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Data Warehouse Glossary

 

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Parallelism
 
The ability to perform functions in parallel.
 
Phase
 
A grouping of activities that lead to a major project deliverable or milestone. Phase Completion The project management tasks which conclude and secure client sign-off of a phase.
 
Physical Data Model
 
A data model that represents the denormalized physical implementation of data that support an information system. The logical data model is denormalized to a physical data model according to specific criteria that do not compromise the logical data model but allow the database to operate efficiently in a specific operating environment.
 
Physical Naming Standards
 
Standard portion of a name assinged to a type of field (ex. Amt, flag, derived, etc.) Also see logical naming standards.
 
Pilot
 
An initial project which will serve as a model or template for future projects.
 
Plan
 
A scheme, method or design for the attainment of some objective or to achieve something.
 
Population
 
See Data Loading and Data Replication.
 
Primary Index
 
An index used to improve performance on the combination of columns most frequently used to access rows in a table.
 
Primary Key
 
A set of one or more columns in a database table whose values, in combination, are required to be unique within the table.