Designing and Tuning Large High Performance systems: Tips and Tricks

Maclean Liu(刘相兵

Designing for Oracle
• Changes over time
• CPU
• IO
• Networks
• BUT Designing and Tuning, Large High Performance
systems is NOT about tips and tricks, or fashion
• It is about good engineering practice

Database Performance Basics
Schemas and SQL Statements
• Good schema/data design is the foundation to good
database performance.
• Good schema/data design makes downstream
activities both simpler and less error prone
• Selection of Index and Partitioning Columns
• Gathering and maintenance of schema statistics
• Writing correct SQL statements
• Optimization of SQL statements
• Avoidance of serialization points and transactional
bottlenecks

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