SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 4)
   ExpressionList (children 2)
    Identifier pickup_date
    Function groupBitmapMerge (alias users) (children 1)
     ExpressionList (children 1)
      Identifier uv
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier bitmap_state_test
   ExpressionList (children 1)
    Identifier pickup_date
   ExpressionList (children 1)
    OrderByElement (children 1)
     Identifier pickup_date