SelectWithUnionQuery (children 1)
 ExpressionList (children 1)
  SelectQuery (children 3)
   ExpressionList (children 5)
    Function tuple (children 1)
     ExpressionList (children 2)
      Identifier number
      Function toDate (children 1)
       ExpressionList (children 1)
        Literal \'2019-05-20\'
    Function dictHas (children 1)
     ExpressionList (children 3)
      Literal \'range_key_dictionary\'
      Identifier number
      Function toDate (children 1)
       ExpressionList (children 1)
        Literal \'2019-05-20\'
    Function dictGetOrNull (children 1)
     ExpressionList (children 4)
      Literal \'range_key_dictionary\'
      Literal \'value\'
      Identifier number
      Function toDate (children 1)
       ExpressionList (children 1)
        Literal \'2019-05-20\'
    Function dictGetOrNull (children 1)
     ExpressionList (children 4)
      Literal \'range_key_dictionary\'
      Literal \'value_nullable\'
      Identifier number
      Function toDate (children 1)
       ExpressionList (children 1)
        Literal \'2019-05-20\'
    Function dictGetOrNull (children 1)
     ExpressionList (children 4)
      Literal \'range_key_dictionary\'
      Literal Tuple_(\'value\', \'value_nullable\')
      Identifier number
      Function toDate (children 1)
       ExpressionList (children 1)
        Literal \'2019-05-20\'
   TablesInSelectQuery (children 1)
    TablesInSelectQueryElement (children 1)
     TableExpression (children 1)
      TableIdentifier system.numbers
   Literal UInt64_5
