 班級人數--熱線:4008699035 手機:15921673576( 微信同號) |
| 增加互動環節，
保障培訓效果，堅持小班授課，每個班級的人數限3到5人，超過限定人數,安排到下一期進行學習。 |
| 授課地點及時間 |
上課地點：【上海】：同濟大學(滬西)/新城金郡商務樓(11號線白銀路站) 【深圳分部】：電影大廈(地鐵一號線大劇院站)/深圳大學成教院 【北京分部】：北京中山學院/福鑫大樓 【南京分部】：金港大廈(和燕路) 【武漢分部】：佳源大廈（高新二路） 【成都分部】：領館區1號（中和大道） 【廣州分部】：廣糧大廈 【西安分部】：協同大廈 【沈陽分部】：沈陽理工大學/六宅臻品 【鄭州分部】：鄭州大學/錦華大廈 【石家莊分部】：河北科技大學/瑞景大廈
開班時間(連續班/晚班/周末班）：2020年3月16日 |
| 課時 |
◆資深工程師授課
☆注重質量
☆邊講邊練
☆若學員成績達到合格及以上水平，將獲得免費推薦工作的機會
★查看實驗設備詳情，請點擊此處★ |
| 質量以及保障 |
☆
1、如有部分內容理解不透或消化不好，可免費在以后培訓班中重聽；
☆ 2、在課程結束之后,授課老師會留給學員手機和E-mail,免費提供半年的課程技術支持，以便保證培訓后的繼續消化；
☆3、合格的學員可享受免費推薦就業機會。
☆4、合格學員免費頒發相關工程師等資格證書，提升您的職業資質。 |
☆課程大綱☆ |
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Development Tools
Oracle SQL Developer
Enterprise Manager
Sample Schemas used
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
Data Warehouse Tuning Considerations
Optimizing Star Queries
Introducing Bitmap Join Indexes
Understanding Star Query Optimization and Bitmap Joined Index Optimization
Partitioning Basics
Partitioned Tables and Indexes
Partitioning Methods
Partitioning Types
Partition Pruning and Star queries
Parallelism Concepts
Operations That Can Be Parallelized
How Parallel Execution Works
Degree of Parallelism
Parallel execution plan
Automatice Parallelism
Parallel Operations in Data Warehouses
Parallel Query
Parallel DDL
Parallel DML
Tuning Parameters for Parallel Execution
Balancing the Workload
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
ETL: Loading
Loading Mechanisms
Applications of External Tables
Defining external tables with SQL*Loader
Populating external tables with Data Pump
Other Loading Methods
ETL: Transformation
Data transformation
Transformation Mechanisms
Transformation Using SQL
Table Functions
DML error logging
Materialized Views
The Need for Summary Management
Types of Materialized Views
Using Materialized Views for Summary Management
Materialized View Dictionary views
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
Working With Dimensions
What Are Dimensions
Creating Dimensions and Hierarchies
Dimensions and Privileges
Dimension Restrictions
Verifying Relationships in a Dimension
Dimension Invalidation
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
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
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