list_regions: List (administrative) regions in the EPD

Description Usage Arguments Value Examples

View source: R/EPDr-list_functions.R

Description

This function looks into the database and returns all combined information in the POLDIV1 and POLDIV2 tables (see documentation of the EPD: http://www.europeanpollendatabase.net/data/downloads/image/pollen-database-manual-20071011.doc). Because the function returns a whole table, it only needs a parameter with a valid connection to the database. The list can be restricted to specific countries using parameter country.

Usage

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Arguments

connection

PostgreSQLConnection. Object of class PostgreSQLConnection as returned by function connect_to_epd.

country

Character vector indicating the three letters code or the full name of the desired countries.

Value

data.frame with four columns:

Examples

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## Not run: 
epd.connection <- connect_to_epd(host = "localhost", database = "epd",
                              user = "epdr", password = "epdrpw")
list_regions(epd.connection)
list_regions(epd.connection, "ESP")
list_regions(epd.connection, "Spain")
list_regions(epd.connection, c("Spain", "France", "Germany"))

## End(Not run)

dinilu/EPDr documentation built on Jan. 13, 2018, 9:03 p.m.