Migrating from Oracle to Postgres

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1 Migrating from Oracle to Postgres For more information on how your organization can migrate existing applications to Postgres please contact EDB at 2016 EnterpriseDB Corporation. All rights reserved. 1

4 Product road-map Enterprise-class features, tools & compatibility Services & training Control 24/7 support POSTGRES innovation Enabling commercial adoption of Postgres Certifications ENTERPRISE reliability Advanced features Low cost No vendor lock-in Fast development cycles Thousands of developers 2016 EnterpriseDB Corporation. All rights reserved. 4

5 EDB is a Market Leader The Gartner report, Magic Quadrant for Operational Database Management Systems, by Donald Feinberg, Merv Adrian, Nick Heudecker, Adam Ronthal, and Terilyn Palanca was published October 12, EnterpriseDB Corporation. All rights reserved. 5

Is keeping the IT Lights on costing you business and your future?

8 Finding Money in IT Relative Cost for IT Stack Components Analytics Mobile Applications Commodity Rationalize for Stability Middle-ware $ Database Bloat $ High Value Invest for Brand Virtual Machine Operating System 2016 EnterpriseDB Corporation. All rights reserved. 8

Little Money For New Initiatives $ Revenue DBMS Competitive Disadvantage $

11 You ve Been Here Before Nothing beats the reliability of Solaris. We will lose customers if we move off Solaris. I could not sleep at night if we moved off Solaris. We cannot run our business on Linux. We have invested too much in Solaris to move now. I built my career and this organization on Solaris!

14 Reducing the Risk of Change Advanced Server reduces Raises risks Technical Re-Training Integration Data Compatibility Compatible Developer features: PL/SQL Replicate to and from Oracle Code Compatibility DBA features: Workload Mgr & Diagnostics, XA Resource Manager Tools for Mission-critical apps Compatible tools: SQL*Plus, SQL*Loader Foreign Data Wrappers for External DBs 2016 EnterpriseDB Corporation. All rights reserved. 14

15 Database Compatibility for Oracle SQL extension support Decode, NVL, Substr, NVL2, Date/time functions DDL syntax support PL/SQL support native language Tools REF Cursors, Implicit and explicit cursors Looping, variable declarations, conditional statements Collections: Associative Arrays, Varrays, Nested tables Pragmas Named parameters User Defined Exceptions Explicit Transaction Control(within sp) EDB*Plus SQL*Plus look-a-like EDB*Loader SQL*Loader equivalent Oracle-like Data Dictionary ALL_, DBA_, USER_ views Wait Events System and session waits Statspack-like reporting Features Packages Stored procedures Functions Triggers Hints Hierarchical Queries Synonyms Public and Private Sequences Rownum Users/Roles Dynamic SQL Materialized Views Partitioning PL/SQL supplied packages 14 DBMS 6 UTL Data types Blobs, Clobs, XMLTYPE, VARCHAR2, NUMBER, CHAR, Integer 2016 EnterpriseDB Corporation. All rights reserved. 15

16 Code Compatibility PL/SQL Advanced Server executes PL/SQL Stored Procedures, Triggers, Packages and understands extensions like DUAL, Rownum, Decode, NVL(2) and Substr(). Compiler Interpreter Debugger Emulation Translation Layer on PL/pgSQL 2016 EnterpriseDB Corporation. All rights reserved. 16

17 Code Compatibility Pro*C ecpgplus (Pro*C support) my_program.pgc my_program.c ecpgplus precompiler my_progam.o C compiler ecpglib Linker my_program other libraries 2016 EnterpriseDB Corporation. All rights reserved. 17

Protocols OCI Compatible API Open Client Library libpq Wire Protocols Oracle Call

18 Code Compatibility - OCI Open Client Library - OCL (OCI support) Application Programs Same Apps Application Programs Published API Oracle s OCI-Lib UPI Wire Protocols OCI Compatible API Open Client Library libpq Wire Protocols Oracle Call Interface stackedb s Open Client Library 2016 EnterpriseDB Corporation. All rights reserved. 18

DBMS_OUTPUT - DBMS_PIPE - DBMS_PROFILER - DBMS_SCHEDULER - DBMS_SQL - DBMS_RANDOM - DBMS_RLS - DBMS_UTILITY -

19 Compatibility for Developers Query Hints Packages - Default Optimizer Hints - Access Method Hints - Join Order Hints - Join Relation Hints - Global Hints - Append Hints - DBMS_ALERT - DBMS_CRYPTO - DBMS_JOB - DBMS_LOB - DBMS_LOCK - DBMS_OUTPUT - DBMS_PIPE - DBMS_PROFILER - DBMS_SCHEDULER - DBMS_SQL - DBMS_RANDOM - DBMS_RLS - DBMS_UTILITY - UTL_ENCODE - UTL_FILE - UTL_HTTP - UTL_MAIL - UTL_SMTP - UTL_URL - Custom 2016 EnterpriseDB Corporation. All rights reserved. 19

20 Compatibility for DBAs DRITA (Dynamic Runtime Instrumentation Tools Architecture) working with Wait events Statspack-like AWR Reports edbreport() stat_db_rpt() stat_tables_rpt() statio_tables_rpt() stat_indexes_rpt() statio_indexes_rpt() edb$system_waits edb$session_waits edb$session_wait_history Functions get_snaps() sys_rpt() sess_rpt() sessid_rpt() sesshist_rpt() purgesnap() truncsnap() Catalog Views edb$system_waits edb$session_waits edb$session_wait_history ~50 Dictionary Views 2016 EnterpriseDB Corporation. All rights reserved. 20

24 Applications Inventory $5B company Example total applications inventory Apps are Custom Apps Custom application footprint 2 dual socket, quad core servers 16 cores 16 cores/app x ~ 50apps = 800 cores Apps of Innovation 20% of all Apps Application of Differentiation 60% of all Apps Web & Mobile Custom Apps Initial Target: 50 Apps Application of Record 20% of all Apps Custom Apps Oracle, SAP, MS 2016 EnterpriseDB Corporation. All rights reserved. 24

25 Staged Application Migration Process 50 Apps Pool Days/App # of Apps Net Savings 3yr (Net) ROI 50% 30% 20% 20 Days 40 Days 60 Days 25 Apps 15 Apps 10 Apps $3.7 Million $2.0 Million $1.2 Million 140% 109% 84% 2016 EnterpriseDB Corporation. All rights reserved. 25

28 Steps to Migrate Prepare Environment Obtain and install necessary software Establish connectivity between systems Migrate Schema Use Migration Toolkit in schema only mode Resolve issues here before going to next phase Migrate Data Use command line MTK Use copyviadblinkora Uses OCI to connect to Oracle Use parallel threads Export Oracle data to flat files, load using EDB*Loader Port Application Change connection information Recompile /Link application Test Verify application functionality Address issues Test performance Tune Integration Establish co-existence strategy Setup database links to other databases Setup replication Rollout System becomes production 2016 EnterpriseDB Corporation. All rights reserved. 28

31 Applications Inventory Apps of Innovation 20% of all Apps Web & Mobile Application of Differentiation 60% of all Apps Initial Target: 50 Custom Apps Custom Apps ISV Apps Application of Record 20% of all Apps Custom Apps Oracle, SAP, MS Prop. Apps 2016 EnterpriseDB Corporation. All rights reserved. 31

32 Database Migration Assessment Oracle 1. Analyze Oracle schema layout for supported features in PPAS 2. Review features used in Oracle client application Difficult Easy 3. Supported features and recommended fixes Overall composite score and migration plan with workarounds and time estimates 2016 EnterpriseDB Corporation. All rights reserved. 32

Global Training Services Online Live and interactive training delivered to remote participants by trained EDB personnel (or a contractor) 1-5 days Scheduled in advance; schedules are published at

33 Global Training Services Online Live and interactive training delivered to remote participants by trained EDB personnel (or a contractor) 1-5 days Scheduled in advance; schedules are published at EnterpriseDB.com On-Demand Onsite Pre-recorded training sessions 4-14 hours Available at EnterpriseDB.com Delivered at the customer site by EDB trained personnel Marketed and sold by EDB or EDB Partner (licenses EDB materials) 1-5 days scheduled as needed 2016 EnterpriseDB Corporation. All rights reserved. 33

35 Summary DBMS Migrations to Open Source are the Next Wave Migrations are no longer impossible Others have done you can do it too! Compatibility tools are key Faster Cheaper Less risk EnterpriseDB provides Oracle compatibility Automated tools to migrate from Oracle (data, schema, stored procedures) Automated tools to migrate from MySQL, Sybase, SQL Server (data, schema) Migration Expertise 2016 EnterpriseDB Corporation. All rights reserved. 35

The Time is Now Transform your IT Core to Fund Customer Engagement Innovation With EDB Postgres Advanced Server, we found a solution that not only provided exceptional performance, but made it easy

36 The Time is Now Transform your IT Core to Fund Customer Engagement Innovation With EDB Postgres Advanced Server, we found a solution that not only provided exceptional performance, but made it easy to migrate existing data... we were better able to control software costs. Steve Akers, CIO, Genscape Open-source relational DBMSs (RDBMSs) have matured and today can be considered by information leaders, DBAs and application development management as a standard infrastructure choice for a large majority of new enterprise applications. Gartner Report, The State of Relational Open Source DBMSes, EnterpriseDB Corporation. All rights reserved. 36

Jean-Marc Krikorian Strategic Alliance Director

Jean-Marc Krikorian Strategic Alliance Director JeanMarc.Krikorian@EnterpriseDB.com +1 773-383-6517 Introduction to EnterpriseDB 2 Founded in 2004 Mission: Enable the adoption of high quality Postgres