getProductionData: Get Production Data

In ncwanner/Production_Validation: Package to perform the imputation of area harvested, production and yield for the FAO production domain

Description

This function returns the production data currently in the database for a particular DatasetKey. It also performs a few clean-up operations on the data before directly returning.

Usage

getProductionData(dataContext, areaVar = "geographicAreaM49",
  itemVar = "measuredItemCPC", elementVar = "measuredElement",
  yearVar = "timePointYears")

Arguments

dataContext	An object of type DatasetKey (defined in faosws). This parameter provides the configuration of the dataset (i.e. which countries, commodities, etc.).
areaVar	The column name of the country code column.
itemVar	The column name of the commodity code column.
elementVar	The column name of the element code column.
yearVar	The column name of the year column.

Value

A list of length 3:

• query: A data.table containing the production data from the database.

• formulaTuples: The element codes for the production, output, and yield elements. There may be multiple records in this table if multiple elements are relevant.

• prefixTuples: This element contains the prefixes for the flags and values.

ncwanner/Production_Validation documentation built on May 8, 2019, 1:48 p.m.