---
title: "Discussion on \"Deep Dive into the Internals of Langchain Vector Store Retriever\" | Hashnode"
description: "Discussion on \"Deep Dive into the Internals of Langchain Vector Store Retriever\". In this blog post we will be going through the internals of these 3 Vector store retrievers:\n\nSimple Retriever\n\nMultiQuery Retriever\n\nContextualCompression Retriever\n\n\nWe are using an in-memory FAISS Vector store in our example. For populating the Ve..."
url: "https://hashnode.com/posts/deep-dive-into-the-internals-of-langchain-vector-store-retriever/64e1af7e7dd0ded5ac5277ed"
---

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Discussion

# [Deep Dive into the Internals of Langchain Vector Store Retriever](https://rito.hashnode.dev/deep-dive-into-the-internals-of-langchain-vector-store-retriever?utm_source=hashnode&utm_medium=feed)

In this blog post we will be going through the internals of these 3 Vector store retrievers: Simple Retriever MultiQuery Retriever ContextualCompression Retriever We are using an in-memory FAISS Vector store in our example. For populating the Ve...

Aug 20, 2023 · 11 min read · rito.hashnode.dev  
Read the article

-   [#langchain](https://hashnode.com/tag/langchain)
-   [#openai](https://hashnode.com/tag/openai)
-   [#vector-database](https://hashnode.com/tag/vector-database)
-   [#vectorsearch](https://hashnode.com/tag/vectorsearch)
-   [#programming-blogs](https://hashnode.com/tag/programming-blogs)

## Written by

[Ritobroto Seth](https://hashnode.com/@DevRito)

@DevRito · Bengaluru

  
[View profile](https://hashnode.com/@DevRito)

Hi, my name is Ritobroto Seth and I am a software developer with a focus on Java. I have been in the industry for around 10 years.

## Responses 2

Markdown supported · ⌘↵ to post

[meant awful](https://hashnode.com/@eminentcourteous)

[Apr 15, 2024](https://hashnode.com/posts/deep-dive-into-the-internals-of-langchain-vector-store-retriever/64e1af7e7dd0ded5ac5277ed/comment/661ca980c9841f2602976e8a)

great [basketrandom.pro](https://basketrandom.pro/)

[krishna swamy](https://hashnode.com/@manikantaswamy)

[Feb 29, 2024](https://hashnode.com/posts/deep-dive-into-the-internals-of-langchain-vector-store-retriever/64e1af7e7dd0ded5ac5277ed/comment/65e05fa7dc22ea9a5d3f0827)

it's great and useful

[Oscar Rodolfo Orellana](https://hashnode.com/@Oscar593)

[Sep 3, 2023](https://hashnode.com/posts/deep-dive-into-the-internals-of-langchain-vector-store-retriever/64e1af7e7dd0ded5ac5277ed/comment/64f465af6ca042857b453ef0)

Excelente trabajo, útil y practico