DW Handbook

This page shows the name of the construct, its description

Attribute Value
Name Reduce Dimensions
Description None
Function None
Aim Allow a data engineer (user) to reduce dimensions of a relation horizontally or vertically
Context None
Rationale None
Mechanisim None
Formalisim None
Relational Algebra (RA) Similar to RA operation Select(σ)+Project (π)
Type Composite
Class Unary
Transformation_category 1:1
Inputs
InputsNumber of input datasets
None1
Outputs
OutputsNumber of output datasets
None1
Used in stage(s) Structuring2

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