CreateQuery fixed_string (children 3)
 Identifier fixed_string
 Columns definition (children 1)
  ExpressionList (children 2)
   ColumnDeclaration id (children 1)
    DataType UInt64
   ColumnDeclaration s (children 1)
    DataType FixedString (children 1)
     ExpressionList (children 1)
      Literal UInt64_256
 Storage definition (children 2)
  Function MergeTree (children 1)
   ExpressionList
  Identifier id