ydb/yql/essentials/tests/s-expressions/suites/ManyYamrOperations/Bug1465.yql

(
(let world (block '(
  (let x (Read! world (DataSource '"yt" '"plato") (Key '('table (String '"hits"))) (Void) '()))
  (let world (Left! x))
  (let table0 (Right! x))
  (let values (block '(
    (let select (block '(
      (let core (block '(
        (let select (block '(
          (let core (EquiJoin '((block '(
            (let select (block '(
              (let core table0)
              (let core (block '(
                (return (Aggregate core '('"url") '()))
              )))
              (let core (FlatMap core (lambda '(row) (block '(
                (let res (Struct))
                (let res (AddMember res '"Url" (Member row '"url")))
                (let res (AddMember res '"Date" (String '"2016-10-25")))
                (let res (AsList res))
                (return res)
              )))))
              (return core)
            )))
            (return select)
          )) '"target") '(table0 '"history") '('Inner '"target" '"history" '('"target" '"Url") '('"history" '"url") '()) '()))
          (let core (FlatMap core (lambda '(row) (block '(
            (let res (Struct))
            (let res (SelectMembers row '('"history.")))
            (let res (AddMember res '"Url" (Member row '"target.Url")))
            (let res (AddMember res '"Date" (Member row '"target.Date")))
            (let res (AsList res))
            (return res)
          )))))
          (return core)
        )))
        (return select)
      )))
      (let core (FlatMap core (lambda '(row) (block '(
        (let res (AsList row))
        (return res)
      )))))
      (return core)
    )))
    (return select)
  )))
  (let world (block '(
    (let sink (DataSink '"yt" '"plato"))
    (let world (Write! world sink (Key '('table (String '"out1"))) values '('('mode 'renew))))
    (return world)
  )))
  (return world)
)))
(let world (block '(
  (let hahn_sink (DataSink '"yt" '"plato"))
  (let world (Commit! world hahn_sink))
  (return world)
)))
(let world (block '(
  (let x (Read! world (DataSource '"yt" '"plato") (Key '('table (String '"out1"))) '('"Url" '"Date") '()))
  (let world (Left! x))
  (let table3 (Right! x))
  (let x (Read! world (DataSource '"yt" '"plato") (Key '('table (String '"hits"))) '('"url") '()))
  (let world (Left! x))
  (let table0 (Right! x))
  (let values (block '(
    (let select (block '(
      (let core (Map (EquiJoin '((Map (block '(
        (let select (block '(
          (let core table3)
          (let core (block '(
            (return (Aggregate core '('"Date" '"Url") '()))
          )))
          (let core (FlatMap core (lambda '(row) (block '(
            (let res (Struct))
            (let res (AddMember res '"Url" (Member row '"Url")))
            (let res (AddMember res '"Date" (Member row '"Date")))
            (let res (AddMember res '"Host" ("Apply" ("Udf" '"Url.GetHost") (Member row '"Url"))))
            (let res (AsList res))
            (return res)
          )))))
          (return core)
        )))
        (return select)
      )) (lambda '(row) (block '(
        (let row (AddMember row '"_equijoin_column_0" ("Apply" ("Udf" '"Url.GetHost") (Member row '"Url"))))
        (return row)
      )))) '"pool") '((block '(
        (let select (block '(
          (let core (Map (EquiJoin '((block '(
            (let select (block '(
              (let core (block '(
                (let select (block '(
                  (let core table3)
                  (let core (block '(
                    (return (Aggregate core '('"Date" '"Url") '()))
                  )))
                  (let core (FlatMap core (lambda '(row) (block '(
                    (let res (Struct))
                    (let res (AddMember res '"Url" (Member row '"Url")))
                    (let res (AddMember res '"Date" (Member row '"Date")))
                    (let res (AddMember res '"Host" ("Apply" ("Udf" '"Url.GetHost") (Member row '"Url"))))
                    (let res (AsList res))
                    (return res)
                  )))))
                  (return core)
                )))
                (return select)
              )))
              (let core (block '(
                (return (Aggregate core '('"Host") '()))
              )))
              (let core (FlatMap core (lambda '(row) (block '(
                (let res (Struct))
                (let res (AddMember res '"Host" (Member row '"Host")))
                (let res (AddMember res '"Date" (String '"2016-10-25")))
                (let res (AsList res))
                (return res)
              )))))
              (return core)
            )))
            (return select)
          )) '"hosts") '((Map table0 (lambda '(row) (block '(
            (let row (AddMember row '"_equijoin_column_0" ("Apply" ("Udf" '"Url.GetHost") (Member row '"url"))))
            (return row)
          )))) '"all_hits") '('Left '"hosts" '"all_hits" '('"hosts" '"Host") '('"all_hits" '"_equijoin_column_0") '()) '()) (lambda '(row) (block '(
            (let row (ForceRemoveMember row '"all_hits._equijoin_column_0"))
            (return row)
          )))))
          (let core (block '(
            (let Count4_create (lambda '(row) (Uint64 '1)))
            (let Count4_update (lambda '(row state) (OptionalReduce state (Uint64 '1) (lambda '(a b) (+ a b)))))
            (let Count4_save (lambda '(state) state))
            (let Count4_load (lambda '(item) item))
            (let Count4_merge (lambda '(a b) (OptionalReduce a b (lambda '(a b) (+ a b)))))
            (let Count4_finish (lambda '(state) state))
            (let Count5_create (lambda '(row) (Convert (Exists row) 'Uint64)))
            (let Count5_update (lambda '(row state) (OptionalReduce state (Convert (Exists row) 'Uint64) (lambda '(a b) (+ a b)))))
            (let Count5_save (lambda '(state) state))
            (let Count5_load (lambda '(item) item))
            (let Count5_merge (lambda '(a b) (OptionalReduce a b (lambda '(a b) (+ a b)))))
            (let Count5_finish (lambda '(state) state))
            (return (Aggregate core '('"hosts.Date" '"hosts.Host") '('('Count4 (AggregationTraits (ListItemType (TypeOf core)) Count4_create Count4_update Count4_save Count4_load Count4_merge Count4_finish (Uint64 '0))) '('Count5 (AggregationTraits (StructMemberType (ListItemType (TypeOf core)) '"all_hits.url") Count5_create Count5_update Count5_save Count5_load Count5_merge Count5_finish (Uint64 '0)) '"all_hits.url"))))
          )))
          (let core (FlatMap core (lambda '(row) (block '(
            (let res (Struct))
            (let res (AddMember res '"Host" (Member row '"hosts.Host")))
            (let res (AddMember res '"Date" (Member row '"hosts.Date")))
            (let res (AddMember res '"url_day_count" (Member row 'Count4)))
            (let res (AddMember res '"url_count" (Member row 'Count5)))
            (let res (AsList res))
            (return res)
          )))))
          (return core)
        )))
        (return select)
      )) '"host") '('Left '"pool" '"host" '('"pool" '"_equijoin_column_0" '"pool" '"Date") '('"host" '"Host" '"host" '"Date") '()) '()) (lambda '(row) (block '(
        (let row (ForceRemoveMember row '"pool._equijoin_column_0"))
        (return row)
      )))))
      (let core (FlatMap core (lambda '(row) (block '(
        (let res (AsList row))
        (return res)
      )))))
      (return core)
    )))
    (return select)
  )))
  (let world (block '(
    (let sink (DataSink '"yt" '"plato"))
    (let world (Write! world sink (Key '('table (String '"out2"))) values '('('mode 'renew))))
    (return world)
  )))
  (return world)
)))
(let world (block '(
  (let hahn_sink (DataSink '"yt" '"plato"))
  (let world (Commit! world hahn_sink))
  (return world)
)))
(let world (block '(
  (let sink (DataSink '"yt" '"plato"))
  (let world (Write! world sink (Key '('table (String '"out1"))) (Void) '('('mode 'drop))))
  (return world)
)))
(let world (block '(
  (let hahn_sink (DataSink '"yt" '"plato"))
  (let world (Commit! world hahn_sink))
  (return world)
)))
(return world)
)