discoverer ppt

04/11/23 Satyam Computer Services Limited 1

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Oracle Discoverer


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IntroductionIntroduction

About Discoverer:

Discoverer is the end user adhoc query, reporting and analysis tool, which Provides quick development environment to develop Data Warehousing & Business intelligence reports

About Discoverer:

Discoverer is the end user adhoc query, reporting and analysis tool, which Provides quick development environment to develop Data Warehousing & Business intelligence reports


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Discoverer ComponentsDiscoverer Components

Discoverer Components:

• Oracle Discoverer Administrator• Oracle Discoverer Plus / Discoverer 4i Plus• Oracle Discoverer 4i Viewer.

Discoverer Components:

• Oracle Discoverer Administrator• Oracle Discoverer Plus / Discoverer 4i Plus• Oracle Discoverer 4i Viewer.


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Features and BenefitsFeatures and Benefits

• Automated Summary Management - improving query performance in Discoverer Plus is now easier with this new feature.

• Oracle Applications support - for users using Oracle Applications security. This enables you to connect to Oracle Applications EULs as well as standard Discoverer EULs.

• Automated Summary Management - improving query performance in Discoverer Plus is now easier with this new feature.

• Oracle Applications support - for users using Oracle Applications security. This enables you to connect to Oracle Applications EULs as well as standard Discoverer EULs.


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Continued….

•Identifiers - all objects in a Business Area are now uniquely defined within each EUL by an Identifier. Import now uses Identifiers to match up identical EUL elements.

•Change schema owner - you can now manually edit the schema Owner attribute (for a Folder) or leave it blank.

Continued….

•Identifiers - all objects in a Business Area are now uniquely defined within each EUL by an Identifier. Import now uses Identifiers to match up identical EUL elements.

•Change schema owner - you can now manually edit the schema Owner attribute (for a Folder) or leave it blank.


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Continued….

•Support for Oracle 8i Materialized Views

•Analytic Functions - perform complex mathematical analysis with this extended range of statistical functions.

Continued….

•Support for Oracle 8i Materialized Views

•Analytic Functions - perform complex mathematical analysis with this extended range of statistical functions.


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EULEUL

• End User Layer is a Metadata repository for Business areas, folders and items on which Discoverer workbooks or reports based on.

• The EUL is a set of database tables that contain information (or 'metadata') about the other tables and views in the database.

Note: A database can be Oracle, Oracle Applications or any RDBMS.

• End User Layer is a Metadata repository for Business areas, folders and items on which Discoverer workbooks or reports based on.

• The EUL is a set of database tables that contain information (or 'metadata') about the other tables and views in the database.

Note: A database can be Oracle, Oracle Applications or any RDBMS.


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Business AreasBusiness Areas

• A Business Area is a set of folders containing related information with a common business purpose.

• Using Discoverer Administration Edition, you can tailor the grouping of data to provide users with the proper access to the precise data they need for ad hoc query, decision support, and presentation of results.

• A Business Area is a set of folders containing related information with a common business purpose.

• Using Discoverer Administration Edition, you can tailor the grouping of data to provide users with the proper access to the precise data they need for ad hoc query, decision support, and presentation of results.


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• Business Areas:•Meet the specific data needs of the users•Usually contain data from several different tables or views•Have tables or views and their associated columns mapped to “folders” and “items” respectively•Can contain many simple folders and complex folders

• Business Areas:•Meet the specific data needs of the users•Usually contain data from several different tables or views•Have tables or views and their associated columns mapped to “folders” and “items” respectively•Can contain many simple folders and complex folders


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Continued…

•May contain folders from one or more physical databases

•Include conditions, joins, calculations, formatting, hierarchy structures, and other custom features

Continued…

•May contain folders from one or more physical databases

•Include conditions, joins, calculations, formatting, hierarchy structures, and other custom features


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• May be accessible to one or many user IDs or roles; also, a user ID or role may be granted access to many business areas

• Let users access data, without having to understand the database structure

Continued…

• May be accessible to one or many user IDs or roles; also, a user ID or role may be granted access to many business areas

• Let users access data, without having to understand the database structure


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Exporting and Importing Business Areas

Exporting and Importing Business Areas

•Discoverer Administration Edition enables you to export/import a business area to a file.

•This can be useful when copying business areas between EULs or when archiving data.

•Discoverer Administration Edition enables you to export/import a business area to a file.

•This can be useful when copying business areas between EULs or when archiving data.


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Folders & ItemsFolders & Items

• Folders

The tables and views loaded into a Business Area. Folder Types - Simple, Complex and Custom

• Items

The Columns within a Table or View

• Folders

The tables and views loaded into a Business Area. Folder Types - Simple, Complex and Custom

• Items

The Columns within a Table or View


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Item ClassesItem Classes

• Groups of items that share similar properties • Groups of items that share similar properties

• Used to enable the following:• Used to enable the following:

• List of Values• Alternative Sorts• Drill to Detail links

• List of Values• Alternative Sorts• Drill to Detail links


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JoinsJoins

• A Join relates two folders using common items. • The Joins affect the combinations of items that

can be selected during the following operations:

1. Creating a worksheet in Discoverer Plus.

2. Creating a Complex Folder in Discoverer Administration Edition.

• A Join relates two folders using common items. • The Joins affect the combinations of items that

can be selected during the following operations:

1. Creating a worksheet in Discoverer Plus.

2. Creating a Complex Folder in Discoverer Administration Edition.


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ConditionsConditions

• Conditions filter worksheet data, enabling Discoverer end users to analyze only the data they are interested.

• Conditions are applied to the folders or items

• Conditions filter worksheet data, enabling Discoverer end users to analyze only the data they are interested.

• Conditions are applied to the folders or items


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Calculations and HierarchiesCalculations and Hierarchies

• Hierarchies are default drill paths between item that you define in Discoverer Administrator

• There are two types of Hierarchy in Discoverer Administration Edition:

1. Item Hierarchies

2. Date Hierarchies

• Hierarchies are default drill paths between item that you define in Discoverer Administrator

• There are two types of Hierarchy in Discoverer Administration Edition:

1. Item Hierarchies

2. Date Hierarchies

• A calculated item is an item that uses a

formula to derive data for the item

• A calculated item is an item that uses a

formula to derive data for the item


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Summaries and Summary FoldersSummaries and Summary Folders

• A summary improves query performance in Discoverer Plus or Discoverer Viewer by using pre-aggregated data created through Discoverer Administration Edition.

• A Summary Folder is how Discoverer represents the underlying structure of a summary table or MV. Each Summary Folder has one or more Items (i.e.columns from a summary table or MV).

• A summary improves query performance in Discoverer Plus or Discoverer Viewer by using pre-aggregated data created through Discoverer Administration Edition.

• A Summary Folder is how Discoverer represents the underlying structure of a summary table or MV. Each Summary Folder has one or more Items (i.e.columns from a summary table or MV).


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Summary FoldersSummary Folders

•You can view Summary Folders from the Summaries tab in Discoverer Administration Edition

•You can view Summary Folders from the Summaries tab in Discoverer Administration Edition

•Difference Between Summary Table and MV?

•Discoverer - running against a pre-Oracle 8.1.6 database – Summary Table

•Discoverer - running against an Oracle 8.1.6+ database – Materialized View

•Difference Between Summary Table and MV?

•Discoverer - running against a pre-Oracle 8.1.6 database – Summary Table

•Discoverer - running against an Oracle 8.1.6+ database – Materialized View


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ASMASM

•ASM analyzes your tables, uses query statistics (when available) and default values (the summary policy) to determine how summaries are created for you. •ASM is able to automatically create and maintain the best set of summaries based on this combination.

•ASM analyzes your tables, uses query statistics (when available) and default values (the summary policy) to determine how summaries are created for you. •ASM is able to automatically create and maintain the best set of summaries based on this combination.

•Automated Summary Management – It delivers fast performing queries while greatly reducing the amount of time spent on administration.

•Automated Summary Management – It delivers fast performing queries while greatly reducing the amount of time spent on administration.


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Scheduling WorkbooksScheduling Workbooks

•Workbook scheduling is useful in the following situations:

•The user has created a report that could take a long time to run - they can submit the report to run overnight and view the result in the morning.•The user wants to create a report that needs to be updated at regular intervals.

•Workbook scheduling is useful in the following situations:

•The user has created a report that could take a long time to run - they can submit the report to run overnight and view the result in the morning.•The user wants to create a report that needs to be updated at regular intervals.


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Security and PrivilegesSecurity and Privileges

• One of your most important tasks, as a Discoverer Administrator, is defining the access permissions and task privileges allowed for each user or role.

• Access permissions determine who can see and use the data in business areas.

• Task privileges determine the tasks each user or role is allowed to perform.

• One of your most important tasks, as a Discoverer Administrator, is defining the access permissions and task privileges allowed for each user or role.

• Access permissions determine who can see and use the data in business areas.

• Task privileges determine the tasks each user or role is allowed to perform.


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Using Discoverer with Oracle Applications


• The following Oracle Applications features are supported by Discoverer:• Access to Oracle Applications

databases using Applications user names, passwords and responsibilities

• Oracle Applications Multiple Organizations

Note: These features are only available when Discoverer is running in Applications mode against an Oracle Applications mode EUL against an Oracle Applications database.

• The following Oracle Applications features are supported by Discoverer:• Access to Oracle Applications

databases using Applications user names, passwords and responsibilities

• Oracle Applications Multiple Organizations

Note: These features are only available when Discoverer is running in Applications mode against an Oracle Applications mode EUL against an Oracle Applications database.


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• URL to access Discoverer Plus• http://oradba.satyam.com:8000/discwb4/ht

ml/english/ms_ie/start_ie.htm

• URL for Discoverer Viewer• http://oradba.satyam.com:8000/discoverer

4i/viewer

• URL to access Discoverer Plus• http://oradba.satyam.com:8000/discwb4/ht

ml/english/ms_ie/start_ie.htm

• URL for Discoverer Viewer• http://oradba.satyam.com:8000/discoverer

4i/viewer


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Contact Details

Name : Vimala Srinivasan, Sai Sreenivas

Extension : 6622, 6662

All the best !!!

Thank YouThank You

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