builder-web/bin/migrations/m20230911.ml

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let new_version = 17L and old_version = 16L
and identifier = "2023-09-11"
and migrate_doc = "index failed builds on main binary is null"
and rollback_doc = "index failed builds on exit code"
open Grej.Syntax
let drop_idx_build_failed =
Caqti_type.(unit ->. unit) @@
"DROP INDEX idx_build_failed"
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let migrate _datadir (module Db : Caqti_blocking.CONNECTION) =
let* () = Grej.check_version ~user_version:old_version (module Db) in
let* () = Db.exec drop_idx_build_failed () in
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let* () =
Db.exec (Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_failed ON build(job, start_d DESC, start_ps DESC) \
WHERE main_binary IS NULL")
()
in
Db.exec (Grej.set_version new_version) ()
let rollback _datadir (module Db : Caqti_blocking.CONNECTION) =
let* () = Grej.check_version ~user_version:new_version (module Db) in
let* () = Db.exec drop_idx_build_failed () in
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let* () =
Db.exec (Caqti_type.unit ->. Caqti_type.unit @@
"CREATE INDEX idx_build_failed ON build(job, start_d DESC, start_ps DESC) \
WHERE result_code <> 0")
()
in
Db.exec (Grej.set_version old_version) ()