ابزارمصورسازی اوراکل: Build Repositories

IBIG-TR-166

Oracleابزار BI و visualization اوراکل:  Build Repositories 

در این دوره دانشجویان با ابزار ساخت لایه MetaData در OBIEE آشنا خواهند شد و خواهند توانست برای ساخت داشبورد ها و گزارشات از این ساختار استفاده نمایند. اهداف:

فراگیری نحوه ایجاد لایه های فیزیکی ، لایه مدل و لایه ارایه

فراگیری نحوه ساخت فیلد های محاسباتی ، Messure ها ، Dimension ها

فراگیری نحوه ساخت MetaData Repository  

حضوری

    40 ساعت

یکشنبه و سه‌شنبه: 18:00 تا 21:00

کاربران  BI

توسعه دهندگان سامانه های BI

تحلیل گران داده

تحلیل گران کسب وکار

کارشناسان انباره داده   

آشنایی با مفاهیم BI

آشنایی با مفاهیم انباره داده

آشنایی با مفاهیم Dimensional Modeling

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
• Installing the BI Client software
• Overview of Exalytics Machine

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
• Printing the physical layer diagram

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
• Printing the business model and mapping layer diagram

Building the Presentation Layer of a Repository

• Exploring presentation layer objects
• Creating presentation layer objects
• Modifying presentation layer objects
• Examining presentation layer object properties
• Nesting presentation tables
• Controlling presentation layer object visibility

Testing and Validating a Repository

• Checking repository consistency
• Turning on logging
• Uploading the repository through Enterprise Manager
• Executing analyses to test the 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 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
• Creating ragged and skipped-level hierarchies

Enabling Usage Tracking

• Creating the usage tracking tables
• 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

Using Model Checker and Aggregates

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

Using Partitions and Fragments

• Exploring partition types
• Modeling partitions in an Oracle BI repository

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

Setting an Implicit Fact Column

• Ensuring the correct 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 horizintal 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

Exploring the Summary Advisor Tool

• Setting up Summary Advisor
• Running the Summary Advisor wizard to create the aggregate script
• Running the aggregate script to create the aggregates

Using Administration Tool Utilities

• Using the various Administration Tool utilities
• Using BI Server XML API to create XML representation of repository metadata

Multiuser Development

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

Performing a Patch Merge

• Comparing repositories
• Equalizing objects
• Creating a patch
• Applying a patch
• Making merge decisions