public override int Delete <T>(DocumentQuery query)
{
var list = ReadList <T>(query);
int numberOfRows = list.Count;
if (numberOfRows == 0)
{
return(0);
}
using (var writer = new DocumentWriter <T>(this, query.TypeOf))
{
writer.DeleteDocuments(list);
writer.SubmitChanges();
}
return(numberOfRows);
}