(
(let $1 (DqPhyStage '() (lambda '() (block '(
  (let $7 '@@["StructType";[["key";["OptionalType";["DataType";"Bool"]]];["subkey";["OptionalType";["DataType";"Bool"]]]]]@@)
  (let $8 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $7)))
  (let $9 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
  (let $10 (YtStat '('Id '"Input") '('RecordsCount '"9") '('DataSize '"261") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
  (let $11 (YtTable '"Input" $8 $9 $10 '() (Void) (Void) '"/Root/plato"))
  (let $12 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $11 '('"key" '"subkey") (Void) (Void) (Void))) '()))))
  (return (FromFlow (NarrowMap (DqReadWideWrap $12 '()) (lambda '($13 $14) (AsStruct '('"column2" (Not $13)) '('"key" $13) '('"subkey" $14))))))
))) '('('"_logical_id" '646) '('"_id" '"cce9bdcf-e0033f08-b311b9d3-710c45ef"))))
(let $2 (DqCnUnionAll (TDqOutput $1 '0)))
(let $3 (DqPhyStage '($2) (lambda '($15) $15) '('('"_logical_id" '692) '('"_id" '"7fe389d5-5c4b8fd5-d051161e-7d28dd6c"))))
(let $4 '('"key" '"subkey" '"column2"))
(let $5 (DqCnResult (TDqOutput $3 '0) $4))
(let $6 (OptionalType (DataType 'Bool)))
(return (KqpPhysicalQuery '((KqpPhysicalTx '($1 $3) '($5) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType (StructType '('"column2" $6) '('"key" $6) '('"subkey" $6))) '0 '0)) '('('"type" '"query"))))
)
