export_aggregated_data {daiquiri}

Export aggregated data

Description

Export aggregated data to disk. Creates a separate file for each aggregated field in dataset.

Usage

export_aggregated_data(
  aggregated_data,
  save_directory,
  save_file_prefix = "",
  save_file_type = "csv"
)

Arguments

aggregated_data

A daiquiri_aggregated_data object

save_directory

String. Full or relative path for save folder

save_file_prefix

String. Optional prefix for the exported filenames

save_file_type

String. Filetype extension supported by readr, currently only csv allowed

Value

(invisibly) The daiquiri_aggregated_data object that was passed in

Examples

raw_data <- read_data(
  system.file("extdata", "example_prescriptions.csv", package = "daiquiri"),
  delim = ",",
  col_names = TRUE
)

source_data <- prepare_data(
  raw_data,
  field_types = field_types(
    PrescriptionID = ft_uniqueidentifier(),
    PrescriptionDate = ft_timepoint(),
    AdmissionDate = ft_datetime(includes_time = FALSE),
    Drug = ft_freetext(),
    Dose = ft_numeric(),
    DoseUnit = ft_categorical(),
    PatientID = ft_ignore(),
    Location = ft_categorical(aggregate_by_each_category = TRUE)
  ),
  override_column_names = FALSE,
  na = c("", "NULL")
)

aggregated_data <- aggregate_data(
  source_data,
  aggregation_timeunit = "day"
)

export_aggregated_data(
  aggregated_data,
  save_directory = ".",
  save_file_prefix = "ex_"
)