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课程大纲
 
  • Oracle Database 11g: SQL Tuning Workshop (11g-TUNI
    Oracle Database 11g: SQL Tuning Workshop (11g-TUNING-WRK)培训
    培训大纲:
    1. Exploring the Oracle Database Architecture
    Oracle Database Server Architecture
    Oracle Database Memory Structures
    Background Process Roles
    Automatic Shared Memory Management
    Automated SQL Execution Memory Management
    Automatic Memory Management
    Database Storage Architecture
    Logical and Physical Database Structures
    2. Introduction to SQL Tuning
    Reasons for Inefficient SQL Performance
    Performance Monitoring Solutions
    Monitoring and Tuning Tools
    EM Performance Pages for Reactive Tuning
    CPU and Wait Time Tuning Dimensions
    Scalability with Application Design, Implementation, and Configuration
    Common Mistakes on Customer Systems
    Proactive Tuning Methodology
    3. Introduction to the Optimizer
    Structured Query Language
    SQL Statement Representation and Implementation Processing
    SQL Statement Parsing
    Why Do You Need an Optimizer?
    Optimization During Hard Parse Operation
    Cost-Based Optimizer
    Controlling the Behavior of the Optimizer
    Optimizer Features and Oracle Database Releases
    4. Optimizer Operators
    Row Source Operations
    Main Structures and Access Paths
    Full Table Scan
    Indexes
    Using Indexes: Considering Nullable Columns
    Bitmap Indexes, Composite Indexes, and Invisible Index
    Guidelines for Managing Indexes
    Clusters
    5. Interpreting Execution Plans
    Execution Plan
    Links Between Important Dynamic Performance Views
    Automatic Workload Repository (AWR)
    Generating SQL Reports from AWR Data
    SQL Monitoring
    Reading More Complex Execution Plans
    Reviewing the Execution Plan
    Looking Beyond Execution Plans
    6. Case Study: Star Transformation
    The Star Snowflake Schema Model
    Execution Plan Without Star Transformation
    Retrieving Fact Rows from One Dimension and All Dimensions
    Joining the Intermediate Result Set with Dimensions
    Using Bitmap and Join Indexes
    Star Transformation
    Bitmap and Join Indexes
    7. Optimizer Statistics
    Types of Optimizer Statistics
    Multicolumn Statistics
    Expression Statistics
    Gathering System Statistics
    Statistic Preferences
    Optimizer Dynamic Sampling
    Locking Statistics
    8. Using Bind Variables
    Cursor Sharing and Different Literal Values
    Cursor Sharing and Bind Variables
    Bind Variables in SQL*Plus Enterprise Manager
    Cursor Sharing Enhancements
    Adaptive Cursor Sharing
    Interacting with Adaptive Cursor Sharing
    9. Using Optimizer Hints
    Optimizer Hints
    Types of Hints
    Specifying Hints
    Rules for Hints
    Hint Recommendations
    Hint Categories
    Optimization Goals and Approaches
    Additional Hints
    10. Application Tracing
    End-to-End Application Tracing Challenge
    Location for Diagnostic Traces
    What is a Service?
    Use Services with Client Applications
    Trace Your Own Session
    SQL Trace File Contents
    Formatting SQL Trace Files
    Invoking the tkprof Utility
    11. Automating SQL Tuning
    Tuning SQL Statements Automatically
    Application Tuning Challenges
    SQL Tuning Advisor
    Stale or Missing Object Statistics
    SQL Statement Profiling
    Plan Tuning Flow and SQL Profile Creation
    Database Control and SQL Tuning Advisor
    Implementing Recommendations
     

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