public override string ToString()
{
StringBuilder sb = new StringBuilder("HiveObjectRef(");
sb.Append("ObjectType: ");
sb.Append(ObjectType);
sb.Append(",DbName: ");
sb.Append(DbName);
sb.Append(",ObjectName: ");
sb.Append(ObjectName);
sb.Append(",PartValues: ");
sb.Append(PartValues);
sb.Append(",ColumnName: ");
sb.Append(ColumnName);
sb.Append(")");
return sb.ToString();
}