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Full Name
Gary Gordhamer
Full Name
ACE Director
Top Level Details
Job Role
Managing Principal Consultant
Company
Viscosity North America
Country
United States
Top Expertise
Database
Focus Area
Database
About Gary
Gary Gordhamer has spent much of his career focusing on enterprise application landscape and business process digitization. His technical experiences range from Oracle e-Business suite, middleware, database and related technologies for the past 30 years. His professional background covers many industries including healthcare, manufacturing, utilities, and government. He is an active member of the QUEST IOUG Database & Technology Community, serving on the advisory board. Gary is an Oracle ACE, and frequent presenter at Oracle OpenWorld and User Group Conferences.
Expertises
Database
SQL Performance
Database Performance Management
Linux
E-Business Suite (EBS)
Home Page
http://oraontap.blogspot.com
Oracle Community
https://community.oracle.com/tech/developers/profile/Gary%20Gordhamer
Links
Latest Contributions
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Liquibase with Oracle – automating your schema management
Apr 14, 2026 - Presentation - in-person or virtual - OUGN 2026
SQLcl
Database Development
Oracle APEX
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Oracle Adaptive SQL Optimization - Why do things go so bad?
Apr 14, 2026 - Presentation - in-person or virtual - OUGN 2026
Oracle Database (EE)
Adaptive Execution Plans
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Application Performance Tuning Forum
Mar 26, 2026 - Presentation - in-person or virtual - UTOUG Training Days 2026
Performance
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Privacy and Security Panel
Mar 26, 2026 - Presentation - in-person or virtual - UTOUG Training Days 2026
Database Security
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Oracle Database Patching the Right Way - Out of Place
Mar 26, 2026 - Presentation - in-person or virtual - UTOUG Training Days 2026
Database
Real Applications Clusters (RAC)
AutoUpgrade Tool
Oracle Database (EE)
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Oracle DB Centrally Managed Users (CMU), Bringing AD into the DBA's life
Mar 26, 2026 - Presentation - in-person or virtual - UTOUG Training Days 2026
Centrally Managed Users
Database Security
Oracle Database (EE)
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Oracle Adaptive SQL Optimization - Why Do Things Go So Bad?
Mar 24, 2026 - Presentation - in-person or virtual - Suncoast Oracle Users Group Tech Day
Adaptive Execution Plans
Oracle Database (EE)
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Oracle Database Patching the Right Way (Out of Place)
Mar 24, 2026 - Presentation - in-person or virtual - Suncoast Oracle Users Group Tech Day
Oracle Database (EE)
AutoUpgrade Tool
Installation / Patching
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Are you ready to PDB?
Feb 12, 2026 - Presentation - in-person or virtual - RMOUG Training Days 2026
Oracle Multitenant
Oracle Database (EE)
Database 26ai
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Are you ready to PDB?
Dec 16, 2025 - Presentation - in-person or virtual - NYOUG Meeting
Database 19c
Oracle Multitenant
Database 26ai
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Oracle DB Centrally Managed Users (CMU), Bringing AD into the DBA's life
Nov 18, 2025 - Presentation - in-person or virtual - DOAG Conference 2025
Centrally Managed Users
Database Security
Oracle Database (EE)
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Liquibase with Oracle - automating your schema mangement
Nov 18, 2025 - Presentation - in-person or virtual - DOAG Conference 2025
Oracle SQLcl
Database Development
SQLcl
Application Development
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Liquibase with Oracle - automating your schema mangement
Nov 13, 2025 - Presentation - in-person or virtual - NL.OUG Database Cloud & Developer Day 2025
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Oracle 23ai – new SQL Performance features
Oct 13, 2025 - Presentation - in-person or virtual - NL.OUG Database Cloud & Developer Day 2025
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Oracle 23ai – new SQL Performance features
Oct 10, 2025 - Presentation - in-person or virtual - 2025 DBT Oracle Database October Meet-Up
Database 23ai
Automatic SQL Plan Management
SQL Plan Management
Oracle Database (EE)
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