# VectorOpClass

> **Class** in `langchain_azure_postgresql`

📖 [View in docs](https://reference.langchain.com/python/langchain-azure-postgresql/common/_shared/VectorOpClass)

Enumeration for operator classes used in vector indexes.

## Signature

```python
VectorOpClass()
```

## Extends

- `str`
- `Enum`

## Properties

- `vector_cosine_ops`
- `vector_ip_ops`
- `vector_l1_ops`
- `vector_l2_ops`
- `halfvec_cosine_ops`
- `halfvec_ip_ops`
- `halfvec_l1_ops`
- `halfvec_l2_ops`
- `sparsevec_cosine_ops`
- `sparsevec_ip_ops`
- `sparsevec_l1_ops`
- `sparsevec_l2_ops`
- `bit_hamming_ops`
- `bit_jaccard_ops`

## Methods

- [`to_operator()`](https://reference.langchain.com/python/langchain-azure-postgresql/common/_shared/VectorOpClass/to_operator)

---

[View source on GitHub](https://github.com/langchain-ai/langchain-azure/blob/607b649e909f217be20d7a50804ca11534c08eea/libs/azure-postgresql/src/langchain_azure_postgresql/common/_shared.py#L157)