---
title: flow_run_states
sidebarTitle: flow_run_states
---

# `prefect.server.models.flow_run_states`



Functions for interacting with flow run state ORM objects.
Intended for internal use by the Prefect REST API.


## Functions

### `read_flow_run_state` <sup><a href="https://github.com/PrefectHQ/prefect/blob/main/src/prefect/server/models/flow_run_states.py#L18" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
read_flow_run_state(db: PrefectDBInterface, session: AsyncSession, flow_run_state_id: UUID) -> Union[orm_models.FlowRunState, None]
```


Reads a flow run state by id.

**Args:**
- `session`: A database session
- `flow_run_state_id`: a flow run state id

**Returns:**
- orm_models.FlowRunState: the flow state


### `read_flow_run_states` <sup><a href="https://github.com/PrefectHQ/prefect/blob/main/src/prefect/server/models/flow_run_states.py#L36" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
read_flow_run_states(db: PrefectDBInterface, session: AsyncSession, flow_run_id: UUID) -> Sequence[orm_models.FlowRunState]
```


Reads flow runs states for a flow run.

**Args:**
- `session`: A database session
- `flow_run_id`: the flow run id

**Returns:**
- List[orm_models.FlowRunState]: the flow run states


### `delete_flow_run_state` <sup><a href="https://github.com/PrefectHQ/prefect/blob/main/src/prefect/server/models/flow_run_states.py#L60" target="_blank"><Icon icon="github" style="width: 14px; height: 14px;" /></a></sup>

```python
delete_flow_run_state(db: PrefectDBInterface, session: AsyncSession, flow_run_state_id: UUID) -> bool
```


Delete a flow run state by id.

**Args:**
- `session`: A database session
- `flow_run_state_id`: a flow run state id

**Returns:**
- whether or not the flow run state was deleted

