37 lines
1.2 KiB
OCaml
37 lines
1.2 KiB
OCaml
let new_version = 8L and old_version = 7L
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let identifier = "2021-06-25"
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let migrate_doc = "drop build_file table"
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let rollback_doc = "recreate build_file table"
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let build_file =
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Caqti_request.exec
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Caqti_type.unit
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{| CREATE TABLE build_file (
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id INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL,
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filepath TEXT NOT NULL, -- the path as in the build
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localpath TEXT NOT NULL, -- local path to the file on disk
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sha256 BLOB NOT NULL,
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size INTEGER NOT NULL,
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build INTEGER NOT NULL,
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FOREIGN KEY(build) REFERENCES build(id),
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UNIQUE(build, filepath)
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)
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|}
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let drop_build_file =
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Caqti_request.exec
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Caqti_type.unit
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"DROP TABLE build_file"
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open Rresult.R.Infix
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let migrate _datadir (module Db : Caqti_blocking.CONNECTION) =
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Grej.check_version ~user_version:old_version (module Db) >>= fun () ->
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Db.exec drop_build_file () >>= fun () ->
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Db.exec (Grej.set_version new_version) ()
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let rollback _datadir (module Db : Caqti_blocking.CONNECTION) =
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Grej.check_version ~user_version:new_version (module Db) >>= fun () ->
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Db.exec build_file () >>= fun () ->
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Db.exec (Grej.set_version old_version) ()
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