Why to Use an Oracle Database?
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The document outlines the advantages of using Oracle Database, highlighting its high ranking according to Gartner and its extensive feature set that supports scalability, high availability, and diverse data models. It discusses deployment options, including Oracle Cloud and autonomous databases, as well as the importance of performance optimization and security features. Additionally, it addresses licensing models and the migration path for users of older versions to newer, more capable offerings.
Why to Use an Oracle Database?
- 1. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Why to Use an Oracle Database? Markus Michalewicz, Senior Director of Product Management, Database High Availability & Scalability Solutions, ST Development June 3, 2019 Markus.Michalewicz@oracle.com @OracleRACpm http://www.linkedin.com/in/markusmichalewicz http://www.slideshare.net/MarkusMichalewicz
- 2. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Safe Harbor Statement The following is intended to outline our general product direction. It is intended for information purposes only, and may not be incorporated into any contract. It is not a commitment to deliver any material, code, or functionality, and should not be relied upon in making purchasing decisions. The development, release, and timing of any features or functionality described for Oracle’s products remains at the sole discretion of Oracle. 3
- 3. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Program Agenda Why Oracle? Leading Technology Grow on Demand Deployment Choices 1 2 3 4 4
- 4. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Program Agenda Why Oracle? Leading Technology Grow on Demand Deployment Choices 1 2 3 4 5
- 5. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Database Positioned Highest for both Vision AND Ability to Execute On Gartner Data Management Solutions for Analytics Magic Quadrant 6 Oracle Database Positioned Highest for Vision On Gartner Operational Database Management Systems Magic Quadrant Ranked the Highest by Gartner https://www.gartner.com/doc/reprints?id=1- 5LPN68I&ct=181015&st=sb
- 6. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Restricted 7 Gartner, Critical Capabilities for Operational Database Management Systems October 2018 Adrian, Feinberg, Heudecker Summary: Oracle #1 in 4/4 “use cases” Authors: Published:
- 7. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 8 Most customers agree that the Oracle Database is leading in technology The Best Attest for Success * Not only database customers
- 8. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Program Agenda Why Oracle? Leading Technology Grow on Demand Deployment Choices 1 2 3 4 9
- 9. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Production Site Active Standby Site 101010101010101010101RAC / RAC One Flashback Edition Based Redefinition GoldenGate Active Data Guard Recovery Appliance Sharding Global Data Services Backup Scalability High Availability Zero Downtime Zero Data Loss Maximum Availability Architecture (MAA)
- 10. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 700+ New Features and Improvements 11
- 11. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 12 OnlineTableMove JSON Real Time Materialized Views IndexCompression Auto Generated Sequences Long Identifiers Online Tablespace Encryption Property Graph SQL Plan Management Enhancements TopNQueries Invisible Columns Longer Varchars Security Assessment Tool LiveSQL IndexUsageStats Application Continuity Data Guard DML Redirect Polymorphic Table Functions Load From Object Stores Integration with Active Directory Unicode 9 Support Quarantine for SQL Plans Auto Indexing Analytical Views Partitioned Hybrid Tables Real-Time Statistics Approximate Functions Schema-only Oracle accounts Oracle Database 12c “Under the Radar” Features
- 12. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle RAC Performance Features • Automatic Undo Management • Cache Fusion • Oracle Real Application Clusters • Session Affinity • PDB & Services Isolation • Service-Oriented Buffer Cache • Leaf Block Split Optimizations • Self Tuning LMS • Multithreaded Cache Fusion • ExaFusion Direct-to-Wire Protocol • Smart Fusion Block Transfer • Universal Connection Pool (UCP) Support for Oracle RAC • Support for Distributed Transactions (XA) in Oracle RAC • Parallel Execution Optimizations for Oracle RAC • Affinity Locking and Read-Mostly Objects • Reader Bypass & Flash Cache • Connection Load Balancing • Load Balancing Advisory • Cluster Managed Services • Automatic Storage Management 9i 10g 11g 12c 18c • Scalable Sequences • Undo RDMA-Read • Commit Cache • Database Reliability Framework Over 20 years of innovation 19c • Dynamic Resource Allocation features (for ATP-D)
- 13. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Massive Performance (with Database In-Memory) 14 Oracle RAC-based horizontal scaling for standard applications Oracle Sharding-based horizontal scaling for shard-aware applications Oracle Scales in Many Directions and Ways
- 14. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Sharding • Horizontal partitioning of data across up to 1000 independent Oracle Databases (shards) • Shared-nothing HW architecture – Each shard runs on commodity server – No shared storage – No clusterware • Data is partitioned using a sharding key (i.e. account number) 15 Another, integrated and established way to deploy the Oracle RDBMS A single logical DB sharded into N physical Databases Shard01: Table 1 Partitions BA DC Partitions FE HG Shard02: Table 1 Shardnn: Table 1 Partitions …… …… Server A Server B Server N
- 15. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 16 Oracle Sharding An Extension of the Oracle Database; same Oracle features that you have with the database work with Sharding • Benefit of SQL, PL/SQL and ACID • Advanced Security • Partitioning • Maximum Availability Architecture Intelligently partitions data and workload across N number of discrete Oracle databases that do not share hardware or software Automates end-to-end life cycle management • Enables automatic partitioning/replication, elastic scaling, rebalancing, data-dependent routing for single-shard and cross-shard queries A complete platform for a Sharded Database Routing Tier Application Server Shard Directors Database Tier Application Tier
- 16. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 17 Oracle Database Sharding – Benefits Linear Scalability Add shards online to increase database size and throughput. Online split and rebalance. Extreme Availability Shared-nothing hardware architecture. Fault of one shard has no impact on others. Geographic Distribution User defined data placement for performance, availability, DR or to meet regulatory requirements. … … … …
- 17. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Structured Query Language (SQL) • Oracle supports ANSI standard SQL • Has extensions to the SQL language for features that are not included in ANSI standard. Transactions • Supporting transactions means the database ensures the A.C.I.D. • A.C.I.D. à Atomicity, Consistency, Independence, Durability Programmable database features – Stored Procedures & Triggers – Oracle PL/SQL 18 Multiversion Read Consistency • The data returned by a query is committed and consistent for a single point in time. Nonblocking queries • Readers and writers of data do not block one another. Non-escalating row level locking Flexible Based on Strong Fundamentals – Basics
- 18. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Data Modeling • Relational • Object/Relational • Queues • Key/Value, Document, JSON • Property Graph • Multidimensional Data Types • Numeric • Character and variable character • Dates, times and time stamps • Spatial Data • Time Series Data • Images • Large Objects (LOBS, BLOBS, CLOBS) • XML • JSON 19 Developer Tools • Node.js • Java • Python • .NET • SQL • R • PHP • PL/SQL • C/C++ Flexible Based on Strong Fundamentals - Development
- 19. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | • Core Database Security (users, roles, authentication, etc.) • Encryption of Network Communication • Transparent Data Encryption (TDE) • Column-level Encryption • Oracle Key & Database Vault • Database Auditing • Oracle Audit Vault • Oracle Database Firewall • Label Security • Real Application Security • Virtual Private Database (VPD) • Data Masking and Subsetting 20 Flexible Based on Strong Fundamentals - Security
- 20. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Program Agenda Why Oracle? Leading Technology Grow on Demand Deployment Choices 1 2 3 4 21
- 21. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Database Express Edition “Capacity limited EE Test Edition” 22 Oracle Database Standard Edition “Sound Single Instance Foundation” Oracle Database Enterprise Edition “All Inclusive + Options” Oracle Grows with Business Demands Export / Import Upgrade
- 22. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 23 Use Multitenant-based consolidation for cost optimization Oracle Grows with Business Demands Increase Functionality Massive Cost Savings and Cloud Agility with Multitenant DecreaseCosts
- 23. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | “Classic License” Upfront CAP (once) + Support (continuous) “Open Source” No / little upfront CAP + Support (continuous) 24 “Subscription” No upfront CAP + Subscription (Support / Usage) General Licensing Models – Oracle Supports 2/3 Often forgotten: implementation / maintenance costs
- 24. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Benefit from Cloud Sizing All workloads exhibit variation – “normal” to “peak” • Annual/quarterly/weekly/daily seasonal variations – Retail/other seasonal transactions, periodic reports and compliance, full backups • But also intraday variation – End-of-day reports, analytics workloads, day/night (e.g., lower daytime workload on sparsely populated landmasses/Pacific Ocean), incremental backups • On-premises common to see “peak” sized “2x normal” – If 16 cores are “normal”, the system may get sized with 32 cores • On cloud, it is safe to provision for normal workloads and burst up as needed 25
- 25. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Production (Prod) Workload Sizing • On Premises (and Non-metered) Size for the peak, plus additional buffer = lots of idle CPU 26 + BufferPeak CPU Usage • Use hourly bursting for peak • OCPUs available through bursting – no need to add Buffer Normal + Hourly Bursting CPU Usage Sizing for Cloud • Size for the normal workload Peak Buffer
- 26. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Disaster Recovery (DR) and Test & Dev (Dev/Test) Sizing 27 DR • Size for redo apply CPU Usage • Add OCPUs (expansion / burst) for DR CPU Usage Dev/Test • Oversubscribe using Multitenant • Size for development – Vastly underutilized except for performance testing • Add / remove cores for performance testing
- 27. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Database Express Edition “Capacity limited EE Test Edition” 28 Oracle Database Standard Edition “Sound Single Instance Foundation” Oracle Database Enterprise Edition “All Inclusive + Options” Oracle Grows with Business Demands
- 28. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 29 Oracle Real Application Clusters (RAC) in SE2 De-Support Oracle Standard Edition “Sound Single Instance Foundation” • Effective with Oracle Database 19c • Oracle RAC in Standard Edition 2 (SE2) • will not be supported anymore.
- 29. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Long Expected Development • SE2 Socket requirements are hard to meet as hardware evolves. • SE Oracle RAC has seen diminishing demand with increased high availability requirements, as SE does not provide the full set of HA capabilities available in the Oracle Database Enterprise Edition. • A migration to (the Autonomous Database in the) Oracle Cloud is an attractive upgrade path for customers – financially and functionally. – Autonomous Database provides EE features at a compelling conversion rate. 30
- 30. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Time to Act 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 Oracle 18 Oracle 11.2 EXTENDED EXTENDEDOracle 12.1 12.2.0.1 Paid Extended SupportPremier Support Waived Extended Support • Oracle Database 12c customers can maintain their current SE2 RAC environments until at least end of 2020; Oracle Database 18c can be used until mid 2021. 31
- 31. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Move SE Oracle RAC to the Autonomous Database • Convert your SE Oracle RAC Databases into an Autonomous Database • BYOL: – Conversion Ratios for Oracle Database Standard Edition , Oracle Database Standard, Oracle Database Standard Edition 2 (Oracle Database Standard Edition Programs): • For 1-8 OCPUs of Oracle Autonomous Transaction Processing Cloud: For each supported Processor License of Oracle Database Standard Edition Programs (where a Processor is defined as equivalent to an occupied socket), you may activate up to 4 OCPUs of the BYOL Cloud Service. • For 1-8 OCPUs of Oracle Autonomous Data Warehouse Cloud, for each supported Processor License of Oracle Database Standard Edition Programs (where a Processor is defined as equivalent to an occupied socket), You may activate up to 4 OCPUs of the BYOL Cloud Service. – http://www.oracle.com/us/corporate/contracts/paas-iaas-universal-credits-3940775.pdf 32
- 32. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Use Autonomous Database for SE Oracle RAC Databases • SE does not provide all of the HA capabilities available in the Oracle Database • Autonomous Database – uses a RAC-enabled Oracle Enterprise Edition by default – includes an availability promise based on a MAA-compliant setup • https://www.oracle.com/database/autonomous-database/think-autonomous.html – SLA guarantees 99.995% reliability and availability, which minimizes costly planned and unplanned downtime to less than 30 minutes a year. Full deck: https://www.slideshare.net/MarkusMichalewicz/oracle-rac-19c-with-standard-edition-se-2-support-update For full management, better availability and scalability out of the box 33
- 33. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Program Agenda Why Oracle? Leading Technology Grow on Demand Deployment Choices 1 2 3 4 34
- 34. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Database – Choice of Deployment Most Manual Most Autonomous DB installed on commodity HW on premises DB installed on Oracle Exadata on premises DB on Oracle Cloud Infrastructure Oracle Autonomous Database Database Cloud Service Exadata Cloud Service (or C@C)
- 35. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Oracle Database – Choice of Cloud Deployment Database on Oracle Cloud Infrastructure Database Cloud Service VM or Bare Metal Exadata Cloud Service or Cloud @ Customer Autonomous Database Editions 11g, 12.1, 12.2, 18c SE2, EE, HP, EP EP N/A Management Customer Customer Customer Oracle Max DB size 40TB 9TB (triple mirrored)-40TB Petabytes 128TB CPU range 1 – 24 2 – 52 1 – 100’s 1 – 128 Storage Block: Elastic per GB Block or Local NVMe:Fixed Exadata,Flash:Fixed Exadata,Flash:Variable RAC NO YES in VM only* YES YES Backups Manual Backup to OCI Object Storage Manual or Automatic Auto backup copied across ADs Backup to OCI Object Storage Manual or Automatic Auto backup copied across ADs Automatic backup to OCI Object Storage across AD Active Data Guard Manual Across ADs Across Regions via VCN peering Across ADs Across Regions via VCN peering Across ADs ** * In OCI, RAC VM node are now in separate Fault Domains. ** Only Available on Autonomous Database.
- 36. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | 37 MAA Evolution – From On-Premises into the Oracle Cloud On-Premises On-Premises Exadata and Recovery Appliance Database / Exadata Cloud Autonomous Database MAA Blueprints and Best Practices MAA integrated Engineered Systems (config practices, Exachk, lowest brownouts, HA QoS, data protection) Adding MAA Configuration and Life Cycle Operations, Shifting admin ownership to Oracle with MAA SLAs
- 37. Copyright © 2019, Oracle and/or its affiliates. All rights reserved. | Summary • Strongest on Fundamentals • Any Scale for Any Workload – RAC / Sharding scale all types of applications • Multiple Data Models – Relational, key/value, etc. • Analytics • Cloud • Autonomous Database • Developer Tools & Languages • Security Blog: https://chriscraftoracle.wordpress.com/2019/04/22/what-makes-oracle-database-number-one/ 38 Oracle is The All Inclusive Database