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DI combines both batch data movement and management with caching to provide a single data integration platform for information management from any information source and for any information use
Loading data: Loading ERP or Enterprise application data into an operational data store and update in batch-time
Routing request: Creates information requests to a DW or ERP system using complex rules
Applying transaction: DI can apply data changes in a variety of data formats and any custom format.
Designer: This is a development interface that allows creating, testing, and manually executing jobs that load a DW. The function performed is data mapping, transformation, and control logic.
Repository: Set of tables that hold user-created and predefined system objects, metadata, transformation, etc.
Local repository: Used to store definitions of DI obj and source/target metadata.
Central repository: Used to support multi-user development. Provides a shared obj library.
Service: Starts Job Server when the system is restarted.
Component: Job Server:
Includes Administrator: Includes scheduling, starting& stopping real-time services, managing adapters, etc.
Metadata Reporting: Provides browser-based reports on Enterprise metadata stored in the DI repository.
The Designer tells the job server to run the job. The job server then gets the job from the associated repository and starts an engine to process the job.
when jobs are executed, the DI engine starts the data movement engine that integrates data from heterogeneous sources, performs complex data transformations and manages extraction and transactions in the ETL process.
Scheduling, monitoring & executing the batch jobs. Managing User.
Configuring, starting, and stopping real-time service.
Configuring and managing adapters
Datastore analysis: Use reports to see whether the following BI reports use data from tables that are contained in Business Views, Crystal Reports, and Universe, etc.
Dependency analysis: Search specific objects in the repository and understand whether they impact or are impacted by other DI or BO universe or reports.
Universe analysis: View universe class and object lineage
Business view analysis: View data sources for Business Views in the CMS
Report analysis: View data sources for reports in the CMS
Repository Manager: Allows creating, upgrading, and checking the versions of local and central repositories.
Server Manager: Allows adding, deleting, or editing properties of Job Server
Projects, Jobs, Workflows, Data flows, Scripts, Transforms
Single-use objects: > Appear only as components of other objects
> Cannot be copied
> operate only in the context in which they are created.
Reusable objects: > has a single definition
> All calls to the object reference to that definition.
> If the definition of the object is changed in one place then the change is reflected in all other called objects
Options: Control the obj
Properties: Describe the obj
Classes: the obj are of two classes: Single-use, Reusable.
A workflow is the incorporation of several data flows into a coherent flow of work for an entire job.
A data flow is a process by which source data is transformed into target data
They are listed in the local obj library, Only one project can be open at a time, They cannot be shared among multiple users.
Design: Define objects & build diagrams that instruct DI in data movement requirements.
Test: Here DI is used to test the execution of application. Can test for errors & trace flow of execution.
Production: set up a schedule in DI to run the application as a job. Whenever can return to design phase.
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