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Oracle Business Intelligence Build Repositories

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Lerninhalte:

  • Oracle BI Administration Tool zur Implementierung und Wartung des Oracle BI Repository
  • Erstellen von dimensionalen Modellen, um Business Intelligence Anforderungen zu erfüllen
  • Erstellen und Ausführen von Analysen, um die erstellten Modelle zu testen
  • Administration des Oracle BI Server mit Hilfe des Oracle BI Administration Tool


Teilnehmerkreis:

  • Business Intelligence Analyst
  • Technischer Business Intelligence Berater
  • Business Intelligence Entwickler
  • Data Warehouse Analyst
  • Data Warehouse Entwickler
  • Data Warehouse Administrator


Empfohlene Vorkenntnisse:

 

Kursziele:

  • Build the Physical, Business Model and Mapping and Presentation layers of a repository
  • Build and run analyses to test and validate a repository
  • Build simple and calculated measures for a fact table
  • Create logical dimension hierarchies and level-based measures
  • Model aggregate tables to speed query processing
  • Model partitions and fragments to improve application performance and usability
  • Use variables to streamline administrative tasks and modify metadata content dynamically
  • Use time series functions to support historical time comparison analyses
  • Set up security to authenticate users and assign appropriate permissions and privileges
  • Apply cache management techniques to maintain and enhance query performance
  • Set up query logging for testing and debugging
  • Set up a multiuser development environment
  • Use Administration Tool wizards and utilities to manage, maintain and enchance repositories
  • Enable usage tracking to track queries and database usage and improve query performance
  • Perform a patch merge in a development-to-production scenario
  • Configure Oracle BI to support multilingual environments


Kursthemen:

Repository Basics
Exploring Oracle BI architecture components
Exploring a repository's structure, features and functions
Using the Oracle BI Administration Tool
Creating a repository
Loading a repository into Oracle BI Server memory

Building the Physical Layer of a Repository
Importing data sources
Setting up connection pool properties
Defining keys and joins
Examining physical layer object properties
Creating alias tables

Building the Business Model and Mapping Layer of a Repository
Building a business model
Building logical tables, columns and sources
Defining logical joins
Building measures
Examining business model object properties

Building the Presentation Layer of a Repository
Exploring Presentation layer objects
Creating Presentation layer objects
Modifying Presentation layer objects
Examining Presentation layer object properties

Testing and Validating a Repository
Checking repository consistency
Turning on logging
Defining a repository in the initialization file
Executing analyses to test a repository
Inspecting the query log

Managing Logical Table Sources
Adding multiple logical table sources to a logical table
Specifying logical content

Adding Calculations to a Fact
Creating new calculation measures based on existing logical columns
Creating new calculation measures based on physical columns
Creating new calculation measures using the Calculation Wizard
Creating measures using functions

Working with Logical Dimensions
Creating logical dimension hierarchies
Creating level-based measures
Creating share measures
Creating dimension-specific aggregation rules
Creating presentation hierarchies
Creating parent-child hierarchies
Using calculated members

Using Aggregates
Modeling aggregate tables to improve query performance
Setting the number of elements in a hierarchy
Testing aggregate navigation
Using the Aggregate Persistence Wizard

Using Partitions and Fragments
Exploring partition types
Modeling partitions in an Oracle BI repository
Using the Calculation Wizard to create derived measures

Using Repository Variables
Creating session variables
Creating repository variables
Creating initialization blocks
Using the Variable Manager
Using dynamic repository variables as filters

Modeling Time Series Data
Using time comparisons in business analysis
Using Oracle BI time series functions to model time series data

Modeling Many-to-Many Relationships
Using bridge tables to resolve many-to-many relationships between dimension tables and fact tables

Localizing Oracle BI Metadata and Data
Localizing repository metadata
Localizing Oracle BI data

Setting an Implicit Fact Column
Adding fact columns automatically to dimension-only queries
Ensuring the expected results for dimension-only queries
Selecting a predetermined fact table source
Specifying a default join path between dimension tables

Importing Metadata from Multidimensional Data Sources
Importing a multidimensional data source into a repository
Incorporating horizontal federation into a business model
Incorporating vertical federation into a business model
Adding Essbase measures to a relational model
Displaying data from multidimensional sources in Oracle BI analyses and dashboards

Security
Exploring Oracle BI default security settings
Creating users and groups
Creating application roles
Setting up object permissions
Setting row-level security (data filters)
Setting query limits and timing restrictions

Cache Management
Restricting tables as non-cacheable
Using Cache Manager
Inspecting cache reports
Purging cache entries
Modifying cache parameters and options
Seeding the cache

Enabling Usage Tracking
Setting up the sample usage tracking repository
Tracking and storing Oracle BI Server usage at the detailed query level
Using usage tracking statistics to optimize query performance and aggregation strategies
Analyzing usage results using Oracle BI Answers and other reporting tools

Multiuser Development
Setting up a multiuser development environment
Developing a repository using multiple developers
Tracking development project history

Configuring Write Back
Enabling write back in a repository
Creating a write back template
Granting write back privileges
Enabling write back in an analysis

Performing a Patch Merge
Comparing repositories
Equalizing objects
Creating a patch
Applying a patch
Making merge decisions

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