CreateQuery dict_complex1_kv (children 3)
 Identifier dict_complex1_kv
 ExpressionList (children 2)
  DictionaryAttributeDeclaration k1 (children 1)
   DataType UInt64
  DictionaryAttributeDeclaration attr (children 1)
   DataType Int32
 Dictionary definition (children 4)
  ExpressionList (children 1)
   Identifier k1
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 1)
    pair (children 1)
     Literal \'dict_src_complex1_kv\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
