Oracle数据仓库最佳实践培训
Oracle数据仓库最佳实践培训
课程大纲:
Introduction
Building a Balanced Hardware Configuration
Maintaining High Throughput
Balanced System
Components of Hardware Configuration
Example of a Balanced System: 4-Node RAC Environment
Data Warehouse Hardware Configuration: Best Practices
Disk Layout and Design
Implementing S.A.M.E. Using ASM and Hardware Mirroring
Data Warehouse Logical and Physical Design
Data Warehouse Models: 3NF and Star
Industry Best Practices: When to Use Each Model
The Typical Blueprint of Physical Layers in a Data Warehouse Environment
Optimizing 3rd Normal Form: Power, Partitioning, Parallelism
Partitioning Strategies Example: Composite Range-Hash Partitioning
Partition Pruning
Partition Wise Join
Optimizing Star Queries: Star Transformation
Loading Data: Best Practices
Loading Data into the Warehouse
The Three Layers of ETL
Data Loading Methods in a Data Warehouse
Loading Data from Flat Files into the Data Warehouse Using External Tables
Pre-Processing in an External Table
Using Direct Path Load
Partition Exchange Loading
Tips for Data Loading: File Size and Formats, Compression, and Statistics
Managing the System Workload and Resources
System Management: Keeping the Lights On for Your Data Warehouse
Scanning a Table in Parallel
SQL Parallel Execution: Overview
Parallel Execution In Action
General Rules on When to Use Parallel Execution
Workload Monitoring Using (G)V$ Views or Oracle EM 11g
Oracle Resource Manager
Gathering Statistics