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Contents
OBIEE Working with Multiple Facts
How do I select a fact attribute in obiee?
To guide OBIEE in the best choice, you need to select a fact attribute (measure) as an implicit fact column. The implicit fact column is used for queries that only select dimension attributes (no facts) from two or more dimensions.
Implicit Fact Column in OBIEE
- 1. Select properties of presentation catalog in presentation layer.
- 2. In implicit fact column section click on set and select any measure column from fact table.
- 3. Click OK and save
What is the implicit fact column in obiee?
The goal of this definition is to guide the BI Server to make the best choice between two possibles query path: To guide OBIEE in the best choice, you need to select a fact attribute (measure) as an implicit fact column. The implicit fact column is used for queries that only select dimension attributes (no facts) from two or more dimensions.
How to use BMM fact table with Obi?
If you have multiple facts in BMM,OBI engine will use the most economical fact table, depending on the number of dimensions of fact table. In some case you don’t need to use fact table, but you want to force OBI server to use fact table you want. In that case you should create a fact to choose dimensions only for query.
How to create Obi request with only dimensional columns?
Sign in or register to get started. When you create a request with only dimensional columns,the OBI server has to choose a fact table to join the dimensions to each other. If you have multiple facts in BMM,OBI engine will use the most economical fact table, depending on the number of dimensions of fact table.
What is data modeling in obiee?
What is Data Modeling in OBIEE? Dimension table is table which describes the business entities of an enterprise which describes the objects in a fact table. Dimension table has primary key which uniquely identifies each dimension row. Dimension table is sometimes called as lookup or reference table.
How to set an implicit fact column?
In case we have multiple Fact tables, then it is a best practice to set an Implicit Fact Column. BI Server to make the best choice between two possible query paths.You need to select a fact attribute (measure) as an implicit fact column. Whenever User request a report with only Dimensions and there is no Fact columns.
To set an implicit fact column:
- In presentation layer, double click the presentation catalog/ go to properties of presentation catalog.
- In the general tab, find the Implicit Fact Column section.
- Click on Set… button, this will open the browse window to select a fact column from the fact tables available in the presentation catalog.
- Select the column.
- Click OK.
How to create Obi request with only dimensional columns?
Sign in or register to get started. When you create a request with only dimensional columns,the OBI server has to choose a fact table to join the dimensions to each other. If you have multiple facts in BMM,OBI engine will use the most economical fact table, depending on the number of dimensions of fact table.
With the OBI Request Log functionality, requests data is now inserted into a request_log of raw data and then summarized in a final storage table called request_log_summary. This process: Provides easy access and availability through OBI>Answers. Manages a log of all availability and reservation requests by hour and day of request.
What is a request variable in Obi?
A request variable is an OBI Server Session Variable but with the scope of the request. The value of the session variable will not be change for the session. You can set it up in three main ways : in “… OBIEE – How to find the value, the data type of a Server variable ?
How to create a channel filter in obiee?
By adding the column Channels.“Channel Desc”, OBIEE add automatically a filter and the join between the original table channel and its alias SELECT Channels.”Channel Class” saw_0, Channels.”Channel Desc” saw_1 FROM SH ORDER BY saw_0, saw_1
How to fix “channel DESC” column error in obiee?
Drag and Drop the logical column “Channel desc” in the presentation layer. Suppress the original one if necessary. If you get this error when you choose the columns Channels.“Channel Class” and Channels.“Channel Desc”, it’s because OBIEE can not find any relation between the first logical table source and the alias logical table source.
How to deal with obiee error hy000?
Suppress the original one if necessary. If you get this error when you choose the columns Channels.“Channel Class” and Channels.“Channel Desc”, it’s because OBIEE can not find any relation between the first logical table source and the alias logical table source. State: HY000.
How to use BMM fact table with Obi?
If you have multiple facts in BMM,OBI engine will use the most economical fact table, depending on the number of dimensions of fact table. In some case you don’t need to use fact table, but you want to force OBI server to use fact table you want. In that case you should create a fact to choose dimensions only for query.
References:
OBIEE – Implicit Fact Column | Obis | Datacadamia – Data …
VSol | BI Training: Implicit Fact Column in OBIEE – Blogger
obiee-mad: Implicit Fact Column in OBIEE – Blogger
Dimension Only Reports With Implicit Fact Column Does …
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Questions just answered:
How to use BMM fact table with Obi?
What is a request variable in Obi?
How to create a channel filter in obiee?
How to fix “channel DESC” column error in obiee?
How to deal with obiee error hy000?
How to create Obi request with only dimensional columns?
How to set an implicit fact column?
What is the implicit fact column in obiee?
How to use BMM fact table with Obi?
How to create Obi request with only dimensional columns?
What is data modeling in obiee?
How do I select a fact attribute in obiee?
implicit fact column in obiee
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