(
(let $1 '('"key"))
(let $2 (DqPhyStage '() (lambda '() (block '(
  (let $6 '@@["StructType";[["key";["DataType";"String"]];["subkey";["DataType";"String"]];["value";["DataType";"String"]]]]@@)
  (let $7 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $6)))
  (let $8 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
  (let $9 (YtStat '('Id '"Input") '('RecordsCount '"4") '('DataSize '"166") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
  (let $10 (YtTable '"Input" $7 $8 $9 '() (Void) (Void) '"/Root/plato"))
  (let $11 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $10 $1 (Void) (Void))) '()))))
  (return (FromFlow (NarrowMap (DqReadWideWrap $11 '()) (lambda '($12) (AsStruct '('"key" $12))))))
))) '('('"_logical_id" '473) '('"_id" '"7db31cc6-56ac444c-824b4fd1-2de2d84"))))
(let $3 (DqCnUnionAll (TDqOutput $2 '0)))
(let $4 (DqPhyStage '($3) (lambda '($13) $13) '('('"_logical_id" '514) '('"_id" '"bd5a22ba-64bbd59d-6ea89295-1ee9ae30"))))
(let $5 (DqCnResult (TDqOutput $4 '0) $1))
(return (KqpPhysicalQuery '((KqpPhysicalTx '($2 $4) '($5) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType (StructType '('"key" (DataType 'String)))) '0 '0)) '('('"type" '"query"))))
)
