(
(let $1 '('"key"))
(let $2 (lambda '($20) $20))
(let $3 (StructType '('"key" (DataType 'String))))
(let $4 '('('"_logical_id" '714) '('"_id" '"2be75c46-16295d6e-534e91d2-33d010") '('"_wide_channels" $3)))
(let $5 (DqPhyStage '() (lambda '() (block '(
  (let $13 '@@["StructType";[["key";["DataType";"String"]];["subkey";["DataType";"String"]];["value";["DataType";"String"]]]]@@)
  (let $14 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $13)))
  (let $15 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
  (let $16 (YtStat '('Id '"Input2") '('RecordsCount '"4") '('DataSize '"164") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
  (let $17 (YtTable '"Input2" $14 $15 $16 '() (Void) (Void) '"/Root/plato"))
  (let $18 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $17 $1 (Void) (Void))) '()))))
  (return (DqPhyHashCombine (WideToBlocks (FromFlow (WideFilter (DqReadWideWrap $18 '()) (lambda '($19) (!= $19 (String '0)))))) '-1073741824 $2 (lambda '($21 $22) $21) (lambda '($23 $24 $25) $25) (lambda '($26 $27) $27)))
))) $4))
(let $6 (DqCnHashShuffle (TDqOutput $5 '0) '('0) '0 '"HashV2"))
(let $7 '('('"_logical_id" '952) '('"_id" '"3363e780-c288772f-c2be614f-a3588f16") '('"_partition_mode" '"aggregate")))
(let $8 (DqPhyStage '($6) (lambda '($28) (block '(
  (let $29 (lambda '($31 $32)))
  (let $30 (WideCombiner (ToFlow (WideFromBlocks $28)) '"" $2 $29 $29 $2))
  (return (FromFlow (NarrowMap $30 (lambda '($33) (AsStruct '('"key" $33))))))
))) $7))
(let $9 (DqCnUnionAll (TDqOutput $8 '0)))
(let $10 (DqPhyStage '($9) (lambda '($34) $34) '('('"_logical_id" '1115) '('"_id" '"a7e28387-c7dae714-24fbcaac-1b9e4768"))))
(let $11 '($5 $8 $10))
(let $12 (DqCnResult (TDqOutput $10 '0) $1))
(return (KqpPhysicalQuery '((KqpPhysicalTx $11 '($12) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType $3) '0 '0)) '('('"type" '"query"))))
)
