Disk-based offload

Disk-based offload

Disk-based offload

Details

A disk-based offload for object_store. This is not intended at all for direct user-use.

Methods

Public methods

• object_store_offload_disk$new()

• object_store_offload_disk$mset()

• object_store_offload_disk$mget()

• object_store_offload_disk$mdel()

• object_store_offload_disk$list()

• object_store_offload_disk$destroy()

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Method new()

Create the store

Usage

object_store_offload_disk$new(path)

Arguments

path

A directory name to store objects in. It will be created if it does not yet exist.

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Method mset()

Save a number of values to disk

Usage

object_store_offload_disk$mset(hash, value)

Arguments

hash

A character vector of object hashes

value

A list of serialised objects (each of which is a raw vector)

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Method mget()

Retrieve a number of objects from the store

Usage

object_store_offload_disk$mget(hash)

Arguments

hash

A character vector of hashes of the objects to return. The objects will be deserialised before return.

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Method mdel()

Delete a number of objects from the store

Usage

object_store_offload_disk$mdel(hash)

Arguments

hash

A character vector of hashes to remove

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Method list()

List hashes stored in this offload store

Usage

object_store_offload_disk$list()

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Method destroy()

Completely delete the store (by deleting the directory)

Usage

object_store_offload_disk$destroy()