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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
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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
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Mar 13, 2026 - Blog post -
Database
SQL Performance
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Mar 12, 2026 - Blog post -
Database
SQL Performance
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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
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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
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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
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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
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Mar 06, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列4.5: 数据库“扫”还是“查”？看懂Oracle全表扫描与索引访问
Mar 04, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列4.4: Oracle SQL调优真相：预估计划 vs 实际执行，差在哪？
Mar 03, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列4.3: 看懂执行计划，SQL优化不再“迷路”
Mar 02, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列4.2: Oracle SQL调优：一文搞懂5种执行计划获取方法
Mar 01, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列3.5: Oracle子游标过多？当心系统被拖垮！
Feb 28, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列3.4: SQL处理流程优化全解析：架构师指南
Feb 27, 2026 - Blog post -
Database
SQL Performance
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AI播客学SQL系列3.3: 硬解析太慢？揭秘Oracle库缓存的“锁”与“钥”
Feb 26, 2026 - Blog post -
Database
SQL Performance
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