# AstraDBTranslator

> **Class** in `langchain_community`

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

Translate AstraDB internal query language elements to valid filters.

## Signature

```python
AstraDBTranslator()
```

## Extends

- `Visitor`

## Properties

- `allowed_comparators`
- `allowed_operators`

## Methods

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

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[View source on GitHub](https://github.com/langchain-ai/langchain-community/blob/a6a6079511ac8a5c1293337f88096b8641562e77/libs/community/langchain_community/query_constructors/astradb.py#L17)