primaryKey.IdMapBase {IdMappingAnalysis} | R Documentation |
Retrieves a primary key for a given IdMapBase object.
The method can be used as object specific as well as static. In the latter case
the method can accept a data.frame
using IdMapBase$primaryKey(<data.frame>) signature
returning the name of the <data.frame> first column.
## S3 method for class 'IdMapBase' primaryKey(this, DF=NULL, ...)
... |
Not used |
A character
string representing primary key for given IdMapBase object
Alex Lisovich, Roger Day
For more information see IdMapBase
.
obj<-IdMapBase(examples$identDfList[[1]]); obj$primaryKey();