(
(let $1 (DqPhyStage '() (lambda '() (block '(
  (let $5 '@@["StructType";[["a";["PgType";"date"]];["b";["PgType";"timestamp"]]]]@@)
  (let $6 (YqlRowSpec '('NativeYtTypeFlags '0) '('StrictSchema '1) '('UniqueKeys '0) '('Type $5)))
  (let $7 (YtMeta '('CanWrite '1) '('DoesExist '1) '('YqlCompatibleScheme '1) '('InferredScheme '0) '('IsDynamic '0) '('Attrs '('('"native_strict_schema" '"false")))))
  (let $8 (YtStat '('Id '"Input") '('RecordsCount '"3") '('DataSize '"166") '('ChunkCount '1) '('ModifyTime '0) '('Revision '0)))
  (let $9 (YtTable '"Input" $6 $7 $8 '() (Void) (Void) '"/Root/plato"))
  (let $10 (YtReadTable! world (DataSource '"yt" '"/Root/plato") '((YtSection '((YtPath $9 '('"a" '"b") (Void) (Void))) '()))))
  (return (FromFlow (NarrowMap (DqReadWideWrap $10 '()) (lambda '($11 $12) (AsStruct '('"column0" (FromPg $11)) '('"column1" (FromPg $12)))))))
))) '('('"_logical_id" '628) '('"_id" '"ea8630a-851cc05a-434b7f99-c614e11a"))))
(let $2 (DqCnUnionAll (TDqOutput $1 '0)))
(let $3 (DqPhyStage '($2) (lambda '($13) $13) '('('"_logical_id" '674) '('"_id" '"5efab883-9c83aca9-48bb6f22-464a3028"))))
(let $4 (DqCnResult (TDqOutput $3 '0) '('"column0" '"column1")))
(return (KqpPhysicalQuery '((KqpPhysicalTx '($1 $3) '($4) '() '('('"type" '"generic")))) '((KqpTxResultBinding (ListType (StructType '('"column0" (OptionalType (DataType 'Date32))) '('"column1" (OptionalType (DataType 'Timestamp64))))) '0 '0)) '('('"type" '"query"))))
)
