# LogicalTimestampUnion

Location: [gRPC API](https://developer.m-files.com/APIs/gRPC-API/index.md) > [Reference](https://developer.m-files.com/APIs/gRPC-API/Reference/index.md) > [Messages](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/index.md)

HTML version: https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.LogicalTimestampUnion/

Union for logical timestamp data (depends on type).

- **Full name:** `MFiles.LogicalTimestampUnion`
- **Proto file:** [`mfiles/structs.proto`](https://developer.m-files.com/APIs/gRPC-API/downloads/proto/mfiles/structs.proto)

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## Fields

| Field | Type | Number | Description |
|---|---|---|---|
| <a id="f-integer"></a>`integer` | [`LogicalTimestampInteger`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.LogicalTimestampInteger/index.md) (oneof data) | 2 | Logical timestamp as an int64 vector. |
| <a id="f-string"></a>`string` | [`LogicalTimestampString`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.LogicalTimestampString/index.md) (oneof data) | 3 | String. |
| <a id="f-integer_and_string"></a>`integer_and_string` | [`LogicalTimestampIntegerAndString`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.LogicalTimestampIntegerAndString/index.md) (oneof data) | 4 | Integer and string. |

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## Used in fields

- [`LogicalTimestamp.data`](https://developer.m-files.com/APIs/gRPC-API/Reference/Messages/MFiles.LogicalTimestamp/index.md#f-data): The data as a union.