What is metadata Modelling in Cognos?
What is metadata Modelling in Cognos?
IBM® Cognos® Framework Manager is a metadata modeling tool that drives query generation for IBM Cognos Analytics. A model is a collection of metadata that includes physical information and business information for one or more data sources.
What is the role of metadata modeling in Cognos?
The purpose of metadata modeling is to present a user-friendly representation of the data that is available to your query audience while adding business value where required. The metadata modeler’s job is to ensure consistent and expected results for users who create or consume content in IBM® Cognos® Analytics.
Is Cognos a data Modelling tool?
IBM® Cognos® Analytics provides web-based, self-service data modeling capabilities. is created that can then be used in reports, dashboards, or explorations.
What is the difference between a model and a package in Cognos?
A model serves as an insulating layer between IBM® Cognos® BI reporting users and the database. Packages are model subsets that ensure users are provided with data appropriate for the reporting they need to do, and that the data is structured in ways that make sense from a business perspective.
Which process model is a meta model and why?
A process meta-model is a meta model, “a description at the type level of a process model. A process model is, thus, an instantiation of a process meta-model. [..] Software Process Engineering Metamodel (SPEM) which is defined as a profile (UML) by the Object Management Group.
What is query subject in Cognos?
A query subject is a set of query items that have an inherent relationship. You use IBM® Cognos® Framework Manager to modify query subjects to optimize and customize the data that they retrieve. For example, you can add filters or calculations.
What is Cognos architecture?
IBM® Cognos® is a solution designed to address the challenges of enterprise-scale reporting, analysis, scorecarding, and event notification. The web-based IBM Cognos architecture was designed for scalability, availability, and openness.
What is IBM Cognos Framework Manager?
IBM Cognos Framework Manager is a metadata modeling tool that drives query generation for IBM Cognos software. A model is a collection of metadata that includes physical information and business information for one or more data sources.
How can I improve my performance in Cognos Framework Manager?
Improving Framework Manager Performance
- Indexing – creating proper indexing will help FM traverse your data source more efficiently.
- Normalization – Framework Manager can work with different data structures, but works best when the sources are normalized.
What is a Cognos model?
What is framework manager in Cognos 11?
IBM Cognos Framework Manager is used to create business model of metadata derived from one or more data sources. It is a Windows based tool which is used to publish the business models to Cognos BI in the form of packages which can be used for analytical reporting and analysis.
Which model is meta model?
A metamodel/ surrogate model is a model of the model, i.e. a simplified model of an actual model of a circuit, system, or software like entity. Metamodel can be a mathematical relation or algorithm representing input and output relations.
How to edit a relationship in metadata model?
Once you create a relationship after the metadata import, you can also modify the relationship or Cardinality in the Framework manager. To edit a Relationship, click a relationship and from Action menu → click Edit Definition. From the Relationship Expression tab → Select Query items, Cardinalities and Operators.
How are objects connected in a metadata model?
Each object in metadata model is connected using primary or foreign key in the data source. You can create or remove relationships in the metadata model to meet the business requirements. One to One − When an instance of one query subject is related to another instance. For example: Each customer has one customer id.
What does the dimension table represent in Cognos?
The Dimension table represents the characteristics of a dimension. A Customer dimension can have Customer_Name, Phone_No, Sex, etc. A schema is defined as a logical description of database where fact and dimension tables are joined in a logical manner.
