> ## Documentation Index
> Fetch the complete documentation index at: https://docs.wherobots.com/llms.txt
> Use this file to discover all available pages before exploring further.

# ST_OffsetCurve (Python)

> Return a line at a given offset distance from a linear geometry.

Return a line at a given offset distance from a linear geometry.

Positive distance offsets to the left, negative to the right.

SQL reference: [`ST_OffsetCurve`](/reference/wherobots-db/geometry-data/processing/ST_OffsetCurve)

## Signature

```python theme={"system"}
from sedona.spark.sql.st_functions import ST_OffsetCurve

ST_OffsetCurve(
    geometry: ColumnOrName,
    distance: ColumnOrNameOrNumber,
    quadrant_segments: Optional[Union[ColumnOrName, int]] = None,
) -> Column
```

## Parameters

<ParamField path="geometry" type="ColumnOrName" required>
  Linear geometry column.
</ParamField>

<ParamField path="distance" type="ColumnOrNameOrNumber" required>
  Offset distance.
</ParamField>

<ParamField path="quadrant_segments" type="Optional[Union[ColumnOrName, int]]" default="None">
  Number of segments to approximate a quarter circle (default 8).
</ParamField>

## Returns

<ResponseField name="return" type="Column">
  Offset curve as a geometry column.
</ResponseField>


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