public void InitFields(params string[] fields)
{
var rowType = this.Table.GetElementType();
this.propertyPaths = new PropertyPath[fields.Length];
this.propertyTypes = new Type[fields.Length];
for (var i = 0; i < fields.Length; i++)
{
var p = new PropertyPath(rowType, fields[i]);
this.propertyPaths[i] = p;
this.propertyTypes[i] = p.GetLastType();
}
}