(
(let $1 (DqPhyStage '() (lambda '() (block '(
  (let $10 '@@["StructType";[["key";["DataType";"Int32"]];["val";["StructType";[["a";["DataType";"Int32"]];["x";["DataType";"Int32"]];["o";["OptionalType";["DataType";"Int32"]]]]]]]]@@)
  (let $11 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $10)))
  (let $12 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
  (let $13 (YtStat '('Id '"Input") '('RecordsCount '"9") '('DataSize '"397") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
  (let $14 (YtTable '"Input" $11 $12 $13 '() (Void) (Void) '"/Root/plato"))
  (let $15 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $14 '('"key" '"val") (Void) (Void))) '()))))
  (return (FromFlow (NarrowMap (DqReadWideWrap $15 '()) (lambda '($16 $17) (block '(
    (let $18 '('"a" (Member $17 '"a")))
    (let $19 '('"o" (Member $17 '"o")))
    (let $20 (AsStruct $18 '('"k" $16) $19 '('"x" (Member $17 '"x"))))
    (return (AsStruct $18 '('"q" (AsStruct '('"qkrq" (String '"QKRQ")) '('"qq" $16))) '('"wik" $20) '('"wox" (AsStruct $18 $19))))
  ))))))
))) '('('"_logical_id" '886) '('"_id" '"16bd3ec3-c3d2b0ee-801e0c8c-fc57a3c7"))))
(let $2 (DqCnUnionAll (TDqOutput $1 '0)))
(let $3 (DqPhyStage '($2) (lambda '($21) $21) '('('"_logical_id" '942) '('"_id" '"2148e480-301eac92-d7e93a17-8311402e"))))
(let $4 '('"a" '"q" '"wik" '"wox"))
(let $5 (DqCnResult (TDqOutput $3 '0) $4))
(let $6 (DataType 'Int32))
(let $7 '('"a" $6))
(let $8 '('"o" (OptionalType $6)))
(let $9 (StructType $7 '('"k" $6) $8 '('"x" $6)))
(return (KqpPhysicalQuery '((KqpPhysicalTx '($1 $3) '($5) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType (StructType $7 '('"q" (StructType '('"qkrq" (DataType 'String)) '('"qq" $6))) '('"wik" $9) '('"wox" (StructType $7 $8)))) '0 '0)) '('('"type" '"query"))))
)
