Application hub path in ab initio
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Metadata implementation with Ab Initio EME
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Sign In. January 29, Hi shilla, Just go through this , you will get to know what is application hub The Application Hub is included in the Ab Initio server software Version 2. It also provides server functionality specific to each client application. Beginning with Version 1.
What is the importance of EME in abinitio? First Prev Next Last. Showing Answers 1 - 12 of 12 Answers.
Unable to communicate with the Application Hub
EME is a repository in Ab Inition and it used for checkin and checkout for graphs also maintains graph version. Give your answer: If you think the above answer is not correct, Please select a reason and add your answer below. Open Questions Answered. From the forums. Getting row counts Wolfgang, Studio Sorry for the delay. Teradata Recent comments.
- Incorrect Path to Application Hub.
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Studio I am not aware of any problems with loading a volatile table. New opportunities for statistics collection in Teradata All comment activity. Overview Articles Reference Training.
Business Intelligence Data Warehousing
Article by MikeGreen on 13 May 1 comment Tags: Business metadata includes descriptive information about the warehouse such as full names and synonyms for warehouse attributes and tables, business definitions, and the calculations used for derived attributes. Server-based business metadata allows this information to be accessed with any data access tool. Technical metadata includes load statistics such as the last date the tables were updated, known data quality problems, performance statistics, etc.
Technical metadata primarily serves the data warehouse support staff. Metadata has three primary major goals: Build and Administer: Metadata Framework The diagram below represents how and end-to-end E2E solution should integrate and present data, in the most usable way.
datawarehouse: abinitio ETL tool major components, Configuration , setup detials
Meta model implementation The standard Ab Initio EME meta model needs to be expanded and created in the Teradata database; that way we can have one central data store for all metadata in the DWH platform. An example metadata model to support this is shown below.
In general terms the meta model should be able to provide the following information: Who is using my data How my data are used What is happening to my data Who has changed them How I can use them Additionally, best practice requires that the meta model should have a wider scope than the current DW, since DW projects can grow rapidly. Lineage Extending the EME Base model will provide the opportunity to leverage all technologies, and create dependencies between them.
At this stage Teradata see the following sources of metadata information: For example, consider the following SQL statement: