Skip to Main Content
ACE Program
ACE Directory
Become an ACE
ACE Sign In
ACE
Full Name
Kegui Lu
Full Name
ACE Associate
Top Level Details
Job Role
Senior Database Consultant/Oracle DBA
Company
IBM Global Services (Dalian) Co., Ltd
Country
China, People's Republic of
Top Expertise
Database
Focus Area
Database
About Kegui
<p>Lu Kegui(Walt Lu) has over 16 years of extensive experience in database management, with a strong focus on Oracle database and OCI-related products, particularly excelling in database performance optimization. He holds more than 20 Oracle certifications, including Oracle 11g OCM, 10g/11g/12c OCP, 11g RAC&GI OCE, SQL OCE, OCI Architect Professional, as well as MySQL 5.6/8.0 OCP.</p> <p>During his nine-year tenure at Oracle Corporation, he served as an Oracle Database Technical Support and Technical Lead in Global Customer Support, where he contributed significantly as a Tier 1 engineer for DB foundation, handling technical analysis and severe issue resolution for customers in China, Japan and APAC. He also took on the role of Oracle Diagnostic Methods coach and Knowledge Management coach, earned recognition as a Circle of Distinction (COD) Award winner, the most prestigious accolade within the Oracle Global Customer Support organization.</p> <p>Currently, Walt serves as a Senior Database Consultant and Oracle DBA at IBM Corporation, specializing in Oracle database cross-platform upgrades and migration to OCI. He has been instrumental in driving the development of Oracle future Skills, including OCI and Autonomous DB, within the organization and for clients. Additionally, Walt alse delivers Oracle Database sessions and OCI training for both internal and external stakeholders.</p>
Expertises
Database
Oracle Cloud Infrastructure (OCI)
MySQL
Cloud
Structured Query Language (SQL)
Relational Database Management System (RDBMS)
Database Administrator (DBA)
Database 19c
Migration
Home Page
https://blog.csdn.net/lukeUnique
Links
Latest Contributions
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.12: Oracle统计信息收集：并行 vs 并发，别再傻傻分不清！
Mar 30, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.11: Oracle统计信息：SQL优化的“地图”与“指南针”
Mar 29, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.10: Oracle直方图：高频、混合、频率，到底怎么选？
Mar 28, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.9: 索引集群因子：决定数据库查询快慢的“隐藏地图”
Mar 23, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.8: 给数据库装上“GPS”：一文讲透优化器统计信息
Mar 22, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.7: Oracle性能优化秘技：一文读懂“子查询展开”
Mar 21, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.6: SQL执行计划中神秘的“连接消除”，你见过吗？
Mar 20, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.5: 揭秘Oracle排序消除(OBYE)：如何让SQL执行计划“瘦身”？
Mar 17, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.4: 别再写重复SQL了！揭秘让数据库“偷懒”的CSE技术
Mar 16, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.3: SQL写得好，不如数据库改得好？揭秘Oracle的“查询转换”黑魔法
Mar 13, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.2: Oracle优化器进化史：从“一根筋”到“自适应”的军师
Mar 12, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列5.1: 揭秘Oracle数据库的“导航大脑”：CBO优化器全解析
Mar 11, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列4.9: 从INDEX SCAN到HASH JOIN：一文读懂Oracle数据库如何执行你的SQL
Mar 10, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列4.8: Oracle连接：从“等值”到“反连接”，一篇讲透
Mar 09, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
#SELECTION#
#ICON_HTML#
AI播客学SQL系列4.7: Oracle三大表连接：哪种最快？
Mar 08, 2026 - Blog post -
Database
SQL Performance
#ACTIONS#
1 - 15
Next