public ResultSet.ResultSet Apply(ResultSet.ResultSet rs)
{
var newRs = rs.Clone();
var groups = groupBy.Execute(rs);
foreach (var group in groups)
{
var groupRs = new ResultSet.ResultSet();
groupRs.Load(group.Value);
var filtered = filter.Apply(groupRs);
newRs.AddRange(filtered.Rows.Cast <DataRow>());
}
return(newRs);
}
public ResultSet.ResultSet Apply(ResultSet.ResultSet rs)
{
IList <ScoredObject> subset = new List <ScoredObject>();
var scorer = new DataRowScorer(Operand, Aliases, Expressions);
foreach (DataRow row in rs.Rows)
{
var score = scorer.Execute(row);
InsertRow(score, ref subset);
}
var newRs = rs.Clone();
newRs.Load(subset.Select(x => x.Value as DataRow));
return(newRs);
}