# Beam Bigtable Input

## <img src="/files/JLpuNYJiiyVLL1D3uTML" alt="" data-size="line"> Beam Bigtable Input

### Description <a href="#description" id="description"></a>

The Beam Bigtable Input transform can be used to input data from [Google Cloud Bigtable](https://cloud.google.com/bigtable) using the Beam execution engine.

| Hop Engine | X            |
| ---------- | ------------ |
| Spark      | <sup>✓</sup> |
| Flink      | <sup>✓</sup> |
| Dataflow   | <sup>✓</sup> |

### Options

| Option                    | Description                                                                |
| ------------------------- | -------------------------------------------------------------------------- |
| Transform name            | Name of the transform, this name has to be unique in a single pipeline.    |
| Project ID                | The Google Cloud project.                                                  |
| Instance ID               | The Bigtable instance ID.                                                  |
| Table ID                  | The Bigtable ID.                                                           |
| Output key field name     | Name of the output field where the key (row key) will be stored.           |
| Source columns to read    | Specify the columns to read from Bigtable in this table.                   |
| Source column (qualifier) | The specific Bigtable column qualifier to read.                            |
| Target Hop data type      | The data type for the corresponding field in Hop.                          |
| Target field name         | The name of the target field in Hop where the column value will be stored. |


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