(
(let $1 (DataSource '"yt" '"/Root/plato"))
(let $2 '@@["StructType";[["key";["DataType";"String"]];["subkey";["DataType";"String"]];["value";["DataType";"String"]]]]@@)
(let $3 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $2)))
(let $4 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
(let $5 '('RecordsCount '"4"))
(let $6 '('DataSize '"166"))
(let $7 '('ChunkCount '1))
(let $8 '('ModifyTime '0))
(let $9 '('Revision '0))
(let $10 (DataType 'String))
(let $11 '('"key" $10))
(let $12 '('"_wide_channels" (StructType $11 '('"subkey" $10))))
(let $13 '('('"_logical_id" '1133) '('"_id" '"fd5f684f-f3a413f6-fed4e118-8906a2f3") $12))
(let $14 (DqPhyStage '() (lambda '() (block '(
  (let $37 (YtStat '('Id '"Input1") $5 $6 $7 $8 $9))
  (let $38 (YtTable '"Input1" $3 $4 $37 '() (Void) (Void) '"/Root/plato"))
  (let $39 (YtReadTable! world $1 '((YtSection '((YtPath $38 '('"key" '"subkey") (Void) (Void))) '()))))
  (return (FromFlow (DqReadWideWrap $39 '())))
))) $13))
(let $15 (DqCnUnionAll (TDqOutput $14 '0)))
(let $16 (lambda '($40) $40))
(let $17 '('('"_logical_id" '1210) '('"_id" '"4844ebc4-c0b2563b-62be9da0-dc7212e8") $12))
(let $18 (DqPhyStage '($15) $16 $17))
(let $19 '('"_wide_channels" (StructType $11 '('"value" $10))))
(let $20 '('('"_logical_id" '1156) '('"_id" '"a3963667-c4a12991-88f373f4-c160159b") $19))
(let $21 (DqPhyStage '() (lambda '() (block '(
  (let $41 (YtStat '('Id '"Input3") $5 $6 $7 $8 $9))
  (let $42 (YtTable '"Input3" $3 $4 $41 '() (Void) (Void) '"/Root/plato"))
  (let $43 (YtReadTable! world $1 '((YtSection '((YtPath $42 '('"key" '"value") (Void) (Void))) '()))))
  (return (FromFlow (DqReadWideWrap $43 '())))
))) $20))
(let $22 (DqCnUnionAll (TDqOutput $21 '0)))
(let $23 '('('"_logical_id" '1197) '('"_id" '"9a913af0-e945a9ee-f97a519e-73d4c318") $19))
(let $24 (DqPhyStage '($22) $16 $23))
(let $25 '('0))
(let $26 (DqCnHashShuffle (TDqOutput $18 '0) $25 '0 '"HashV2"))
(let $27 (DqCnHashShuffle (TDqOutput $24 '0) $25 '0 '"HashV2"))
(let $28 (StructType '('"a" $10) '('"b" $10) '('"c" $10)))
(let $29 '('('"_logical_id" '1392) '('"_id" '"bc3fe4a9-cbf5b35f-be8edb9a-fe41886f") '('"_wide_channels" $28)))
(let $30 (DqPhyStage '($26 $27) (lambda '($44 $45) (block '(
  (let $46 (lambda '($53 $54) $53))
  (let $47 '('Many 'Hashed 'Compact))
  (let $48 (NarrowSqueezeToDict (ToFlow $44) $46 (lambda '($55 $56) (AsStruct '('"key" $55) '('"subkey" $56))) $47))
  (let $49 (Bool 'true))
  (let $50 '($49 $49 $49))
  (let $51 (Sort (Map (FlatMap $48 (lambda '($57) (block '(
    (let $58 (NarrowSqueezeToDict (ToFlow $45) $46 (lambda '($59 $60) (AsStruct '('"key" $59) '('"value" $60))) $47))
    (return (FlatMap $58 (lambda '($61) (block '(
      (let $62 (JoinDict $57 $61 'Full '()))
      (return (Map $62 (lambda '($63) (block '(
        (let $64 (Nth $63 '0))
        (return (AsStruct '('"Input1.key" (Member $64 '"key")) '('"Input1.subkey" (Member $64 '"subkey")) '('"Input3.value" (Member (Nth $63 '1) '"value"))))
      )))))
    )))))
  )))) (lambda '($65) (block '(
    (let $66 (String '"_null"))
    (return (AsStruct '('"a" (Coalesce (Member $65 '"Input1.key") $66)) '('"b" (Coalesce (Member $65 '"Input1.subkey") $66)) '('"c" (Coalesce (Member $65 '"Input3.value") $66))))
  )))) $50 (lambda '($67) '((Member $67 '"a") (Member $67 '"b") (Member $67 '"c")))))
  (let $52 (lambda '($68) (Member $68 '"a") (Member $68 '"b") (Member $68 '"c")))
  (return (FromFlow (ExpandMap $51 $52)))
))) $29))
(let $31 '('('0 '"Asc") '('1 '"Asc") '('"2" '"Asc")))
(let $32 (DqCnMerge (TDqOutput $30 '0) $31))
(let $33 (DqPhyStage '($32) (lambda '($69) (FromFlow (NarrowMap (ToFlow $69) (lambda '($70 $71 $72) (AsStruct '('"a" $70) '('"b" $71) '('"c" $72)))))) '('('"_logical_id" '1404) '('"_id" '"d1b7ab6d-348c55d0-43d5d4e6-d75a968b"))))
(let $34 '($14 $18 $21 $24 $30 $33))
(let $35 '('"a" '"b" '"c"))
(let $36 (DqCnResult (TDqOutput $33 '0) $35))
(return (KqpPhysicalQuery '((KqpPhysicalTx $34 '($36) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType $28) '0 '0)) '('('"type" '"query"))))
)
