add.selection {hypercube}

Adds selection criteria to a hypercube

Description

This function adds further selection criteria to a hypercube. The cube itself will not be changed. The selection criteria only affect the data that will be shown when printing the cube. Note that selection criteria will be applied before aggregating the data.

Usage

add.selection(x, criteria)

Arguments

x

Hypercube for which the selection criteria will be defined.

criteria

A list of selection criteria.

Value

Returns a Cube object with the added selection criteria.

Author(s)

Michael Scholz [e-mail]

See Also

Cube remove.selection add.aggregation

Examples

data("sales")
print(str(sales))
cube = generateCube(sales, columns = list(time = c("month", "year"),
      location = c("state"), product = "product"), valueColumn = "amount")
cube = add.selection(cube, criteria = list(state = c("CA", "FL")))
cube
cube = add.selection(cube, criteria = list(state = c("TX")))
cube