SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 3)
    Identifier dt
    Identifier id
    Function arraySort (children 1)
     ExpressionList (children 1)
      Function groupArrayArray (children 1)
       ExpressionList (children 1)
        Identifier arr
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      Subquery (children 1)
       SelectWithUnionQuery (children 1)
        ExpressionList (children 2)
         SelectQuery (children 3)
          ExpressionList (children 3)
           Identifier dt
           Identifier id
           Identifier arr
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier table1
          Function and (children 1)
           ExpressionList (children 2)
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier dt
              Literal \'2019-01-14\'
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier id
              Literal UInt64_1
         SelectQuery (children 3)
          ExpressionList (children 3)
           Identifier dt
           Identifier id
           Identifier arr
          TablesInSelectQuery (children 1)
           TablesInSelectQueryElement (children 1)
            TableExpression (children 1)
             TableIdentifier table2
          Function and (children 1)
           ExpressionList (children 2)
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier dt
              Literal \'2019-01-14\'
            Function equals (children 1)
             ExpressionList (children 2)
              Identifier id
              Literal UInt64_1
   ExpressionList (children 2)
    Identifier dt
    Identifier id
