(
(let $1 (DataType 'String))
(let $2 (StructType '('"k1" $1) '('"u1" $1) '('"v1" $1) '('"x" (OptionalType $1)) '('"y" (OptionalType (DataType 'Int32))) '('"z" (NullType))))
(let $3 '('('"_logical_id" '1039) '('"_id" '"2e36e755-a089dfed-bf71ba8d-e8c6d75c") '('"_wide_channels" $2)))
(let $4 (DqPhyStage '() (lambda '() (block '(
  (let $8 '('"x" (String '"bbb")))
  (let $9 '('"z" (Null)))
  (let $10 (AsStruct $8 '('"y" (Int32 '1)) $9))
  (let $11 (AsStruct $8 '('"y" (Int32 '2)) $9))
  (let $12 '('Many 'Hashed 'Compact))
  (let $13 (SqueezeToDict (Map (ToFlow (AsList $10 $11)) (lambda '($15) '((Member $15 '"x") $15))) (lambda '($16) (Nth $16 '0)) (lambda '($17) (Nth $17 '1)) $12))
  (let $14 (Bool 'true))
  (return (FromFlow (WideSort (FlatMap $13 (lambda '($18) (block '(
    (let $19 '@@["StructType";[["k1";["DataType";"String"]];["v1";["DataType";"String"]];["u1";["DataType";"String"]]]]@@)
    (let $20 '('"k1" '"v1"))
    (let $21 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $19) '('SortDirections '($14 $14)) '('SortMembers $20) '('SortedBy $20) '('SortedByTypes '($1 $1))))
    (let $22 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0)))
    (let $23 (YtStat '('Id '"Input1") '('RecordsCount '4) '('DataSize '"144") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
    (let $24 (YtTable '"Input1" $21 $22 $23 '() (Void) (Void) '"/Root/plato"))
    (let $25 '('"k1" '"u1" '"v1"))
    (let $26 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $24 $25 (Void) (Void))) '()))))
    (let $27 '('0 '0 '1 '1 '2 '2))
    (let $28 '('"x" '3 '"y" '4 '"z" '5))
    (return (MapJoinCore (DqReadWideWrap $26 '()) $18 'Left '('0) '('"x") $27 $28 '('"a.k1") '('"b.x")))
  )))) '('('0 $14) '('4 $14)))))
))) $3))
(let $5 (DqCnMerge (TDqOutput $4 '0) '('('0 '"Asc") '('4 '"Asc"))))
(let $6 (DqPhyStage '($5) (lambda '($29) (FromFlow (NarrowMap (ToFlow $29) (lambda '($30 $31 $32 $33 $34 $35) (AsStruct '('"k1" $30) '('"u1" $31) '('"v1" $32) '('"x" $33) '('"y" $34) '('"z" $35)))))) '('('"_logical_id" '1051) '('"_id" '"ae28a154-e3fb62ba-54a8e3b1-d258bf1a"))))
(let $7 (DqCnResult (TDqOutput $6 '0) '()))
(return (KqpPhysicalQuery '((KqpPhysicalTx '($4 $6) '($7) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType $2) '0 '0)) '('('"type" '"query"))))
)
