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Course Outline
Course Introduction
- Course Objectives
Mapping Techniques – Local Variables
- Utilising local variables: self and forward references
Mapping Techniques – Pivoting Data
- Employing the Normalizer transformation (level of occurrence, generated keys, examples)
- Normalizing flat file outputs
- Denormalizing via unconnected Lookups
- Denormalizing with the Aggregator (conditional clauses and local variables)
Mapping Techniques – Self-Joins
- Utilizing a Joiner with the sorted input property
Mapping Techniques – Lookup Transformation
- Implementing dynamic caching
- Pipeline lookups
- Lab: Self-join, Dynamic Lookup, and Denormalization
Mapping Techniques – Surrogate Keys
- Using the Sequence generator transformation
- Employing triggers, GUIDs, or update overrides
Mapping Techniques – Additional Features
- Invoking stored procedures
- Transaction Control transformation and commit points
- Transaction scope
Advanced Parameter Usage
- Details are not available.
Mapping Templates
- Slowly changing dimension updates (types 1, 2, 3, and mixed)
- Lab: Dimensional updates
- Data validation and error trapping
- Comparing table contents and extracting discrepancies
- Constructing parameter files
- Lab: Parameter files
Performance Tuning
- Understanding PowerCenter’s architecture
- Establishing baseline metrics
- Utilizing performance counters
- Identifying bottlenecks
- Optimizing target and source components
- Tuning blocking transformations
- Tuning Lookup transformations
- Lab: Tuning the mapping
- Optimizing sessions, caches, and memory
- Utilizing session partitioning
- Tuning the workflow
- Running multiple instances of the same workflow
- Executing a session or workflow on a grid
- Lab: Session partitioning
- Employing PushDown optimisation (optional)
Mapping Templates
- Slowly changing dimension updates (types 1, 2, 3, and mixed)
- Lab: Dimensional updates
- Data validation and error trapping
- Comparing table contents and extracting discrepancies
- Constructing parameter files
- Lab: Parameter files
Using XML
- Overview
- XML definitions
- Utilizing XML sources and targets
- Employing the XML editor
- Midstream XML transformations
- Lab: Using XML
Review of Command-Line Utilities
- Infacmd
- pmcmd
- pmrep
28 Hours
