Format defintion for ps data with endtime instead of interval

This format is used for non periodical data

Usage

format_ps(tz = "Etc/GMT-1")

Arguments

tz

time zone used for chunking/content. Default Etc/GMT-1

Value

R6 class object of format_rolf

TODO

Define class of columns

Columns

• starttime: POSIXct

• endtime: POSIXct

• site: factor/character

• parameter: factor/character

• unit: factor/character

• value: double

Series

A serie is the unique combination of the columns:

• site

• parameter

• unit

Chunking

The data is chunked by the columns

• site

Content Columns

• year = year(with_tz(starttime, tz))

• site

• parameter

• unit

• n = number of valid values