C1000-065 Exam Dumps : IBM Cognos Analytics Developer V11.1.x

Supported Data Sources: IBM Cognos Analytics supports various data sources for creating dashboards, including Framework Manager Packages, OLAP Packages, Data Modules, Data sets, and CSV files.

Flexibility: This wide range of supported data sources provides flexibility for users to integrate different types of data into their dashboards.

Data Source Addition: Users can easily add and manage these data sources within the dashboard creation interface.

Reference: The IBM Cognos Analytics V11.1.x documentation lists and explains the types of data sources that can be used when creating dashboards, confirming the inclusion of Framework Manager Packages, OLAP Packages, Data Modules, Data sets, and CSV files.

Query Performance: Enhancing query performance involves various optimization techniques.

Avoid Functions in Filters: Using functions in filters can lead to slower query performance because functions often require additional computation and can prevent the database from using indexes efficiently.

Best Practices: It is recommended to simplify filters and avoid complex functions to ensure queries run faster.

Reference: IBM Cognos Analytics V11.1.x documentation suggests avoiding the use of functions in filters as a best practice for improving query performance.

Cognos Analytics Data Set: A data set in Cognos Analytics is an extract from a package or data module.

Storage and Refresh: These extracts are compressed, stored locally, and can be refreshed either periodically or manually, depending on the requirements.

Use Case: Data sets are used to improve performance by reducing the need for repeated database queries and enabling offline access to the data.

Reference: IBM Cognos Analytics V11.1.x documentation details the nature of data sets, highlighting their extraction process, storage, and refresh capabilities for enhanced performance and usability.