SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 1)
    Identifier f.model_id
   TablesInSelectQuery (children 2)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier fact_cpc_clicks (alias f)
    TablesInSelectQueryElement (children 2)
     TableExpression (children 1)
      TableIdentifier dim_model (alias d)
     TableJoin (children 1)
      Function equals (children 1)
       ExpressionList (children 2)
        Identifier f.model_id
        Identifier d.model_id
   Literal UInt64_10
