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Oracle® Warehouse Builder Data Modeling, ETL, and Data Quality Guide
11
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Release 2 (11.2)
E10935-05
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Preface
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Part I Data Modeling
1
Designing Source and Target Schemas
Designing Target Schemas
Creating Target Modules
Designing Relational Target Schemas
Designing Dimensional Target Schemas
Configuring Data Objects
Validating Data Objects
Viewing Validation Results
Editing Invalid Objects
Generating Data Objects
Viewing Generation Results and Generated Scripts
Saving Generated Scripts to a File
2
Creating Relational Data Objects
Overview of Data Objects
Supported Data Types
About Object Class Definition
About First Class Objects (FCOs)
About Second Class Objects (SCOs)
About Third Class and Fourth Class Objects
Naming Conventions for Data Objects
Using the Data Viewer to View Data Stored in Data Objects
About Error Tables
Defining Error Tables for Data Objects
Error Table Columns
Defining Tables
Creating Table Definitions
Name Tab
Columns Tab
Keys Tab
Indexes Tab
Partitions Tab
Attribute Sets Tab
Data Rules Tab
Editing Table Definitions
Renaming Tables
Adding, Modifying, and Deleting Table Columns
Adding, Modifying, and Deleting Table Constraints
Adding, Modifying, and Deleting Attribute Sets
Reordering Columns in a Table
Defining Views
Creating View Definitions
Name Tab
Columns Tab
Query Tab
Keys Tab
Attribute Sets Tab
Data Rules Tab
Editing View Definitions
Renaming Views
Adding, Modifying, and Deleting View Columns
Adding, Modifying, and Deleting View Constraints
Adding, Modifying, and Deleting Attribute Sets
Defining Materialized Views
Creating Materialized View Definitions
Columns Tab
Query Tab
Keys Tab
Indexes Tab
Partitions Tab
Attribute Sets Tab
Data Rules Tab
Editing Materialized View Definitions
Renaming Materialized Views
Adding, Modifying, and Deleting Materialized View Columns
Adding, Modifying, and Deleting Materialized View Constraints
Adding, Modifying, and Deleting Attribute Sets
Defining Constraints
About Constraints
Creating Constraints
Defining Primary Key Constraints
Defining Foreign Key Constraints
Defining Unique Key Constraints
Defining Check Constraints
Editing Constraints
Defining Indexes
Creating Indexes
Defining Partitions
Range Partitioning
Example of Range Partitioning
Hash Partitioning
Hash by Quantity Partitioning
List Partitioning
Composite Partitioning
About the Subpartition Template
Creating Custom Subpartitions
Index Partitioning
Index Performance Considerations
Configuring Partitions
Defining Attribute Sets
Creating Attribute Sets
Editing Attribute Sets
Defining Sequences
About Sequences
Creating Sequence Definitions
Editing Sequence Definitions
Name Tab
Columns Tab
Defining User-Defined Types
About Object Types
Defining Object Types
Name Tab
Columns Tab
Editing Object Types
About Varrays
Defining Varrays
Name Tab
Details Tab
Editing Varrays
About Nested Tables
Defining Nested Tables
Name Tab
Details Tab
Editing Nested Tables
Defining Queues
Creating Queue Table Definitions
Defining the Payload Type of Queue Tables
Editing Queue Tables
Creating Advanced Queue Definitions
Specifying the Queue Table on which the AQ is Based
Editing Advanced Queue Definitions
Creating Queue Propagations
Selecting a Target Queue for Propagation
Editing Queue Propagations
Configuring Relational Data Objects
Configuring Target Modules
Deployment System Type
Generation Preferences
Generation Target Directories
Identification
Run Time Directories
Tablespace Defaults
Configuring Tables
Error Table
Foreign Keys
Identification
Parallel
Performance Parameters
Partition Parameters
Storage Space
Change Data Capture
Configuring Materialized Views
Materialized View Parameters
Materialized View Log Parameters
Fast Refresh for Materialized Views
Configuring Views
Configuring Sequences
Configuring Advanced Queues
Configuring Queue Tables
Configuring Queue Propagations
Creating Relational Data Objects in Microsoft SQL Server and IBM DB2 UDB
Rules for Naming Objects in IBM DB2 UDB
Rules for Naming Objects in Microsoft SQL Server
3
Defining Dimensional Objects
Overview of Dimensional Objects
Overview of Dimensions
Overview of Surrogate Identifiers
Overview of Slowly Changing Dimensions
Overview of Defining Type 2 Slowly Changing Dimensions
Overview of Hierarchy Versioning
Overview of Defining Type 3 Slowly Changing Dimensions (SCDs)
Overview of Cubes
Orphan Management for Dimensional Objects
Orphan Management While Loading Data Into Dimensional Objects
Orphan Management While Removing Data From Dimensional Objects
Error Tables
Overview of Implementing Dimensional Objects
Relational Implementation of Dimensional Objects
Binding
Auto Binding
Manual Binding
Unbinding
ROLAP Implementation of Dimensional Objects
MOLAP Implementation of Dimensional Objects
Analytic Workspace
Deployment Options for Dimensional Objects
Creating Dimensions
Dimension Example
Creating Dimensions Using the Create Dimension Wizard
Name and Description Page
Storage Type Page
Dimension Attributes Page
Levels Page
Level Attributes Page
Slowly Changing Dimension Page
Pre Create Settings Page
Dimension Creation Progress Page
Summary Page
Defaults Used By the Create Dimension Wizard
Storage
Dimension Attributes
Hierarchies
Level Attributes
Slowly Changing Dimensions
Orphan Management Policy
Implementation Objects
Creating Dimensions Using the Dimension Editor
Name Tab
Storage Tab
Attributes Tab
Levels Tab
Hierarchies Tab
SCD Tab
Orphan Tab
Specifying the Default Parent for Orphan Rows
Physical Bindings Tab
Limitations of Deploying Dimensions to the OLAP Catalog
Using Control Rows
Determining the Number of Rows in a Dimension
Creating Slowly Changing Dimensions
Creating Type 2 Slowly Changing Dimensions Using the Dimension Editor
Type 2 Slowly Changing Dimension Dialog Box
Updating Type 2 Slowly Changing Dimensions
Creating Type 3 Slowly Changing Dimensions Using the Dimension Editor
Type 3 Slowly Changing Dimension Dialog Box
Editing Dimension Definitions
Configuring Dimensions
Specifying How Dimensions are Deployed
Creating Cubes
About Calculated Measures in Cubes
Standard Calculation
Custom Expression
Cube Example
Using the Create Cube Wizard to Create Cubes
Name and Description Page
Storage Type Page
Dimensions Page
Measures Page
Summary Page
Defaults Used by the Create Cube Wizard
Using the Cube Editor to Create Cubes
Name Tab
Storage Tab
Dimensions Tab
Measures Tab
Calculated Measure Wizard
Aggregation Tab
Orphan Tab
Physical Bindings Tab
Cubes Stored in Analytic Workspaces
Ragged Cube Data
Defining Aggregations
Auto Solving MOLAP Cubes
Solving Cube Measures
Solving Cubes Independent of Loading
Parallel Solving of Cubes
Output of a MOLAP Cube Mapping
Restriction on Referencing a Non-Leaf Level
Editing Cube Definitions
Configuring Cubes
Specifying How Cubes are Deployed
Creating Time Dimensions
Creating a Time Dimension Using the Time Dimension Wizard
Name and Description Page
Storage Page
Data Generation Page
Levels Page (Calendar Time Dimension Only)
Levels Page (Fiscal Time Dimension Only)
Pre Create Settings Page
Time Dimension Progress Page
Summary Page
Defaults Used by the Time Dimension Wizard
Editing Time Dimension Definitions
Name Tab
Storage Tab
Attributes Tab
Levels Tab
Hierarchies Tab
Modifying the Implementation of Time Dimensions
Populating Time Dimensions
Dynamically Populating Time Dimensions
Overlapping Data Populations
Part II Performing ETL
4
Overview of Transforming Data
About Data Transformation in Oracle Warehouse Builder
About Mappings
About Using Operators
Types of Operators
Source and Target Operators
Transformation Operators
Pre/Post Processing Operators
Pluggable Mapping Operators
Real-time Data Warehousing Operators
About Transformations
Types of Transformations
Predefined Transformations
Custom Transformations
About Transformation Libraries
Types of Transformation Libraries
Accessing Transformation Libraries
5
Creating PL/SQL Mappings
Overview of Oracle Warehouse Builder Mappings
Types of Mappings
PL/SQL Mappings
SQL*Loader Mappings
SAP ABAP Mappings
Code Template (CT) Mappings
About Chunking for PL/SQL Mappings
Types of Chunking
Methods of Performing Parallel Chunking
About Operators
Overview of the Mapping Editor
Mapping Editor Canvas
Logical View
Execution View
Execution View Menu and Toolbars
Mapping Editor Display Options
Example: Defining a Simple PL/SQL Mapping
Steps to Perform Extraction, Transformation, and Loading (ETL) Using Mappings
Defining Mappings
Rules for Naming Mappings
Adding Operators to Mappings
Using the Add Operator Dialog Box to Add Operators
Create Unbound Operator with No Attributes
Select from Existing Repository Object and Bind
Using Pseudocolumns ROWID and ROWNUM in Mappings
Connecting Operators, Groups, and Attributes
Connecting Operators
Connecting Groups
Connecting Attributes
Using the Mapping Connection Dialog Box
Attribute Group to Connect
Connection Options
Messages
Connections
Editing Operators
Name Tab
Groups Tab
Input and Output Tabs
Using Display Sets
Defining Display Sets
Selecting a Display Set
Setting Mapping Properties
Specifying the Order in Which Target Objects in a Mapping Are Loaded
Reset to Default
Configuring Mappings
Steps to Configure Mappings
Synchronizing Operators and Workspace Objects
Synchronizing a Mapping Operator with its Associated Workspace Object
Synchronizing All Operators in a Mapping
Synchronizing a Workspace Object with a Mapping Operator
Steps to Synchronize a Workspace Object with a Mapping Operator
Advanced Options for Synchronizing
Matching Strategies
Example: Using a Mapping to Load Transaction Data
Example: Using the Mapping Editor to Create Staging Area Tables
Using Pluggable Mappings
Creating Pluggable Mappings
Creating Standalone Pluggable Mappings
Signature Groups
Input Signature
Output Signature
Creating Pluggable Mapping Folders
Creating User Folders Within Pluggable Mapping Libraries
Copying Operators Across Mappings and Pluggable Mappings
Limitations of Copying Operators, Groups, and Attributes
Grouping Operators in Mappings and Pluggable Mappings
Steps to Group Operators in Mappings and Pluggable Mappings
Viewing the Contents of a Folder
Steps to Ungroup Operators in Mappings and Pluggable Mappings
Spotlighting Selected Operators
Locating Operators, Groups, and Attributes in Mappings and Pluggable Mappings
Steps to Perform a Regular Search
Steps to Perform an Advanced Search
Advanced Find Dialog Box
Debugging Mappings
General Restrictions in the Mapping Debugger
Starting a Debug Session
Debug Panels of the Design Center
Info Panel
Data Panel
Defining Test Data
Creating New Tables to Use as Test Data
Editing the Test Data
Cleaning Up Debug Objects in the Runtime Schema
Setting Breakpoints
Setting Watches
Running the Mapping
Selecting the First Source and Path to Debug
Debugging Mappings with Correlated Commit
Setting a Starting Point
Debugging Pluggable Submap Operators
ReInitializing a Debug Session
Scalability
6
Performing ETL Using Dimensional Objects
Using Dimensions in ETL Mappings
Loading Data Into Dimensions
Loading Data into Type 1 Dimensions
Loading Data into Type 2 Slowly Changing Dimensions (SCDs)
Loading Data into Type 3 Slowly Changing Dimensions (SCDs)
Example: Loading Data Into Type 2 Slowly Changing Dimensions
Extracting Data Stored in Dimensions
Extracting Data from Dimensions
Extracting Data from Type 2 Slowly Changing Dimensions (SCDs)
Extracting Data from Type 3 Slowly Changing Dimensions (SCDs)
Removing Data from Dimensions
Example: Removing Data from Dimensions
Using Cubes in ETL Mappings
Loading Data Into Cubes
7
Using SQL*Loader, SAP, and Code Template Mappings
Creating SQL*Loader Mappings to Extract Data from Flat Files
Extracting Data from Flat Files
Loading Data into a Flat File
Creating a New Flat File Target
Creating SAP Extraction Mappings
Defining an SAP Extraction Mapping
Adding SAP Tables to the Mapping
Setting the Loading Type
Setting Configuration Properties for the Mapping
Setting the Join Rank
Retrieving Data from the SAP System
Automated System
Semiautomated System
Manual System
Creating Code Template (CT) Mappings
About Prebuilt Code Templates Shipped with Oracle Warehouse Builder
Limitations of Using Certain Prebuilt Code Templates
Mapping Operators Only Supported in Oracle Target CT Execution Units
Steps to Perform ETL Using Code Template Mappings
Creating Template Mapping Modules
Creating Mappings Using Code Templates
Defining Execution Units
Execution View Menu and Toolbars
Creating Execution Units
Adding Operators to an Execution Unit
Adding Operators to Multiple Execution Units
Removing Operators from an Execution Unit
Removing Execution Units
Creating Default Execution Units
Default Code Template for An Execution Unit
How Oracle Warehouse Builder Displays Code Templates that Can be Associated with Execution Units
Starting the Control Center Agent (CCA)
Validating Code Template Mappings
Generating Code Template Mappings
Sample Code Generated for CT Mappings
Deploying Code Template Mappings
Executing Code Template Mappings
Viewing Execution Results for Code Template Mappings
Viewing Execution Results by Using the Results Tab
Viewing Execution Results by Using the Audit Information Panel
Setting Options for Code Templates in Code Template Mappings
Setting Properties for Bound Operators in CT Mappings
Setting Configuration Properties for Code Template Mappings
Auditing the Execution of Code Template Mappings
Steps to Audit the Execution of Code Template Mappings
Using Code Template Mappings to Perform Change Data Capture (CDC)
Types of Change Data Capture (CDC)
Change Data Capture Commands
Example: Performing Change Data Capture Using Code Templates
Steps to Perform Change Data Capture Using CDC CTs
Selecting the Objects for Change Data Capture
Creating the Mapping that Loads Changes
Deploying the Change Data Capture Solution
Starting the Change Data Capture Process
Adding a Subscriber to the Change Data Capture Process
Testing the Change Data Capture Process
Performing Change Data Capture Actions in Oracle Warehouse Builder
Using Control Code Templates
Example: Checking Data Constraints Using Control CTs
Steps to Log Constraint Violations While Loading Data Into a Target Table
Creating the Source Module and Importing Source Objects
Creating the Code Template Mapping that Extracts Data, Checks Data Integrity, and Loads Data into an Oracle Target
Using Oracle Target CTs in Code Template Mappings
Example: Using Oracle Target Code Templates
Creating the Source Module and Importing Source Objects
Creating the Target Module and Target Table
Creating the CT Mapping that Transforms Source Data Using Oracle Target CTs
Moving Data from Heterogeneous Databases to Oracle Database
Example: Moving Data from IBM DB2 to Oracle Database Using Integration CTs and Load CTs
Steps to Extract Data from IBM DB2, Transform Data, and Load it into an Oracle Database
Create the Source Module
Create the Target Module and Target Table
Create the CT Mapping that Extracts, Transforms, and Loads Data
8
Designing Process Flows
Overview of Process Flows
About Process Flow Modules and Packages
Example: Creating a Basic Process Flow
Steps for Defining Process Flows
Creating Oracle Workflow Locations
Creating Process Flow Modules
Creating User Folders Within a Process Flow Module
Creating Process Flow Packages
Creating Process Flows
Adding Activities to Process Flows
About Activities
Adding Activities
Parameters for Activities
Creating and Using Activity Templates
Name and Description Page
Parameters Page
Using Activity Templates
About Transitions
Rules for Valid Transitions
Connecting Activities
Configuring Activities
Using Parameters and Variables
Using a Namespace
Using Bindings
About Expressions
Global Expression Values
Defining Transition Conditions
Example: Using Process Flows to Access Flat Files with Variable Names
Creating the Process Flow
Setting Parameters for the User Defined Activity
Method 1: Write a script Within Oracle Warehouse Builder
Method 2: Call a script maintained outside of Oracle Warehouse Builder
Configuring the User Defined Activity
Designing the Mapping
Deploying and Executing
Subsequent Steps
Example: Using Process Flows to Transfer Remote Files
Defining Locations
Creating the Process Flow
Setting Parameters for the FTP Activity
Example: Writing a Script in Oracle Warehouse Builder for the FTP Activity
Using Substitution Variables
Configuring the FTP Activity
Registering the Process Flow for Deployment
9
Defining Custom Transformations
About Transforming Data Using Oracle Warehouse Builder
Benefits of Using Oracle Warehouse Builder for Transforming Data
Defining Custom Transformations
Defining Functions and Procedures
Naming the Custom Transformation
Defining the Parameters
Specifying the Implementation
Defining Table Functions
Naming the Table Function
Specifying the Return Type
Specifying Table Function Input and Output Parameters
Specifying Parallelism Options
Specifying Data Streaming Options
Specifying the Table Function Implementation
Defining PL/SQL Types
About PL/SQL Types
Usage Scenario for PL/SQL Types
Creating PL/SQL Types
Name and Description Page
Attributes Page
Return Type Page
Summary Page
Editing Custom Transformations
Editing Function or Procedure Definitions
Editing PL/SQL Types
Name Tab
Attributes Tab
Return Type Tab
Editing Table Functions
Importing Transformations
Restrictions on Using Imported PL/SQL
Example: Reusing Existing PL/SQL Code
Using Functions In Non-Oracle Platforms
Creating IBM DB2 and SQL Server Functions
Defining IBM DB2 and SQL Server Functions
Importing a Function
Predefined Generic Heterogeneous Functions
Using the Functions in Mappings
Configuring Functions
Configuring Oracle Functions
AUTHID
Deterministic
Parallel Enable
Pragma Autonomous Transaction
10
Understanding Performance and Advanced ETL Concepts
Best Practices for Designing PL/SQL Mappings
Set-Based Versus Row-Based Operating Modes
Set-Based Mode
Row-Based Mode
Row-Based (Target Only) Mode
About Committing Data in Oracle Warehouse Builder
Committing Data Based on Mapping Design
Committing Data from a Single Source to Multiple Targets
Automatic Commit versus Automatic Correlated Commit
Embedding Commit Logic into the Mapping
Committing Data Independently of Mapping Design
Running Multiple Mappings Before Committing Data
Committing Data at Runtime
Committing Mappings through the Process Flow Editor
Ensuring Referential Integrity in PL/SQL Mappings
Best Practices for Designing SQL*Loader Mappings
Using Conventional Loading to Ensure Referential Integrity in SQL*Loader Mappings
Maintaining Relationships Between Master and Detail Records
Extracting and Loading Master-Detail Records
Error Handling Suggestions
Subsequent Operations
Using Direct Path Loading to Ensure Referential Integrity in SQL*Loader Mappings
Improved Performance through Partition Exchange Loading
About Partition Exchange Loading
Configuring a Mapping for PEL
Direct and Indirect PEL
Using Indirect PEL
Example: Using Direct PEL to Publish Fact Tables
Using PEL Effectively
Configuring Targets in a Mapping
Step 1: Create All Partitions
Step 2: Create All Indexes Using the LOCAL Option
Step 3: Primary/Unique Keys Use "USING INDEX" Option
Restrictions for Using PEL in Oracle Warehouse Builder
High Performance Data Extraction from Remote Sources
11
Scheduling ETL Jobs
Overview of Schedules
Defining Schedules
Editing Schedules
Start and End Dates and Times
Defining Schedules To Repeat
Example Schedules
Applying Schedules to ETL Objects
Scheduling ETL Jobs in Oracle Enterprise Manager
The SQLPLUS_EXEC_TEMPLATE SQL Script
The WB_RT_API_EXEC.RUN_TASK Function
12
Deploying to Target Schemas and Executing ETL Logic
Overview of Deployment and Execution in Oracle Warehouse Builder
About Deployment
About Deployment Actions
About Deployment Status
About Deploying Dimensional Objects
About Deploying Mappings and Process Flows
About Deploying Code Template (CT) Mappings and Web Services
About Deploying Schedules
About Execution
About Configurations
About Viewing and Setting Configuration Properties for Different Configurations
Steps in the Deployment and Execution Process
Deploying Objects
Deploying Objects Using the Control Center Manager
Deploying Objects Using the Projects Navigator
Deploying Target Systems to a Remote System
Reviewing Deployment Results
Starting ETL Jobs
Viewing Execution Results for ETL Jobs
Viewing the Data
Scheduling ETL Jobs
Starting ETL Jobs in SQL*Plus
Managing Jobs Using SQL Scripts
Example: Updating a Target Schema
13
Auditing Deployments and Executions
About Auditing Deployment and Executions
About the Repository Browser
About the Heterogeneous Repository Browser (HRAB)
Differences Between Repository Browser and Heterogeneous Repository Browser
Installing the Heterogeneous Repository Browser on Heterogeneous Databases and OC4J Servers
Creating Data Stores
Types of Auditing
List of Heterogeneous Repository Browser Reports
Viewing Audit Reports
Opening the Repository Browser
Managing the Repository Browser Listener
Accessing the Repository Browser
Logging in to a Workspace
Connecting to an Oracle Database
Connecting to a Heterogeneous Database or OC4J Server
Design Reports
Repository Navigator
Object Properties
Object Reports
Summary Reports
Detailed Reports
Implementation Reports
Impact Analysis Reports
Object Lineage
Object Impact
Control Center Reports
Deployment Reports
Deployment Schedule Report
Locations Report
Object Summary Report
Location Object Summary Report
Deployment Report
Deployment Error Detail Report
Execution Reports
Execution Schedule Report
Execution Summary Report
Execution Report
Error Table Execution Report
Execution Job Report
Trace Report
Job File Report
Job Start Report
Job Error Diagnostic Report
Management Reports
Service Node Report
Location Validation Report
Common Repository Browser Tasks
Identifying Recently-Run Processes
Identifying Why a Process Run Failed
Comparing Process Runs
Discovering Why a Map Run Gave Unexpected Results
Identifying Recently-Made Deployments
Identifying the Data Objects That Are Deployed to a Specific Location
Identifying the Map Runs that Use a Specific Deployed Data Object
Discovering the Default Deployment Time Settings of a Deployed Process
Rerunning a Process
Monitoring a Process Run
Terminating a Process Run
Removing the Execution Audit Details for a Process
Removing Old Deployment Audit details
Viewing Error Tables Created as a Result of Data Auditor Execution
Unregistering a Location
Updating Location Connection Details for a Changed Database Environment
Updating Service Node Details in a Changing Oracle RAC Environment
14
Managing Metadata Dependencies
About the Metadata Dependency Manager
Example: Lineage and Impact Analysis (LIA)
About Lineage and Impact Analysis and Metadata Dependency Diagrams
Opening an LIA Diagram
Managing and Exploring Objects in an LIA Diagram
Exploring Object Lineage and Impact in an LIA Diagram
Using Find to Search for Objects in an LIA Diagram
Using Groups in an LIA Diagram
Managing Groups in an LIA Diagram
Displaying an Object's Attributes
Exporting and Printing LIA Diagrams
Making Changes to Design Metadata Using Automatic Change Propagation
Automated Change Propagation in the Dependency Manager
15
Troubleshooting and Error Handling for ETL Designs
Inspecting Error Logs in Oracle Warehouse Builder
Troubleshooting Validation Errors
Troubleshooting Generation Errors
Troubleshooting Deployment and Execution Errors
Determining the Operators that Caused Errors in Mappings
Troubleshooting Name and Address Server Errors
Using DML Error Logging
About DML Error Tables
Enabling DML Error Logging
DML Error Logging and ETL
DML Error Logging Limitations
Troubleshooting the ETL Process
ORA-04063 While Running Hybrid Maps
Agent Log Files
Error Starting the Control Center Agent (CCA)
Error Executing Web Services from the Secure Web Site
REP-01012 While Deploying Mappings to a Target Schema
Unable to Delete a Location
16
Creating and Consuming Web Services in Oracle Warehouse Builder
Introduction to Web Services
Advantages of Web Services
About Web Services in Oracle Warehouse Builder
About Defining Web Services
About Publishing Web Services
About Consuming Web Services
About Public Web Services
Publishing Oracle Warehouse Builder Objects as Web Services
Creating Web Service Packages
Creating Web Services Based on Oracle Warehouse Builder Objects
Naming the Web Service
Defining the Web Service Implementation
Validating Web Services
Generating Web Services
Deploying Web Services
Deploying Web Services Using the Control Center Manager
Deploying Web Services Using the Design Center
Creating Web Services Based on a URL
Naming and Describing a Public Web Service
Executing Web Services
Using the Control Center Manager to Run Web Services
Using a Browser to Run Web Services
Performing Operations on Web Services Using a Browser
Determining If a Web Service or Application Was Deployed to an OC4J Server
Executing a Control Center Job
Terminating an Execution Job
Running Deployed Applications
Using Web Services as Activities in Process Flows
Rules for Using Web Services in Process Flows
Steps to Use Web Services in Process Flows
Synchronizing Web Service Activities with Their Referenced Web Services
Using Web Services in Mappings
Using Secure Sockets Layer (SSL) to Access Web Services Securely
J2EE Roles for Control Center Agent Security
Setting Up Secure Access on External OC4J Servers
Updating the Key Store Password
Case Study: Using Web Services for Data Integration
Example: Publishing Mappings as Web Services
Example: Consuming Web Services in Process Flows
Modify the LOAD_TOT_SALES_CT_MAP Code Template (CT) Mapping
Import the Currency Converter Web Service
Create a Process Flow That Consumes the Currency Converter Web Service
Example: Integrating Oracle Warehouse Builder Web Services with Oracle BPEL Process Manager
17
Moving Large Volumes of Data Using Transportable Modules
About Transportable Modules
About Transportable Modules and Oracle Database Technology
Benefits of Using Transportable Modules
Instructions for Using Transportable Modules
Verifying the Requirements for Using Transportable Modules
Specifying Locations for Transportable Modules
Transportable Module Source Location Information
Creating a Transportable Module
Describing the Transportable Module
Selecting the Source Location
Selecting the Target Location
Selecting Tablespaces and Schema Objects to Import
Available Database Objects
Reviewing the Transportable Module Definitions
Configuring a Transportable Module
Transportable Module Configuration Properties
Schema Configuration Properties
Target DataFile Configuration Properties
Tablespace Configuration Properties
Generating and Deploying a Transportable Module
Designing Mappings that Access Data through Transportable Modules
Editing Transportable Modules
Name
Source Location
Tablespaces
Target Locations
Viewing Tablespace Properties
Reimporting Metadata into a Transportable Module
Part III Data Profiling and Data Quality
18
Performing Data Profiling
Overview of Data Profiling
Sources Supported by Oracle Warehouse Builder for Data Profiling
Using Oracle Warehouse Builder Data Profiling with Oracle Warehouse Builder ETL
Using Oracle Warehouse Builder Data Profiling with Other ETL Solutions
About the Data Profile Editor
Performing Data Profiling
Data Profiling Restrictions
Prerequisites for Data Profiling
Steps to Perform Data Profiling
Creating Data Profiles
Configuring Data Profiles
Steps to Configure Data Profiles
Load Configuration Parameters
Aggregation Configuration Parameters
Pattern Discovery Configuration Parameters
Domain Discovery Configuration Parameters
Relationship Attribute Count Configuration Parameters
Unique Key Discovery Configuration Parameters
Functional Dependency Discovery Configuration Parameters
Row Relationship Discovery Configuration Parameters
Redundant Column Discovery Configuration Parameters
Performance Configuration
Data Rule Profiling Configuration Parameters
Profiling Data
Steps to Profile Data
Viewing Profile Results
Data Profile
Profile Object
Aggregation
Data Type
Domain
Pattern
Unique Key
Functional Dependency
Referential
Data Rule
Using Attribute Sets to Profile a Subset of Columns from a Data Object
Defining Attribute Sets
Creating a Data Profile That Contains the Attribute Set
Editing Data Profiles
Adding Data Objects to a Data Profile
Tuning the Data Profiling Process for Better Profiling Performance
Tuning the Data Profile for Better Data Profiling Performance
Tuning the Oracle Database for Better Data Profiling Performance
Multiple Processors
Memory
I/O System
Data Watch and Repair (DWR) for Oracle Master Data Management (MDM)
Overview of Data Watch and Repair (DWR) for MDM
Predefined Data Rules for MDM
Prerequisites for Performing Data Watch and Repair (DWR)
Steps to Perform Data Watch and Repair (DWR) Using Oracle Warehouse Builder
Importing MDM Data Rules
Writing Corrected Data and Metadata to the MDM Application
19
Designing and Deriving Data Rules
Overview of Data Rules
Types of Data Rules
Data Rules as Objects and Binding Data Rules
Using Data Rules
Managing Data Rules in Folders
Deriving Data Rules From Data Profiling Results
Steps to Derive Data Rules
Creating Data Rules Using the Create Data Rule Wizard
Defining the Data Rule
Editing Data Rules
Applying Data Rules to Data Objects
Applying Data Rules within ETL Mappings Manually
20
Monitoring Quality with Data Auditors and Data Rules
Overview of Data Auditors
Monitoring Data Quality Using Data Auditors
Creating Data Auditors
Specifying Actions for Data That Violates Defined Data Rules
Editing Data Auditors
Configuring Data Auditors
Run Time Parameters
Data Auditor Parameters
Code Generation Options
Auditing Data Objects Using Data Auditors
Manually Running Data Auditors
Scheduling a Data Auditor to Run
Data Auditor Execution Results
Viewing Data Auditor Error Tables
Granting Privileges on Error Tables
21
Data Cleansing and Correction with Data Rules
Overview of Data Rules in ETL and Automatic Data Correction
Generating Correction Mappings from Data Profiling Results
Prerequisites for Creating Corrections
Steps to Create Correction Objects
Selecting the Data Rules and Data Types for Corrected Schema Objects
Selecting the Objects to Be Corrected
Choosing Data Correction and Cleansing Actions
Choosing Data Correction Actions
Specifying the Cleansing Strategy
Viewing the Correction Tables and Mappings
Cleansing and Transforming Source Data Based on Data Profiling Results
Deploying Schema Corrections
Deploying Correction Mappings
22
Name and Address Cleansing
About Name and Address Cleansing in Oracle Warehouse Builder
Types of Name and Address Cleansing Available in Oracle Warehouse Builder
Example: Correcting Address Information
Example Input
Example Steps
Example Output
About Postal Reporting
United States Postal Service CASS Certification
Canada Post SERP Certification
Australia Post AMAS Certification
Input Role Descriptions
Descriptions of Output Components
Pass Through
Name
Address
Extra Vendor
Error Status
Country-Specific
Handling Errors in Name and Address Data
Using the Name and Address Operator to Cleanse and Correct Name and Address Data
Creating a Mapping with a Name and Address Operator
Specifying Source Data Details and Setting Parsing Type
Specifying Postal Report Details
Managing the Name and Address Server
Configuring the Name and Address Server
Starting and Stopping the Name and Address Server
23
Matching, Merging, and Deduplication
About Matching and Merging in Oracle Warehouse Builder
Example: A Basic Mapping with a Match Merge Operator
Overview of the Matching and Merging Process
Elements of Matching and Merging Records
Process for Matching and Merging Records
Match Rules
Conditional Match Rules
Comparison Algorithms
Creating Conditional Match Rules
Match Rules: Basic Example
Example: Matching and Merging Customer Data
Example: How Multiple Match Rules Combine
Example of Transitive Matching
Weight Match Rules
Example of Weight Match Rules
Creating Weight Match Rules
Person Match Rules
Person Roles
Person Details
Creating Person Match Rules
Firm Match Rules
Firm Roles
Firm Details
Creating Firm Match Rules
Address Match Rules
Address Roles
Address Details
Creating Address Match Rules
Custom Match Rules
Creating Custom Match Rules
Merge Rules
Match ID Merge Rule
Rank and Rank Record Merge Rules
Sequence Merge Rule
Min Max and Min Max Record Merge Rules
Copy Merge Rule
Custom and Custom Record Merge Rules
Using the Match Merge Operator to Eliminate Duplicate Source Records
Steps to Use a Match Merge Operator
Considerations When Designing Mappings Containing Match Merge Operators
Restrictions on Using the Match Merge Operator
Example: Using Two Match Merge Operators for Householding
Part IV Reference
24
Mappings and Process Flows Reference
Configuring ETL Objects
Configuring Mappings Reference
Runtime Parameters
Analyze Table Sample Percentage
Bulk Size
Chunk Execute Resume Task
Chunk Force Resume
Chunk Number of Times to Retry
Chunk Parallel Level
Commit Frequency
Default Audit Level
Default Operating Mode
Default Purge Group
Maximum Number of Errors
Number of Threads to Process Chunks
Code Generation Options
ANSI SQL Syntax
Commit Control
Analyze Table Statements
Enable Parallel DML
Optimized Code
Authid
Use Target Load Ordering
ERROR TRIGGER
Bulk Processing Code
Generation Mode
Chunking Options
Chunking Method
Chunk Table
Chunk Column
Chunk Size
Chunk Type
SQL Statement
SQL Statement Chunk Type
SCD Updates
Chunking Strategy
Sources and Targets Reference
Use LCR APIs
Database Link
Location
Conflict Resolution
Schema
Partition Exchange Loading
Hints
Constraint Management
SQL*Loader Parameters
Configuring Code Template (CT) Mappings
Use Enclosure Character
SQL Loader Data Files
Configuring Flat File Operators
Flat File Operators as a Target
Flat File Operator as a Source
Configuring Process Flows Reference
25
Source and Target Operators
List of Source and Target Operators
Using Oracle Source and Target Operators
Setting Properties for Oracle Source and Target Operators
Capture Consistency
Change Data Capture Filter
Enabled
Trigger Based Capture
Primary Source
Loading Types for Oracle Target Operators
Loading Types for Flat File Targets
Target Load Order
Target Filter for Update
Target Filter for Delete
Match By Constraint
Reverting Constraints to Default Values
Bound Name
Key Name
Key Columns
Key Type
Referenced Keys
Error Table Name
Roll up Errors
Select Only Errors from this Operator
Setting Attribute Properties
Bound Name
Data Type
Precision
Scale
Length
Fractional Seconds Precision
Load Column When Inserting Row
Load Column When Updating Row
Match Column When Updating Row
Update: Operation
Match Column When Deleting Row
Chunking Number Column
Constant Operator
Construct Object Operator
Cube Operator
Cube Operator Properties
Cube Attribute Properties
Data Generator Operator
Setting a Column to the Data File Record Number
Setting a Column to the Current Date
Setting a Column to a Unique Sequence Number
Dimension Operator
Dimension Operator Properties
Expand Object Operator
External Table Operator
Mapping Input Parameter Operator
Mapping Output Parameter Operator
Materialized View Operator
Queue Operator
Using a Queue Operator
Selecting the Queue
Selecting the Source Type for a Queue Operator
Selecting the User-Defined or Primary Type for a Queue Operator
Selecting the Source Object
Specifying the Source Changes to Process
Sequence Operator
Table Operator
Merge Optimization for Table Operators
Chunking for Table Operators
Creating Temporary Tables While Performing ETL
DML Error Logging
Data Rules and Loading Tables
Varray Iterator Operator
View Operator
Using the View Operator for Inline Views
Using Remote and non-Oracle Source and Target Operators
Limitations of Using Non-Oracle or Remote Targets
Oracle Warehouse Builder Workarounds for Non-Oracle and Remote Targets
Using Flat File Source and Target Operators
Flat File Operator
Flat File Source Operators
Flat File Target Operators
Setting Properties for Flat File Source and Target Operators
Loading Types for Flat Files
Field Names in the First Row
26
Data Flow Operators
List of Data Flow Operators
About Operator Wizards
Operator Wizard General Page
Operator Wizard Groups Page
Operator Wizard Input and Output Pages
Operator Wizard Input Connections
About the Expression Builder
Opening the Expression Builder
The Expression Builder User Interface
Aggregator Operator
Group By Clause
Having Clause
Aggregate Function Expression
Anydata Cast Operator
Deduplicator Operator
Expression Operator
Filter Operator
Adding Self Joins in a Mapping
Joiner Operator
Join Conditions
Join Conditions and Cartesian Products
Default Join Conditions and Foreign Keys
Using Join Conditions for Outer Joins
Using Join Conditions for Full Outer Joins
Grouping Join Conditions
Join Conditions and Join Order
Filters in Join Conditions
Join Conditions and SAP Sources
Join Input Roles and Inner and Outer Joins
Specifying Inner and Outer Join Types Using Join Input Roles
Outer Join Input Roles with More than Two Input Groups
Steps to Use a Joiner Operator in a Mapping
LCR Cast Operator
LCR Splitter Operator
Lookup Operator
Using the Lookup Operator
Name
Groups
Lookup Tables
Input Attributes
Output Attributes
Lookup Conditions
Multiple Match Rows
No-match Rows
Type 2 History Lookup
Pivot Operator
Example: Pivoting Sales Data
The Row Locator
Using the Pivot Operator
General
Groups
Input Connections
Input Attributes
Output Attributes
Pivot Transform
Post-Mapping Process Operator
Pre-Mapping Process Operator
Set Operation Operator
Synchronizing the Attributes in a Set Operation Operator
Sorter Operator
Order By Clause
Splitter Operator
Example: Creating Mappings with Multiple Targets
Subquery Filter Operator
Table Function Operator
Prerequisites for Using the Table Function Operator
Input
Output
Table Function Operator Properties
Table Function Operator Properties
Input Parameter Properties
Output Parameter Group Properties
Output Parameter
Transformation Operator
Unpivot Operator
Example: Unpivoting Sales Data
The Row Locator
Using the Unpivot Operator
General
Groups
Input Connections
Input Attributes
Row Locator
Output Attributes
Unpivot Transform
27
Activities in Process Flows
Using Activities in Process Flows
Activities That Represent Objects
Utility Activities
Control Activities
Operating System Activities
Setting a Security Constraint
Setting a Proxy Command and Parameters
AND
Assign
Data Auditor Monitor
Enterprise Java Bean
Example: Using an Enterprise Java Bean Activity to Leverage Existing Business Logic from EJBs
Example: Using an Enterprise Java Bean Activity to Load Data From one DB2 Table to Another
Restrictions on Using an Enterprise Java Bean Activity
Email
End
End Loop
File Exists
FORK
For Loop
FTP
Writing a Script Within Oracle Warehouse Builder
Using Substitution Variables
Calling a Script Outside of Oracle Warehouse Builder
Java Class
Example of Using a Java Class Activity in a Process Flow
Example of Customizing the Java Class Activity Executable
Manual
Mapping
Notification
Notification Message Substitution
OMBPlus
OR
Route
Set Status
SQL*PLUS
Using SQL*PLUS Activities in Process Flows
Using Substitution Variables
SQL *Plus Command
Start
Subprocess
Transform
User Defined
Wait
While Loop
Web Service
28
Oracle Warehouse BuilderTransformations Reference
Predefined Transformations in the Public Oracle Predefined Library
Administrative Transformations
WB_ABORT
WB_COMPILE_PLSQL
WB_DISABLE_ALL_CONSTRAINTS
WB_DISABLE_ALL_TRIGGERS
WB_DISABLE_CONSTRAINT
WB_DISABLE_TRIGGER
WB_ENABLE_ALL_CONSTRAINTS
WB_ENABLE_ALL_TRIGGERS
WB_ENABLE_CONSTRAINT
WB_ENABLE_TRIGGER
WB_TRUNCATE_TABLE
Character Transformations
WB_LOOKUP_CHAR (number)
WB_LOOKUP_CHAR (varchar2)
WB_IS_SPACE
Control Center Transformations
WB_RT_GET_ELAPSED_TIME
WB_RT_GET_JOB_METRICS
WB_RT_GET_LAST_EXECUTION_TIME
WB_RT_GET_MAP_RUN_AUDIT
WB_RT_GET_NUMBER_OF_ERRORS
WB_RT_GET_NUMBER_OF_WARNINGS
WB_RT_GET_PARENT_AUDIT_ID
WB_RT_GET_RETURN_CODE
WB_RT_GET_START_TIME
Conversion Transformations
Date Transformations
WB_CAL_MONTH_NAME
WB_CAL_MONTH_OF_YEAR
WB_CAL_MONTH_SHORT_NAME
WB_CAL_QTR
WB_CAL_WEEK_OF_YEAR
WB_CAL_YEAR
WB_CAL_YEAR_NAME
WB_DATE_FROM_JULIAN
WB_DAY_NAME
WB_DAY_OF_MONTH
WB_DAY_OF_WEEK
WB_DAY_OF_YEAR
WB_DAY_SHORT_NAME
WB_DECADE
WB_HOUR12
WB_HOUR12MI_SS
WB_HOUR24
WB_HOUR24MI_SS
WB_IS_DATE
WB_JULIAN_FROM_DATE
WB_MI_SS
WB_WEEK_OF_MONTH
Number Transformations
WB_LOOKUP_NUM (on a number)
WB_LOOKUP_NUM (on a varchar2)
WB_IS_NUMBER
OLAP Transformations
WB_OLAP_AW_PRECOMPUTE
WB_OLAP_LOAD_CUBE
WB_OLAP_LOAD_DIMENSION
WB_OLAP_LOAD_DIMENSION_GENUK
Other Transformations
Spatial Transformations
Streams Transformations
REPLICATE
XML Transformations
WB_XML_LOAD
WB_XML_LOAD_F
29
Oracle Warehouse Builder Code Template Tools and Substitution Methods Reference
Code Template Tools Supported in Oracle Warehouse Builder
Code Template Tools Not Supported in Oracle Warehouse Builder
Code Template Substitution Methods Supported in Oracle Warehouse Builder
Code Template Substitution Methods Not Supported in Oracle Warehouse Builder
Index
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