(
(let $1 (DataSource '"yt" '"/Root/plato"))
(let $2 '('NativeYtTypeFlags '0))
(let $3 '('StrictSchema '1))
(let $4 '('UniqueKeys '0))
(let $5 (Bool 'true))
(let $6 '('SortDirections '($5 $5)))
(let $7 (DataType 'String))
(let $8 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0)))
(let $9 '('ChunkCount '1))
(let $10 '('ModifyTime '0))
(let $11 '('Revision '0))
(let $12 '('"k2"))
(let $13 '('('"_logical_id" '1393) '('"_id" '"1af7b4ad-cb58035c-af3c1eab-b3a0a06e") '('"_wide_channels" (StructType '('"k2" $7)))))
(let $14 (DqPhyStage '() (lambda '() (block '(
  (let $38 '@@["StructType";[["k2";["DataType";"String"]];["v2";["DataType";"String"]];["u2";["DataType";"String"]]]]@@)
  (let $39 '('"k2" '"v2"))
  (let $40 (YqlRowSpec $2 $3 $4 '('Type $38) $6 '('SortMembers $39) '('SortedBy $39) '('SortedByTypes '($7 $7))))
  (let $41 (YtStat '('Id '"Input2") '('RecordsCount '"16") '('DataSize '"518") $9 $10 $11))
  (let $42 (YtTable '"Input2" $40 $8 $41 '() (Void) (Void) '"/Root/plato"))
  (let $43 (YtReadTable! world $1 '((YtSection '((YtPath $42 $12 (Void) (Void))) '()))))
  (return (FromFlow (DqReadWideWrap $43 '())))
))) $13))
(let $15 (DqCnBroadcast (TDqOutput $14 '0)))
(let $16 (lambda '($46) $46))
(let $17 (lambda '($47) (Void)))
(let $18 '('One 'Hashed 'Compact))
(let $19 (OptionalType $7))
(let $20 '('0))
(let $21 '('0 '0 '1 '1 '2 '2))
(let $22 '('"a.k1"))
(let $23 (StructType '('"a.k1" $7) '('"a.u1" $7) '('"a.v1" $19)))
(let $24 '('('"_logical_id" '1485) '('"_id" '"71fd4365-bbb53a08-915ee216-483a5478") '('"_wide_channels" $23)))
(let $25 (DqPhyStage '($15) (lambda '($44) (block '(
  (let $45 (NarrowSqueezeToDict (ToFlow $44) $16 $17 $18))
  (return (FromFlow (FlatMap $45 (lambda '($48) (block '(
    (let $49 '@@["StructType";[["k1";["DataType";"String"]];["v1";["OptionalType";["DataType";"String"]]];["u1";["DataType";"String"]]]]@@)
    (let $50 '('"k1" '"v1"))
    (let $51 (YqlRowSpec $2 $3 $4 '('Type $49) $6 '('SortMembers $50) '('SortedBy $50) '('SortedByTypes '($7 $19))))
    (let $52 (YtStat '('Id '"Input1") '('RecordsCount '"23") '('DataSize '"745") $9 $10 $11))
    (let $53 (YtTable '"Input1" $51 $8 $52 '() (Void) (Void) '"/Root/plato"))
    (let $54 '('"k1" '"u1" '"v1"))
    (let $55 (YtReadTable! world $1 '((YtSection '((YtPath $53 $54 (Void) (Void))) '()))))
    (return (MapJoinCore (DqReadWideWrap $55 '()) $48 'LeftSemi $20 $12 $21 '() $22 '('"b.k2")))
  ))))))
))) $24))
(let $26 '('"k3"))
(let $27 '('('"_logical_id" '1414) '('"_id" '"850ca270-51d5747-de528c83-c327e47c") '('"_wide_channels" (StructType '('"k3" $19)))))
(let $28 (DqPhyStage '() (lambda '() (block '(
  (let $56 '@@["StructType";[["k3";["OptionalType";["DataType";"String"]]];["v3";["DataType";"String"]];["u3";["DataType";"String"]]]]@@)
  (let $57 '('"k3" '"v3"))
  (let $58 (YqlRowSpec $2 $3 $4 '('Type $56) $6 '('SortMembers $57) '('SortedBy $57) '('SortedByTypes '($19 $7))))
  (let $59 (YtStat '('Id '"Input3") '('RecordsCount '"6") '('DataSize '"194") $9 $10 $11))
  (let $60 (YtTable '"Input3" $58 $8 $59 '() (Void) (Void) '"/Root/plato"))
  (let $61 (YtReadTable! world $1 '((YtSection '((YtPath $60 $26 (Void) (Void))) '()))))
  (return (FromFlow (DqReadWideWrap $61 '())))
))) $27))
(let $29 (DqCnMap (TDqOutput $25 '0)))
(let $30 (DqCnBroadcast (TDqOutput $28 '0)))
(let $31 (StructType '('"k1" $7) '('"u1" $7) '('"v1" $19)))
(let $32 '('('"_logical_id" '1626) '('"_id" '"ad17754f-d0887be3-58eb2f1a-ab582ff9") '('"_wide_channels" $31)))
(let $33 (DqPhyStage '($29 $30) (lambda '($62 $63) (block '(
  (let $64 (SqueezeToDict (NarrowFlatMap (WideFilter (ToFlow $63) (lambda '($65) (Exists $65))) (lambda '($66) $66)) $16 $17 $18))
  (return (FromFlow (WideSort (FlatMap $64 (lambda '($67) (MapJoinCore (ToFlow $62) $67 'LeftOnly $20 $26 $21 '() $22 '('"c.k3")))) '('('1 $5)))))
))) $32))
(let $34 (DqCnMerge (TDqOutput $33 '0) '('('1 '"Asc"))))
(let $35 (DqPhyStage '($34) (lambda '($68) (FromFlow (NarrowMap (ToFlow $68) (lambda '($69 $70 $71) (AsStruct '('"k1" $69) '('"u1" $70) '('"v1" $71)))))) '('('"_logical_id" '1638) '('"_id" '"efe353d4-ef3839dd-ec7c62b3-1b86634e"))))
(let $36 '($14 $25 $28 $33 $35))
(let $37 (DqCnResult (TDqOutput $35 '0) '()))
(return (KqpPhysicalQuery '((KqpPhysicalTx $36 '($37) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType $31) '0 '0)) '('('"type" '"query"))))
)
