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课程大纲
Introduction to Oracle Data Warehousing
- Data warehouse architecture and use cases
- OLTP vs OLAP workloads
- Core components of an Oracle DW solution
Warehouse Schema Design
- Dimensional modeling: star and snowflake schemas
- Fact and dimension tables
- Handling slowly changing dimensions (SCD)
Data Loading and ETL Strategies
- ETL process design using SQL and PL/SQL
- Using external tables and SQL*Loader
- Incremental loads and CDC (Change Data Capture)
Partitioning and Performance
- Partitioning methods: range, list, hash
- Query pruning and parallel processing
- Partition-wise joins and best practices
Compression and Storage Optimization
- Hybrid columnar compression
- Data archival strategies
- Optimizing storage for performance and cost
Advanced Query and Analytics Features
- Materialized views and query rewrite
- Analytical SQL functions (RANK, LAG, ROLLUP)
- Time-based analysis and real-time reporting
Monitoring and Tuning the Data Warehouse
- Monitoring query performance
- Resource usage and workload management
- Indexing strategies for warehousing
Summary and Next Steps
要求
- An understanding of SQL and Oracle database fundamentals
- Experience working with Oracle 12c/19c in an administrative or development role
- Basic knowledge of data warehousing concepts
Audience
- Data warehouse developers
- Database administrators
- Business intelligence professionals
21 小时
客户评论 (5)
我非常喜欢这次培训的形式,动手操作,直接在SQL Developer中进行。
Andreea - OPEN COURSE
课程 - Oracle Database 19c PL and Advanced SQL
机器翻译
练习解释得非常好。
Monica - DB Global Technology
课程 - PL/SQL in Oracle 19c
机器翻译
培训师展示一切的方式
Manveen - Tribal Grou[
课程 - Developing Applications with Oracle Application Express (APEX)
机器翻译
我学习了复杂的函数以及如何应用它们
Ana Alexandrescu - DB Global Technology
课程 - Oracle SQL Advanced
机器翻译
Great comunication, Łukasz explained everything in easy and understandable way