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Oracle Database 11g: Administer a Data Warehouse (D70064GC20)

Tablet Lenovo (7"/8GB/WiFi/Android) gratis*!

Do szkoleń autoryzowanych Oracle 3, 4 lub 5 dniowych w formacie ILT, zamówionych w Database Consulting.
*Promocja ważna do wyczerpania zapasów lub do odwołania i nie łączy się z innymi promocjami ani zniżkami

Autoryzacja

Szkolenie autoryzowane Oracle

Format prowadzenia szkolenia

ILT - szkolenie klasyczne, w sali szkoleniowej, z trenerem

Kod szkolenia

D70064GC20

Dla kogo

  • Application Developers
  • Data Warehouse Administrator
  • Data Warehouse Developer
  • Database Administrators
  • Support Engineer
  • Technical Consultant

Czas trwania

4 dni

Cena bazowa

PLN 5960

Cel

  • Use parallel operations to reduce response time for data-intensive operations
  • Extract, Transform, and Load data in the data warehouse
  • Create, use, and refresh materialized views to improve the data warehouse performance
  • Use Query rewrite to quickly answer business queries using materialized views
  • Use SQL Access Advisor and PL/SQL procedures to tune materialized views for fast refresh and query rewrite
  • Use the features of compression and resumable sessions
  • Review the basic Oracle data warehousing concepts

Opis

This course will help you understand the basic concepts of administering a data warehouse. You'll learn to use various Oracle Database features to improve performance and manageability in a data warehouse.Learn To:Implement partitioning.Use parallel operations to reduce response time.Extract, transform and load data.Create, use and refresh materialized views to improve data warehouse performance.Use query rewrite to quickly answer business queries using materialized views.Use SQL access advisor and PL/SQL procedures to tune materialized views for fast refresh and query rewrites.Identify the benefits of partitioning, in addition to using parallel operations to reduce response time for data-intensive operations.Benefits To YouExpert instructors will also teach you how to extract, transform and load data into an Oracle database warehouse. Discover how to use SQL Access Advisor to optimize the entire workload. Use materialized views to improve data warehouse performance and learn how query rewrites can improve performance.

Tematy

  1. Introduction
    • Development Tools
    • Oracle SQL Developer
    • Enterprise Manager
    • Sample Schemas used
  2. Data Warehouse Design: Overview
    • Characteristics of a Data Warehouse
    • Comparing OLTP and Data Warehouses
    • Data Warehouse Architectures
    • Data Warehouse Design
    • Data Warehouse objects
    • Data Warehouse Schemas
  3. Data Warehouse Tuning Considerations
    • Optimizing Star Queries
    • Introducing Bitmap Join Indexes
    • Understanding Star Query Optimization and Bitmap Joined Index Optimization
  4. Partitioning Basics
    • Partitioned Tables and Indexes
    • Partitioning Methods
    • Partitioning Types
    • Partition Pruning and Star queries
  5. Parallelism Concepts
    • Operations That Can Be Parallelized
    • How Parallel Execution Works
    • Degree of Parallelism
    • Parallel execution plan
    • Automatice Parallelism
  6. Parallel Operations in Data Warehouses
    • Parallel Query
    • Parallel DDL
    • Parallel DML
    • Tuning Parameters for Parallel Execution
    • Balancing the Workload
  7. ETL: Extraction and Transportation
    • Extraction Methods
    • Capturing Data With Change Data Capture
    • Sources and Modes of Change Data Capture
    • Publish and Subscribe Model: The Publisher and the Subscriber
    • Synchronous and Asynchronous CDC
    • Asynchronous AutoLog Mode and Asynchronous HotLog Mode
    • Transportation in a Data Warehouse
    • Transportable Tablespaces
  8. ETL: Loading
    • Loading Mechanisms
    • Applications of External Tables
    • Defining external tables with SQL*Loader
    • Populating external tables with Data Pump
    • Other Loading Methods
  9. ETL: Transformation
    • Data transformation
    • Transformation Mechanisms
    • Transformation Using SQL
    • Table Functions
    • DML error logging
  10. Materialized Views
    • The Need for Summary Management
    • Types of Materialized Views
    • Using Materialized Views for Summary Management
    • Materialized View Dictionary views
  11. Refreshing Materialized Views
    • Refresh Options
    • Refresh Modes
    • Conditions That Effect Possibility of Fast Refresh
    • Materialized View Logs
    • Partition Change Tracking (PCT) Refresh
    • Refresh Performance Improvements
  12. Working With Dimensions
    • What Are Dimensions
    • Creating Dimensions and Hierarchies
    • Dimensions and Privileges
    • Dimension Restrictions
    • Verifying Relationships in a Dimension
    • Dimension Invalidation
  13. Query Rewrite
    • Query Rewrite: Overview
    • What Can be Rewritten
    • Conditions Required for Oracle to Rewrite a Query
    • Query Rewrite guidelines
    • Setting Initialization Parameters for Query Rewrite
    • Query Rewrite Methods
    • Partition Change Tracking (PCT) and Query Rewrite
    • Query Rewrite Enhancement to Support Queries Containing Inline Views
  14. Using the SQL Access Advisor, Compression, and Resumable Sessions
    • SQL Access Advisor: Usage Model
    • Setting Initial Options
    • Specifying the Workload Source
    • Recommendation Options
    • Schedule and Review
    • PL/SQL Procedure Flow
    • Tuning Materialized Views for Fast Refresh and Query Rewrite
    • Table Compression and Resumable Sessions

Wymagania

    • Good working knowledge of SQL and in data warehouse design and implementation
    • Data Warehouse design, implementation, and maintenance experience
    • Ability to read and understand execution plans

Zgłaszanie chęci uczestnictwa

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