validate (version 0.1.4)

aggregate,validation-method: Aggregate validation results

Description

Aggregate results of a validation.

Usage

## S3 method for class 'validation':
aggregate(x, by = c("rule", "record"), drop = TRUE,
  ...)

Arguments

x

An object of class validation

by

Report on violations per rule (default) or per record?

drop

drop list attribute if the result is list of length 1

...

Arguments to be passed to or from other methods.

Value

• By default, a data.frame with the following columns. ll{ npass Number of items passed nfail Number of items failing nNA Number of items resulting in NA rel.pass Relative number of items passed rel.fail Relative number of items failing rel.NA Relative number of items resulting in NA } If by='rule' the relative numbers are computed with respect to the number of records for which the rule was evaluated. If by='record' the relative numbers are computed with respect to the number of rules the record was tested agains.

  When by='record' and not all validation results have the same dimension structure, a list of data.frames is returned.

See Also

• summary,validation-method

barplot,validation-method sort,validation-method validation

Examples

data(retailers)
retailers$id <- paste0("ret",1:nrow(retailers))
v <- validator(
    staff.costs/staff < 25
  , turnover + other.rev==total.rev)

cf <- confront(retailers,v,key="id")
a <- aggregate(cf,by='record')
head(a)

# or, get a sorted result:
s <- sort(cf, by='record')
head(s)