(
(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" '964) '('"_id" '"a322821b-2d9ee082-2facaaa5-bb0e4e57") '('"_wide_channels" (StructType '('"k2" $7)))))
(let $14 (DqPhyStage '() (lambda '() (block '(
  (let $24 '@@["StructType";[["k2";["DataType";"String"]];["v2";["DataType";"String"]];["u2";["DataType";"String"]]]]@@)
  (let $25 '('"k2" '"v2"))
  (let $26 (YqlRowSpec $2 $3 $4 '('Type $24) $6 '('SortMembers $25) '('SortedBy $25) '('SortedByTypes '($7 $7))))
  (let $27 (YtStat '('Id '"Input2") '('RecordsCount '"3") '('DataSize '"108") $9 $10 $11))
  (let $28 (YtTable '"Input2" $26 $8 $27 '() (Void) (Void) '"/Root/plato"))
  (let $29 (YtReadTable! world $1 '((YtSection '((YtPath $28 $12 (Void) (Void) (Void))) '()))))
  (return (FromFlow (DqReadWideWrap $29 '())))
))) $13))
(let $15 (DqCnBroadcast (TDqOutput $14 '0)))
(let $16 (OptionalType $7))
(let $17 (StructType '('"a.k1" $16) '('"a.u1" $7) '('"a.v1" $16)))
(let $18 '('('"_logical_id" '1064) '('"_id" '"b66282c7-2e44860f-5c84546e-443ade2b") '('"_wide_channels" $17)))
(let $19 (DqPhyStage '($15) (lambda '($30) (block '(
  (let $31 '('One 'Hashed 'Compact))
  (let $32 (NarrowSqueezeToDict (ToFlow $30) (lambda '($33) $33) (lambda '($34) (Void)) $31))
  (return (FromFlow (WideSort (FlatMap $32 (lambda '($35) (block '(
    (let $36 '@@["StructType";[["k1";["OptionalType";["DataType";"String"]]];["v1";["OptionalType";["DataType";"String"]]];["u1";["DataType";"String"]]]]@@)
    (let $37 '('"k1" '"v1"))
    (let $38 (YqlRowSpec $2 $3 $4 '('Type $36) $6 '('SortMembers $37) '('SortedBy $37) '('SortedByTypes '($16 $16))))
    (let $39 (YtStat '('Id '"Input1") '('RecordsCount '"5") '('DataSize '"180") $9 $10 $11))
    (let $40 (YtTable '"Input1" $38 $8 $39 '() (Void) (Void) '"/Root/plato"))
    (let $41 '('"k1" '"u1" '"v1"))
    (let $42 (YtReadTable! world $1 '((YtSection '((YtPath $40 $41 (Void) (Void) (Void))) '()))))
    (let $43 '('0 '0 '1 '1 '2 '2))
    (return (MapJoinCore (WideFilter (DqReadWideWrap $42 '()) (lambda '($44 $45 $46) (Exists $44))) $35 'LeftSemi '('0) $12 $43 '() '('"a.k1") '('"b.k2")))
  )))) '('('0 $5)))))
))) $18))
(let $20 (DqCnMerge (TDqOutput $19 '0) '('('0 '"Asc"))))
(let $21 (DqPhyStage '($20) (lambda '($47) (FromFlow (NarrowMap (ToFlow $47) (lambda '($48 $49 $50) (AsStruct '('"a.k1" $48) '('"a.u1" $49) '('"a.v1" $50)))))) '('('"_logical_id" '1076) '('"_id" '"a80b15d-5e67b20c-502da2aa-505f10a7"))))
(let $22 '($14 $19 $21))
(let $23 (DqCnResult (TDqOutput $21 '0) '()))
(return (KqpPhysicalQuery '((KqpPhysicalTx $22 '($23) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType $17) '0 '0)) '('('"type" '"query"))))
)
