# TencentVectorDBTranslator

> **Class** in `langchain_community`

📖 [View in docs](https://reference.langchain.com/python/langchain-community/query_constructors/tencentvectordb/TencentVectorDBTranslator)

Translate StructuredQuery to Tencent VectorDB query.

## Signature

```python
TencentVectorDBTranslator(
    self,
    meta_keys: Optional[Sequence[str]] = None,
)
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `meta_keys` | `Optional[Sequence[str]]` | No | List of meta keys to be used in the query. Default: []. (default: `None`) |

## Extends

- `Visitor`

## Constructors

```python
__init__(
    self,
    meta_keys: Optional[Sequence[str]] = None,
)
```

| Name | Type |
|------|------|
| `meta_keys` | `Optional[Sequence[str]]` |


## Properties

- `COMPARATOR_MAP`
- `allowed_comparators`
- `allowed_operators`
- `meta_keys`

## Methods

- [`visit_operation()`](https://reference.langchain.com/python/langchain-community/query_constructors/tencentvectordb/TencentVectorDBTranslator/visit_operation)
- [`visit_comparison()`](https://reference.langchain.com/python/langchain-community/query_constructors/tencentvectordb/TencentVectorDBTranslator/visit_comparison)
- [`visit_structured_query()`](https://reference.langchain.com/python/langchain-community/query_constructors/tencentvectordb/TencentVectorDBTranslator/visit_structured_query)

---

[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/a6a6079511ac8a5c1293337f88096b8641562e77/libs/community/langchain_community/query_constructors/tencentvectordb.py#L15)