# `Dagger.CacheVolume`
[🔗](https://github.com/dagger/dagger/blob/v0.20.5/sdk/elixir/lib/dagger/gen/cache_volume.ex#L2)

A directory whose contents persist across runs.

# `t`

```elixir
@type t() :: %Dagger.CacheVolume{client: term(), query_builder: term()}
```

# `id`

```elixir
@spec id(t()) :: {:ok, Dagger.CacheVolumeID.t()} | {:error, term()}
```

A unique identifier for this CacheVolume.

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*Consult [api-reference.md](api-reference.md) for complete listing*