In the Column List:
- P = Primary key
- M = Mandatory field
- F = Foreign key (where the term is used loosely to indicate a surrogate key reference to a field in another table, not a formal constraint)
- DV = Default value
- In the Data Type column, varchar/nvarchar means that the data type is varchar except in multi-language databases that use Unicode, in which case the data type is nvarchar.
This dimension table enables Session Detail Record (SDR) facts to be described based on custom survey questions.
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The primary key of this table.
Modified: 8.5.010 (in Microsoft SQL Server, data type modified in single-language databases)
The survey question that was asked. Data received with an empty question is treated as invalid and discarded.
The surrogate key that is used to join to the CTL_AUDIT_LOG control table. The key specifies the lineage for data creation. This value can be useful for aggregation, enterprise application integration (EAI), and ETL tools—that is, applications that need to identify newly added data.
|I_SDR_SURVEY_QUESTIONS||X||Ensures that the combinations of values that are stored in the dimension table are unique.|
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