkZylw3sQcvq4JYG0zCPkpKbF9o&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D23112-26elqTrackId-3D77e80a87585a4fdea3ca1b3a90c66ee3-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=7ERW_Lf6dUK7y0EYlVLJxpaDOQgj-PVnpAxxnj6tpu8&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238839-26elqTrackId-3D6ef8aaad4adb44c7be097eba658c718c-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=_L22-V3RI5THGXRJjL-fiZHBUovShcwQi8Hj2IJ1X0M&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238839-26elqTrackId-3Da88ff3bad59c4de88a5d038ba60a9299-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=R0chF8i27hpVLsQHGWXxNbCQWlgWM4kVN1p2utSvleU&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238839-26elqTrackId-3D7f08f133d78b47a58d58ab445a142b62-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=MA6RAI6_HwxHOJnY8EzlizHi21VAw_Dr7nwjD7DoOXg&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3D6255a038b1d141478bdcb7a53553adad-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=W0uwFvYt7w2f2hVEHPp84G9WXPahq1uq0dAWyiWBiIo&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3D6255a038b1d141478bdcb7a53553adad-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=W0uwFvYt7w2f2hVEHPp84G9WXPahq1uq0dAWyiWBiIo&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3D6255a038b1d141478bdcb7a53553adad-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=W0uwFvYt7w2f2hVEHPp84G9WXPahq1uq0dAWyiWBiIo&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3D181f3f5fcd7c48bfbc378b9abd6dc0d3-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=FjsCwWMoH-Wn8MsV7dR0fuhuKujsJ2KCKAhrbB-RTPc&e=https://urldefense.proofpoint.com/v2/url?u=http-3A__app.response.oracle-2Dmail.com_e_er-3Felq-5Fmid-3D97692-26sh-3D1418826131881918162642615141013824-26cmid-3DJPMK170626P00006-26s-3D1973398186-26lid-3D238838-26elqTrackId-3D7d0f93d1f14d40ffab0cdcec2b6074e0-26elq-3D01805f5c04b54c46a3021add5203c657-26elqaid-3D97692-26elqat-3D1&d=DwMGaQ&c=RoP1YumCXCgaWHvlZYR8PZh8Bv7qIrMUB65eapI_JnE&r=z-BwdkKDUCbr1WL0SiVvdQs0QhUqPofbAlAIywySzAE&m=fjv1lhtLQp4Hh0zHcXKsEutG38ZTXnj8zA2UEahujwM&s=DyesoZK6976c0QMBiTPXye6b83fLLkEmHbvCCY4HHAw&e=

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved.

    OracleJavaOracle Corporation

    30

  • Copyright 2018 Oracle and/or its affiliates. All rights reserved. | 31

    Oracle Digital

    http://www.oracle.com/jp/contact-us/index.html

  • Copyright 2018, Oracle and/or its affiliates. All rights reserved. | 32