package irmin

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Irmin, a distributed database that follows the same design principles as Git

Install

Dune Dependency

Authors

Maintainers

Sources

irmin-3.3.2.tbz
sha256=95a87ecc3dc2b35eee56cb351c32d2bd78c8967180a4b028324d815bfce1a6ff
sha512=20faba561c80c5389e91993d7e2cc0cedd1330cf098b68f0456f5068cde369a5589a05cd2aeb0a701d65a7d1e1e6f4045ccfbf60349cbea2bfd02981d7bb244c

doc/irmin.mem/Irmin_mem/Append_only/index.html

Module Irmin_mem.Append_onlySource

An in-memory store for append-only values.

Parameters

module K : Irmin.Type.S
module V : Irmin.Type.S

Signature

Append-only stores

Append-only stores are store where it is possible to read and add new values.

Read-only stores

Read-only stores are store where it is only possible to read existing values.

Sourcetype -'a t

The type for stores. The 'a phantom type carries information about the store mutability.

Sourcetype key = K.t

The type for keys.

Sourcetype value = V.t

The type for raw values.

Sourceval mem : [> Irmin.Perms.read ] t -> key -> bool Lwt.t

mem t k is true iff k is present in t.

Sourceval find : [> Irmin.Perms.read ] t -> key -> value option Lwt.t

find t k is Some v if k is associated to v in t and None is k is not present in t.

Sourceval add : [> Irmin.Perms.write ] t -> key -> value -> unit Lwt.t

Write the contents of a value to the store.

Sourceval close : 'a t -> unit Lwt.t

close t frees up all the resources associated with t. Any operations run on a closed handle will raise Closed.

batch t f applies the writes in f in a separate batch. The exact guarantees depend on the implementation.

Sourceval v : Irmin__.Conf.t -> Irmin.Perms.read t Lwt.t

v config is a function returning fresh store handles, with the configuration config, which is provided by the backend.

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