# Retrieval and Streaming

> USearch for Wolfram

`DenseGet[receiver, key, arena]` answers every row stored under a key as a `rows × dimensions` real matrix, empty for an absent key.

`Needs["USearch`"]`

## DenseGet

`DenseGet[receiver, key, arena]` retrieves every vector stored under key, one row per entry.

```mathematica
DenseGet[receiver, key, arena]
```