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Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologi...
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Oracle Database 12c Release 2
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Oracle Database 12c Release 2

  1. 1. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 1 Neues im Überblick Sebastian Solbach (Sebastian.Solbach@oracle.com, @s2solbach) Ulrike Schwinn (Ulrike.Schwinn@oracle.com, @uschwinn) BU Core & Cloud Technologies Oracle Deutschland B.V. & Co KG Beginn um 11:00 Audioübertragung über PC-Lautsprecher Audio => Integrate Voice Conference=> Join Conference Oracle Database 12c Release 2
  2. 2. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 2 Agenda Download, Upgrade, Installation, Lizenzierung 12.2 Features: Wieso auf 12.2 upgraden? Cloud Editionen Weitere Termine/Material 1 2 3 4
  3. 3. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 3 Oracle Database 12c Release 2 • Press Release am 6. März „Latest Release of Industry Leading Oracle Database Now Available in the Cloud, with Oracle Cloud at Customer, and On- Premises” • Download für Linux x86-64, Solaris Sparc, Solaris x86-64 und Windows • Offizielle Informationen Release Schedule (MOS Doc ID 742060.1)
  4. 4. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 4 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Oracle 11.2 (GA: Sep 2009) Oracle 12.1 (GA: Jun 2013) Oracle 12.2 (GA : Mar 2017) Release Roadmap Sustaining Support DEC 2020DEC 2018JAN 2015 JUL 2021 Extended SupportWaived ExtendedPremier Support JUN 2018 MAR 2025MAR 2022
  5. 5. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 5 Fragen zum Upgrade • Gibt es überhaupt noch die Non CDB Architektur? – Non-CDB still exists in Oracle Database 12.2. • Upgrade Pfade –Upgrade to Oracle Database 12.2 - New MOS Notes: nonCDB: 2173141.1, Multitenant: 2173144.1, DBUA: 2189854.1
  6. 6. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 6 Plugin Methode: Migration von Non CDB in CDB • Converting an 12.1 non-CDB and plug it into an 12.2 CDB • “You can't convert a stand-alone database to become a container database ” • Übrigens ist auch eine Methode für Cloud Migration (Using Oracle Database Exadata Cloud Service)
  7. 7. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 7 • Kein C++ Kompiler mehr notwendig • Separation of Duty: SYSRAC • Dabei: TFA, SQLcl, SQL Developer • Vereinfachte Cluster Installation – Unzip + ./gridSetup.sh – ASM Filter Driver Integration, separate ASM Diskgroup für GI Management Repository – Stretch Cluster Setup und Definition Neues bei der Installation
  8. 8. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 8 Lizenzierung • http://docs.oracle.com/database/122/nav/portal_booklist.htm • Licensing Information User Manual mit Permitted Features, Options und Management Packs – Sharding – Multitenant – Active Data Guard
  9. 9. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 9 Einfach & Automatisch Tolerant bei Fehlern Online & verfügbar Performant Wieso überhaupt nach 12c R2 migrieren? Vereinfachung und Automatismen Fehlertoleranz Online Operationen Performance
  10. 10. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 10 Einfach & Automatisch Tolerant bei Fehlern Online & verfügbar Performant Wieso überhaupt nach 12c R2 migrieren? Vereinfachung und Automatismen • Development • Hochverfügbarkeit • Analytics • Management
  11. 11. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 11 Core Datenbank Features • Objektnamen für Tabellen, Spalten usw. können nun länger als 128 Zeichen (vorher 30) sein – Aussagekräftige Bezeichungen • AL32UTF8 ist der Default Datenbank Characterset – Unicode 7.0 Support Laaange Namen – Long Identifiers CREATE TABLE Sales_Data_For_Online_Transactions (Transaction_Identifier NUMBER(6), Date_Of_Sales_Transaction DATE, Gross_Value_of_Transaction NUMBER(3,2), . . .
  12. 12. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 12 Case insensitive Datenbank • Sortierreihenfolge (engl. collation) und Case Insensitivität auf Schema, Tabellen oder Spaltenebene definierbar • Beispiel SQL> select * from tab_ci where wort = 'Klein'; N WORT ---------- ---------- 1 klein 2 KLEIN 3 Klein
  13. 13. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 13 „All Your Information“ in der Oracle Datenbank JSON Support • Einführung von JSON SQL Funktionen in 12.1 • 12.2: Neuerungen – JSON Generierung – Einfache Erzeugung von relationalen Views (*) – Linguistische Suche (*) – Automatische Schema Inferenzen (*) (*) Stichwort Data Guide – Optimiertes In-Memory Binary Format Blog: JSON in 12.2: Noch mehr Funktionalität
  14. 14. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 14 Analytische Views • BI Konzepte können in die Datenbank verlegt werden • Einfaches SQL für komplexe analytische Abfragen – Keine Joins oder GROUP-BY Klauseln nötig – Nutzt Hierarchien ohne vordefinierte Berechnungen – keine persistente Speicherung • Arbeitet auf verschiedensten Datenquellen wie existierenden Tabellen, external tables, In-Memory Spalten
  15. 15. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 15 Analytische Views: http://www.vlamis.com/papers2017
  16. 16. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 16 (Active) Data Guard • Standby anlegen: DBCA & EMCLI, RMAN Far Sync erzeugen • Automatic Password File Management • Einfache Reparatur „No Logging“ Operationen • Migration & Failover von PDBs mit Broker • Mehrere FSFO Ziele und Observer • Active Data Guard: Session “Prewarming” auf Standby • AWR & SQL Tuning Advisor auf Active Data Guard Standby
  17. 17. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 17 Multitenant Vereinfachung • Unterstützung unterschiedlicher Charactersets • Memory, CPU Verteilung und I/O Profile • Applikationscontainer – Gemeinsame Objekte für PDB • Funktionen, Prozeduren, Metadaten und Stammdaten – Einfache Applikationsupdates für PDBs
  18. 18. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 18 Einfach & Automatisch Tolerant bei Fehlern Online & verfügbar Performant Wieso überhaupt nach 12c R2 migrieren? Fehlertoleranz • Security • Development • Verfügbarkeit • Management
  19. 19. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 19 Erweiterte und neue SQL Funktionen • Statt Fehler besser eine vordefinierte Ausgabe – Konvertierungsfunktionen mit default 1000 on conversion error – Bei listagg bei der Überschreitung der maximale Länge • Vorab Prüfung ob eine Konvertierung möglich ist mit neuer Funktion VALIDATE_CONVERSION
  20. 20. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 20 Lockdown Profile - Tenant Isolierung • Verhindert gewisse Operationen/Optionen/Features in einer PDB – Ausführung von Statements wie ALTER SYSTEM und ALTER SESSION – Nutzung von Packages wie UTL_SMTP, UTL_HTTP usw. – Zugriff auf Common User Objekte – Cross-PDB Connections in einer CDB – AWR Snapshots – Verwendung von JAVA – Nutzung gewisser Datenbankoptionen wie Advanced Queueing und Partitionierung
  21. 21. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 21 Stretch Cluster • Installation ist Stretch Cluster Aware – Cluster Setup im Extended Modus – Knoten, Failgroups werden „Site“ Aware • Neues „Extended“ Attribut für Flex Disk Gruppen – Diskgruppen mit “Extended Redundancy” sind Site-Aware – Extended Disk Groups unterstützen mehrere Voting Disks Failgroups – (zur besseren Fehlerbehebung)
  22. 22. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 22 Eine neue Architektur mit Sharding • RAC und Data Guard erfüllen 99% der Applikationsanforderungen • Für einige globale OLTP Applikationen bietet eine Unterteilung (Sharding) der Daten immense Vorteile: – Skalierungs- und Verfügbarkeitsanforderungen einer einzigen großen Datenbank können sehr hoch sein – Datenmodell und Applikationen müssen aber angepasst werden für das “Routing” zu den richtigen Daten FAQ: Oracle Sharding Customers Americas Customers Customers Europe Customers Asia
  23. 23. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 23 Sharding Funktionalitäten • Automatisches Anlegen hunderter Shards + Data Guard / Golden Gate • Unterschiedliche Sharding Methoden – System Managed (Consistent Hash) - Uniform – Composite : Range-Hash oder List-Hash • Zentrale Schemaverwaltung – Natives SQL für sharded & duplicated Tabellen • Zugriffe – Direktes Routing über Connectionpools – Proxy Routing für übergreifende Abfragen • Lifecycle Management – Automatisches Rebalancing – Shards können unterschiedliche Oracle Release stände haben
  24. 24. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 24 Einfach & Automatisch Tolerant bei Fehlern Online & verfügbar Performant Wieso überhaupt nach 12c R2 migrieren? Online Operationen • Security • Verfügbarkeit • Management
  25. 25. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 25 Online Operationen auf Tabellen und Partitionen • Nun auch ein online Table Move • Weitere online Partition Maintenance Operationen – Konvertierung einer nicht partitionierten Tabelle in eine partitionierte Tabelle – Online SPLIT Partition und Subpartition • Erweiterungen bei DBMS_REDEFINITION – Rollback, Restart nach Failure, Redefinition Fortschritt Monitoring … SALESTABLE Q1 Q2 Q3
  26. 26. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 26 Online Tablespace Verschlüsselung • 12.1: Offline – alter database datafile '…' encrypt; – Expdp/Impdp – Oder Physical Standby • 12.2: Immer Online – Verschlüsseln, Neu Verschlüsseln (ReKey) • benötigt zusätzlichen Platz – Volle Verschlüsselung interner Datenbank Strukturen, wie SYSTEM, SYSAUX, UNDO – ENCRYPT_NEW_TABLESPACES = { CLOUD_ONLY | ALWAYS | DDL } SALES TABLESPACE HCM TABLESPACE HCM TABLESPACE DF11233 U*1 $5Ha1qui %H1 HSKQ112 A14 FASqw34 £$1 DF@£!1ah HH! DA45S& DD1 Acme 10 1/2/16 Acme 3 1/3/16 Acme 5 1/5/16 Acme 12 1/7/16 Acme 4 1/8/16 Acme 2 1/9/16
  27. 27. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 27 Multitenant: Hot Clone/Refresh/Relocate • PDB Hot Clone – Ohne Setzen von R/O während des Clones • PDB Refresh – Einen R/O (remote) Clone einer PDB mit Archive Logs updaten • PDB Relocate – PDB Clonen, Refreshen,Verschieben und die Benutzer umschalten White Paper Oracle Multitenant: New Features
  28. 28. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 28 ASM File Group Flexibilität und Verfügbarkeit • Flex Diskgruppen: - Quota Management – limitiert den Platz einzelne Datenbanken - Redundancy Change – geringere Redundanz für unwichtigere Datenbanken Technical Overview of New Features for ASM DB1 File 1 File 2 File 3 DB2 File 1 File 2 File 3 File 4 DB3 File 1 File 2 File 3 Quota Group B Flex Diskgroup Quota Group A Flex Diskgroup Quota Management
  29. 29. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 29 Einfach & Automatisch Tolerant bei Fehlern Online & verfügbar Performant Wieso überhaupt nach 12c R2 migrieren? Performance • In-Memory • Monitoring • Analytics • DWH
  30. 30. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 30 1. Nutzbar für Active Data Guard Standby – Unterschiedliche in-Memory Daten von Standby und Produktion 2. Verwaltung – In-Memory Fast Start Erweiterungen für In-Memory Teil I Production Month In-Memory Standby Year In-Memory
  31. 31. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 31 3. Optimizer – „Join Group" für Spalten zum Joinen – Virtuelle Spalten in Memory – Für Expressions: Expression Statistics Store (ESS) Erweiterungen für In-Memory Teil II create inmemory join group jgroup_id (stores(STORE_ID), sales(STORE_ID)) Stores Store ID join column Type=‘Outlet’ Sales Amount StoreID Type StoreID White Paper Oracle Database In-Memory
  32. 32. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 32 Erweiterungen für Indizes 1.2 TB 679 GB 270 GB No Compression Low Compression High Compression 1.8X 4.6X 10,000 Indexes • Neue Eigenschaft “high compress” für höhere Index Komprimierung • Höhere Platzeinsparung (i.e. OLTP) • Mehr Index CachingIndex Usage Statistiken • Ohne Overhead • Detaillierte Nutzungsinfo • Out of the box Blog: Index Usage Tracking in der Oracle Datenbank
  33. 33. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 33 Approximate Query Processing • Seit 12.1 APPROX_COUNT_DISTINCT • Neue Funktionen ab 12.2: APPROX_PERCENTILE, APPROX_MEDIAN – Beispiel: Welche Menge macht 90 % aller Verkäufe aus? – 6-13X schneller • Approximate Funktionen ohne Applikationsänderung • Automatisches Re-write • Parameter wie approx_for_aggregation = TRUE
  34. 34. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 34 Materialized Views • Real-time Materialized Views – Materialized Views können für Query Rewrite verwendet werden obwohl noch nicht synchronisiert • Statement-Level Refresh (On Statement) • Approximate Aggregate auch in Materialized Views mit Query Rewrite
  35. 35. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 35 Spezifikationen Oracle Cloud Editionen: Oracle Database Cloud Services Exadata Express Database - EC Database - BM Exadata Editions EE with Lockdown SE2, EE, HP, EP SE2, EE, HP, EP EP Implementation 1 PDB in Shared CDB 1 Dedicated CDB 1+ Dedicated DBs 1+ Dedicated DBs Management Oracle Customer Customer Customer Max DB size 5G, 20G, 50GB 50GB – 11.2TB 4.2TB – 9.6TB 42TB – Petabytes CPU range ~1 1 – 16 2 – 36 16 – 272 Storage Exadata,Flash:Fixed ZFS Block: $0.50 per GB Local NVMe:Fixed Exadata,Flash:Fixed
  36. 36. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 36 Oracle Database Cloud Service – Optionspakete EE Extreme Performance Multitenant Partitioning Advanced Compression Advanced Security, Label Security, Database Vault RAC RAC One Node In Memory Active Data Guard • Vollständige Datenbank • Limitiert auf 16 OCPUs • Enthält Transparent Data Encryption Real Application Testing OLAP, Analytics, Spatial and Graph Management Packs Standard Edition 2 Enterprise Edition EE High Performance EE Extreme Performance • All Standard EE- Features (z.B. Parallel Queries)
  37. 37. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 37 Weitere Termine/ Informationen • 07.04. Security um 11:00 (Meeting number 591 909 494) • 21.04. Hochverfügbarkeit um 11:00 (Meeting number 591 909 494) • 05.05. Multitenant um 11:00 (Meeting number 591 909 494) • 19.05. Database Development um 11:00 (Meeting number 591 909 494) • Deutschsprachiger Blog: blogs.oracle.com/dbacommunity_deutsch • Ab Mai: Dojo spezial zu Oracle Database 12c Release 2 (tinyurl.com/dojoonline) • Webcast - Monatliches Update: tinyurl.com/oratech-monthly
  38. 38. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 38 LiveSQL.oracle.com – For Free • http://livesql.oracle.com • SQL Scratch Pad in der Oracle Cloud • Nur Browser und OTN Account nötig • Save und Share von SQL Beispiele • Mit 12.2 Tutorials
  39. 39. Copyright © 2017, Oracle and/or its affiliates. All rights reserved.Oracle Technology Monthly | BU Core & Cloud Technologies 39

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