CreateQuery dict (children 3)
 Identifier dict
 ExpressionList (children 2)
  DictionaryAttributeDeclaration x (children 1)
   DataType UInt32
  DictionaryAttributeDeclaration y (children 1)
   DataType UInt32
 Dictionary definition (children 4)
  ExpressionList (children 1)
   Identifier x
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 1)
    pair (children 1)
     Literal \'tab\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
