reference_dimension: Reference a dimension

In starschemar: Obtaining Stars from Flat Tables

Reference a dimension

Description

Given a dimension, transform the fact table so that the attributes of the dimension indicated as a parameter, which are in the fact table, are replaced by the other attributes of the dimension.

Usage

reference_dimension(ft, dimension, attributes, conversion = TRUE)

Arguments

ft	A fact_table object.
dimension	A dimension_table object.
attributes	A vector of attribute names, attributes used to reference the dimension.
conversion	A boolean, indicates whether the attributes need to be transformed.

Details

It is used to replace a set of attributes in the fact table with the generated key of the dimension.

If necessary, it is also used for the inverse operation: replace the generated key with the rest of attributes (dereference a dimension).

Value

A fact_table object.

starschemar documentation built on Nov. 11, 2023, 5:09 p.m.