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rename Astra Retriever #298

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Feb 13, 2024
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rename Astra Retriever #298

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8 changes: 4 additions & 4 deletions content/blog/astradb-haystack-integration/index.md
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Expand Up @@ -114,15 +114,15 @@ print(document_store.count_documents())
```
If all has gone well, there should be 3 documents. 🎉

## Use the `AstraRetriever` in a Haystack RAG pipeline
## Use the `AstraEmbeddingRetriever` in a Haystack RAG pipeline

In Haystack, every `DocumentStore` is tightly coupled with the `Retriever` that fetches from it. Astra DB is no exception. Here we'll create a RAG pipeline, where the [`AstraRetriever`](https://docs.haystack.deepset.ai/v2.0/docs/astraretriever) will fetch documents relevant to our query.
In Haystack, every `DocumentStore` is tightly coupled with the `Retriever` that fetches from it. Astra DB is no exception. Here we'll create a RAG pipeline, where the [`AstraEmbeddingRetriever`](https://docs.haystack.deepset.ai/v2.0/docs/astraretriever) will fetch documents relevant to our query.

```python
from haystack.components.builders.answer_builder import AnswerBuilder
from haystack.components.builders.prompt_builder import PromptBuilder
from haystack.components.generators import OpenAIGenerator
from haystack_integrations.components.retrievers.astra import AstraRetriever
from haystack_integrations.components.retrievers.astra import AstraEmbeddingRetriever

prompt_template = """
Given these documents, answer the question.
Expand All @@ -139,7 +139,7 @@ rag_pipeline.add_component(
instance=SentenceTransformersTextEmbedder(model=embedding_model_name),
name="embedder",
)
rag_pipeline.add_component(instance=AstraRetriever(document_store=document_store), name="retriever")
rag_pipeline.add_component(instance=AstraEmbeddingRetriever(document_store=document_store), name="retriever")
rag_pipeline.add_component(instance=PromptBuilder(template=prompt_template), name="prompt_builder")
rag_pipeline.add_component(instance=OpenAIGenerator(), name="llm")
rag_pipeline.add_component(instance=AnswerBuilder(), name="answer_builder")
Expand Down