Custom merge (left join) of difference data with some input data
mergeInputDiff(diffData, inputData, typeData, colsBy)A data.table object.
The inputData is joined with the columns Comparison type
and Version from the diffData argument.
A data.table object as output from compareDiff.
A data.table object. For instance, the newData or
the oldData argument from compareTables.
String with type of data, as "new" for newData or
"old" for oldData.
Character vector of columns for doing the merge by.