CreateQuery hashed_array_dictionary (children 3)
 Identifier hashed_array_dictionary
 ExpressionList (children 4)
  DictionaryAttributeDeclaration id (children 1)
   DataType UInt64
  DictionaryAttributeDeclaration v1 (children 1)
   DataType String
  DictionaryAttributeDeclaration v2 (children 2)
   DataType Nullable (children 1)
    ExpressionList (children 1)
     DataType String
   Literal NULL
  DictionaryAttributeDeclaration v3 (children 1)
   DataType Nullable (children 1)
    ExpressionList (children 1)
     DataType UInt64
 Dictionary definition (children 4)
  ExpressionList (children 1)
   Identifier id
  FunctionWithKeyValueArguments  clickhouse (children 1)
   ExpressionList (children 1)
    pair (children 1)
     Literal \'dictionary_source_table\'
  Dictionary lifetime
  Dictionary layout (children 1)
   ExpressionList
