id stringlengths 14 16 | text stringlengths 36 2.73k | source stringlengths 49 117 |
|---|---|---|
ad94a4cb454e-2 | We cannot let this happen.
Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections.
Tonight, I’d like to honor someone who has dedicated his life to serve this country: Justi... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/elasticsearch.html |
d944bd2543ae-0 | .ipynb
.pdf
LanceDB
LanceDB#
LanceDB is an open-source database for vector-search built with persistent storage, which greatly simplifies retrevial, filtering and management of embeddings. Fully open source.
This notebook shows how to use functionality related to the LanceDB vector database based on the Lance data form... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/lanecdb.html |
d944bd2543ae-1 | I spoke with their families and told them that we are forever in debt for their sacrifice, and we will carry on their mission to restore the trust and safety every community deserves.
I’ve worked on these issues a long time.
I know what works: Investing in crime preventionand community police officers who’ll walk the... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/lanecdb.html |
d944bd2543ae-2 | These laws don’t infringe on the Second Amendment. They save lives.
The most fundamental right in America is the right to vote – and to have it counted. And it’s under assault.
In state after state, new laws have been passed, not only to suppress the vote, but to subvert entire elections.
We cannot let this happen. ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/lanecdb.html |
d944bd2543ae-3 | We’ve set up joint patrols with Mexico and Guatemala to catch more human traffickers.
We’re putting in place dedicated immigration judges so families fleeing persecution and violence can have their cases heard faster.
previous
FAISS
next
Milvus
By Harrison Chase
© Copyright 2023, Harrison Chase.
L... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/lanecdb.html |
bff769df3e49-0 | .ipynb
.pdf
Chroma
Contents
Similarity search with score
Persistance
Initialize PeristedChromaDB
Persist the Database
Load the Database from disk, and create the chain
Retriever options
MMR
Chroma#
Chroma is a database for building AI applications with embeddings.
This notebook shows how to use functionality related ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/chroma.html |
bff769df3e49-1 | Tonight, I’d like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer—an Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your service.
One of the most serious constitutional responsibilities a President h... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/chroma.html |
bff769df3e49-2 | The below steps cover how to persist a ChromaDB instance
Initialize PeristedChromaDB#
Create embeddings for each chunk and insert into the Chroma vector database. The persist_directory argument tells ChromaDB where to store the database when it’s persisted.
# Embed and store the texts
# Supplying a persist_directory wi... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/chroma.html |
bff769df3e49-3 | retriever.get_relevant_documents(query)[0]
Document(page_content='Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections. \n\nTonight, I’d like to honor someone who has dedica... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/chroma.html |
d91c2e832e66-0 | .ipynb
.pdf
Qdrant
Contents
Connecting to Qdrant from LangChain
Local mode
In-memory
On-disk storage
On-premise server deployment
Qdrant Cloud
Reusing the same collection
Similarity search
Similarity search with score
Maximum marginal relevance search (MMR)
Qdrant as a Retriever
Customizing Qdrant
Qdrant#
Qdrant (rea... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-1 | docs = text_splitter.split_documents(documents)
embeddings = OpenAIEmbeddings()
Connecting to Qdrant from LangChain#
Local mode#
Python client allows you to run the same code in local mode without running the Qdrant server. That’s great for testing things out and debugging or if you plan to store just a small amount of... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-2 | collection_name="my_documents",
)
Qdrant Cloud#
If you prefer not to keep yourself busy with managing the infrastructure, you can choose to set up a fully-managed Qdrant cluster on Qdrant Cloud. There is a free forever 1GB cluster included for trying out. The main difference with using a managed version of Qdrant is th... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-3 | found_docs = qdrant.similarity_search(query)
print(found_docs[0].page_content)
Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections.
Tonight, I’d like to honor someone who ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-4 | One of the most serious constitutional responsibilities a President has is nominating someone to serve on the United States Supreme Court.
And I did that 4 days ago, when I nominated Circuit Court of Appeals Judge Ketanji Brown Jackson. One of our nation’s top legal minds, who will continue Justice Breyer’s legacy of ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-5 | 2. We can’t change how divided we’ve been. But we can change how we move forward—on COVID-19 and other issues we must face together.
I recently visited the New York City Police Department days after the funerals of Officer Wilbert Mora and his partner, Officer Jason Rivera.
They were responding to a 9-1-1 call when a... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-6 | query = "What did the president say about Ketanji Brown Jackson"
retriever.get_relevant_documents(query)[0]
Document(page_content='Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
d91c2e832e66-7 | location=":memory:",
collection_name="my_documents_2",
content_payload_key="my_page_content_key",
metadata_payload_key="my_meta",
)
<langchain.vectorstores.qdrant.Qdrant at 0x7fc4e2baa230>
previous
Pinecone
next
Redis
Contents
Connecting to Qdrant from LangChain
Local mode
In-memory
On-disk storage
On-p... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/qdrant.html |
dda5b16c6113-0 | .ipynb
.pdf
Supabase (Postgres)
Contents
Similarity search with score
Retriever options
Maximal Marginal Relevance Searches
Supabase (Postgres)#
Supabase is an open source Firebase alternative. Supabase is built on top of PostgreSQL, which offers strong SQL querying capabilities and enables a simple interface with al... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-1 | SELECT
id,
content,
metadata,
embedding,
1 -(documents.embedding <=> query_embedding) AS similarity
FROM
documents
ORDER BY
documents.embedding <=> query_embedding
LIMIT match_count;... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-2 | docs = text_splitter.split_documents(documents)
embeddings = OpenAIEmbeddings()
# We're using the default `documents` table here. You can modify this by passing in a `table_name` argument to the `from_documents` method.
vector_store = SupabaseVectorStore.from_documents(
docs, embeddings, client=supabase
)
query = "... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-3 | matched_docs = vector_store.similarity_search_with_relevance_scores(query)
matched_docs[0]
(Document(page_content='Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections. \n\n... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-4 | Tonight, I’d like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer—an Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your service.
One of the most serious constitutional responsibilities a President h... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-5 | ## Document 2
And I’m taking robust action to make sure the pain of our sanctions is targeted at Russia’s economy. And I will use every tool at our disposal to protect American businesses and consumers.
Tonight, I can announce that the United States has worked with 30 other countries to release 60 Million barrels of ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
dda5b16c6113-6 | I’ve worked on these issues a long time.
I know what works: Investing in crime preventionand community police officers who’ll walk the beat, who’ll know the neighborhood, and who can restore trust and safety.
previous
Redis
next
Tair
Contents
Similarity search with score
Retriever options
Maximal Marginal Relevanc... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/supabase.html |
c5173d4a7ae7-0 | .ipynb
.pdf
Vectara
Contents
Connecting to Vectara from LangChain
Similarity search
Similarity search with score
Vectara as a Retriever
Vectara#
Vectara is a API platform for building LLM-powered applications. It provides a simple to use API for document indexing and query that is managed by Vectara and is optimized ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/vectara.html |
c5173d4a7ae7-1 | found_docs = vectara.similarity_search(query)
print(found_docs[0].page_content)
Tonight, I’d like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer—an Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/vectara.html |
c5173d4a7ae7-2 | Score: 1.0046461
Vectara as a Retriever#
Vectara, as all the other vector stores, is a LangChain Retriever, by using cosine similarity.
retriever = vectara.as_retriever()
retriever
VectorStoreRetriever(vectorstore=<langchain.vectorstores.vectara.Vectara object at 0x156d3e830>, search_type='similarity', search_kwargs={}... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/vectara.html |
74a776cf1847-0 | .ipynb
.pdf
FAISS
Contents
Similarity Search with score
Saving and loading
Merging
FAISS#
Facebook AI Similarity Search (Faiss) is a library for efficient similarity search and clustering of dense vectors. It contains algorithms that search in sets of vectors of any size, up to ones that possibly do not fit in RAM. I... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/faiss.html |
74a776cf1847-1 | docs = db.similarity_search(query)
print(docs[0].page_content)
Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections.
Tonight, I’d like to honor someone who has dedicated hi... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/faiss.html |
74a776cf1847-2 | docs_and_scores = db.similarity_search_with_score(query)
docs_and_scores[0]
(Document(page_content='In state after state, new laws have been passed, not only to suppress the vote, but to subvert entire elections. \n\nWe cannot let this happen. \n\nTonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/faiss.html |
74a776cf1847-3 | docs = new_db.similarity_search(query)
docs[0]
Document(page_content='In state after state, new laws have been passed, not only to suppress the vote, but to subvert entire elections. \n\nWe cannot let this happen. \n\nTonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act.... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/faiss.html |
74a776cf1847-4 | db1.merge_from(db2)
db1.docstore._dict
{'e0b74348-6c93-4893-8764-943139ec1d17': Document(page_content='foo', lookup_str='', metadata={}, lookup_index=0),
'd5211050-c777-493d-8825-4800e74cfdb6': Document(page_content='bar', lookup_str='', metadata={}, lookup_index=0)}
previous
ElasticSearch
next
LanceDB
Contents
Si... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/faiss.html |
e5564f864a6f-0 | .ipynb
.pdf
Typesense
Contents
Similarity Search
Typesense as a Retriever
Typesense#
Typesense is an open source, in-memory search engine, that you can either self-host or run on Typesense Cloud.
Typesense focuses on performance by storing the entire index in RAM (with a backup on disk) and also focuses on providing ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/typesense.html |
e5564f864a6f-1 | 'typesense_api_key': 'xyz',
'typesense_collection_name': 'lang-chain'
})
Similarity Search#
query = "What did the president say about Ketanji Brown Jackson"
found_docs = docsearch.similarity_search(query)
print(found_docs[0].page_content)
Typ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/typesense.html |
804cf71f8022-0 | .ipynb
.pdf
Tair
Tair#
Tair is a cloud native in-memory database service developed by Alibaba Cloud.
It provides rich data models and enterprise-grade capabilities to support your real-time online scenarios while maintaining full compatibility with open source Redis. Tair also introduces persistent memory-optimized ins... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/tair.html |
804cf71f8022-1 | docs = vector_store.similarity_search(query)
docs[0]
Document(page_content='We’re going after the criminals who stole billions in relief money meant for small businesses and millions of Americans. \n\nAnd tonight, I’m announcing that the Justice Department will name a chief prosecutor for pandemic fraud. \n\nBy the en... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/tair.html |
e3526b55a3c0-0 | .ipynb
.pdf
DocArrayHnswSearch
Contents
Setup
Using DocArrayHnswSearch
Similarity search
Similarity search with score
DocArrayHnswSearch#
DocArrayHnswSearch is a lightweight Document Index implementation provided by Docarray that runs fully locally and is best suited for small- to medium-sized datasets. It stores vec... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/docarray_hnsw.html |
e3526b55a3c0-1 | docs = db.similarity_search(query)
print(docs[0].page_content)
Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections.
Tonight, I’d like to honor someone who has dedicated hi... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/docarray_hnsw.html |
e3526b55a3c0-2 | 0.36962226)
import shutil
# delete the dir
shutil.rmtree('hnswlib_store')
previous
Deep Lake
next
DocArrayInMemorySearch
Contents
Setup
Using DocArrayHnswSearch
Similarity search
Similarity search with score
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 28, 2023. | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/docarray_hnsw.html |
3f792c3e29cc-0 | .ipynb
.pdf
Weaviate
Contents
Weaviate
Similarity search with score
Persistance
Retriever options
Retriever options
MMR
Question Answering with Sources
Weaviate#
Weaviate is an open-source vector database. It allows you to store data objects and vector embeddings from your favorite ML-models, and scale seamlessly int... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-1 | Requirement already satisfied: charset-normalizer<4,>=2 in /workspaces/langchain/.venv/lib/python3.9/site-packages (from requests<2.29.0,>=2.28.0->weaviate-client) (3.1.0)
Requirement already satisfied: idna<4,>=2.5 in /workspaces/langchain/.venv/lib/python3.9/site-packages (from requests<2.29.0,>=2.28.0->weaviate-clie... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-2 | Requirement already satisfied: pycparser in /workspaces/langchain/.venv/lib/python3.9/site-packages (from cffi>=1.12->cryptography>=3.2->authlib>=1.1.0->weaviate-client) (2.21)
We want to use OpenAIEmbeddings so we have to get the OpenAI API Key.
import os
import getpass
os.environ["OPENAI_API_KEY"] = getpass.getpass("... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-3 | Tonight, I’d like to honor someone who has dedicated his life to serve this country: Justice Stephen Breyer—an Army veteran, Constitutional scholar, and retiring Justice of the United States Supreme Court. Justice Breyer, thank you for your service.
One of the most serious constitutional responsibilities a President h... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-4 | (Document(page_content='Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections. \n\nTonight, I’d like to honor someone who has dedicated his life to serve this country: Justic... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-5 | 0.0080104275, -0.0010217049, -0.022327352, -0.0055002323, 0.018958665, 0.0020548347, -0.0044393567, -0.021609223, -0.013709779, -0.004543812, 0.025722157, 0.01821442, 0.031728342, -0.031388864, -0.01051083, -0.029978717, 0.011555385, 0.0009751897, 0.014675993, -0.02102166, 0.0301354, -0.031754456, 0.013526983, -0.03392... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-6 | -0.0063293483, -0.01081114, -0.0084282495, 0.003025944, -0.010210521, 0.008780787, 0.014793505, -0.006486031, 0.011966679, 0.01774437, -0.006985459, -0.015459408, 0.01625588, -0.016007798, 0.01706541, 0.035567082, 0.0029900377, 0.021543937, -0.0068483613, 0.040868197, -0.010909067, -0.03339963, 0.010954766, -0.01468904... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-7 | -0.0318328, -0.0094989175, -0.00897664, 0.004736402, 0.0046482678, 0.0023241339, -0.005826656, 0.0072531262, 0.015498579, -0.0077819317, -0.011953622, -0.028934162, -0.033974137, -0.01574666, 0.0086306315, -0.029299757, 0.030213742, -0.0033148287, 0.013448641, -0.013474754, 0.015851116, 0.0076578907, -0.037421167, -0.0... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-8 | -0.007559964, -0.01991182, -0.005268472, -0.008650217, -0.008702445, 0.027550127, 0.0018296026, 0.0018589807, -0.033295177, 0.0036265631, -0.0060290387, 0.014349569, 0.019898765, 0.00023339267, 0.0034568228, -0.018958665, 0.012031963, 0.005186866, 0.020747464, -0.03817847, 0.028202975, -0.01340947, 0.00091643346, 0.014... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-9 | 0.013892576, -0.019977106, 0.029952602, 0.0012004217, -0.015211326, -0.008708973, -0.017809656, 0.008578404, -0.01612531, 0.022614606, -0.022327352, -0.032616217, 0.0050693536, -0.020629952, -0.01357921, 0.011477043, 0.0013938275, -0.0052390937, 0.0142581705, -0.013200559, 0.013252786, -0.033582427, 0.030579336, -0.011... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-10 | 0.016020855, -0.00067284, 0.013461698, -0.0065904865, -0.017809656, -0.014741276, 0.016582303, -0.0088526, 0.0046482678, 0.037473395, -0.02237958, 0.010112594, 0.022549322, 9.680491e-05, -0.0059082615, 0.020747464, -0.026923396, 0.01162067, -0.0074816225, 0.00024277734, 0.011842638, 0.016921783, -0.019285088, 0.0055655... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-11 | 0.02318911, -0.031754456, -0.018188305, -0.031441092, -0.030579336, 0.0011832844, 0.0065023527, -0.027053965, 0.009198609, 0.022079272, -0.027785152, 0.005846241, 0.013500868, 0.016699815, 0.010445545, -0.025265165, -0.004396922, 0.0076774764, 0.014597651, -0.009851455, -0.03637661, 0.0004745379, -0.010112594, -0.00920... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-12 | 0.0027974476, -0.009577259, -0.023815846, 0.024847344, 0.014675993, -0.019454828, -0.013670608, 0.011059221, -0.005438212, 0.0406854, 0.0006218364, -0.024494806, -0.041259903, 0.022013986, -0.0040019494, -0.0052097156, 0.015798887, 0.016190596, 0.0003794671, -0.017444061, 0.012325744, 0.024769, 0.029482553, -0.00465479... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-13 | -0.008715502, 0.006776548, 0.01825359, -0.014480138, -0.014427911, -0.017600743, -0.030004831, 0.0145845935, 0.013762007, -0.013226673, 0.004168425, 0.0047951583, -0.026923396, 0.014675993, 0.0055851024, 0.015616091, -0.012306159, 0.007670948, 0.038439605, -0.015759716, 0.00016178355, 0.01076544, -0.008232395, -0.00994... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-14 | 0.030527107, -0.0003027576, 0.025082368, 0.0405026, 0.03867463, 0.0014117807, -0.024076983, 0.003933401, -0.009812284, 0.00829768, -0.0074293944, 0.0061530797, -0.016647588, -0.008147526, -0.015629148, 0.02055161, 0.000504324, 0.03157166, 0.010112594, -0.009009283, 0.026557801, -0.013997031, -0.0071878415, 0.009414048,... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-15 | -0.0030226798, -0.00074261305, 0.030892702, -0.026218321, 0.0062803845, -0.018031623, -0.021504767, -0.012834964, 0.009009283, -0.0029198565, -0.014349569, -0.020434098, 0.009838398, -0.005993132, -0.013618381, -0.031597774, -0.019206747, 0.00086583785, 0.15835446, 0.033765227, 0.00893747, 0.015119928, -0.019128405, 0.... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-16 | -0.004073763, 0.0032544404, -0.0025983294, -0.020943318, 0.019650683, -0.0074424515, -0.0030977572, 0.0073379963, -0.00012455089, 0.010230106, -0.0007254758, -0.0025052987, -0.009681715, 0.03439196, -0.035123147, -0.0028806855, 0.012828437, 0.00018646932, 0.0066133365, 0.025539361, -0.00055736775, -0.025356563, -0.0045... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-17 | 0.011333417, -0.011548856, -0.0059049972, -0.025186824, 0.0069789304, -0.010993936, -0.0009066408, 0.0002619547, 0.01727432, -0.008082241, -0.018645298, 0.024507863, 0.0030895968, -0.0014656406, 0.011137563, -0.025513247, -0.022967143, -0.002033617, 0.006887532, 0.016621474, -0.019337315, -0.0030618508, 0.0014697209, -... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-18 | 0.005947433, 0.020799693, 0.014702106, 0.03272067, 0.026701428, -0.015550806, -0.036193814, -0.021126116, -0.005412098, -0.013076518, 0.027080078, 0.012900249, -0.0073379963, -0.015119928, -0.019781252, 0.0062346854, -0.03266844, 0.025278222, -0.022797402, -0.0028415148, 0.021452539, -0.023162996, 0.005170545, -0.02231... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-19 | -0.01357921, -0.01110492, -0.014845733, -0.035384286, -0.02550019, 0.008154054, -0.0058331843, -0.008702445, -0.007311882, -0.006525202, 0.03817847, 0.00372449, 0.022914914, -0.0018981516, 0.031545546, -0.01051083, 0.013801178, -0.006296706, -0.00025052988, -0.01795328, -0.026296662, 0.0017659501, 0.021883417, 0.002893... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-20 | 0.02277129, -0.006972402, -0.029769806, 0.034862008, 0.01217559, -0.0037179615, 0.0008666539, 0.008924413, -0.026296662, -0.012678281, 0.014480138, 0.020734407, -0.012103776, -0.037499506, 0.022131499, 0.015028529, -0.033843566, 0.00020187242, 0.002650557, -0.0015113399, 0.021570051, -0.008284623, -0.003793039, -0.0134... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-21 | -0.002678303, -0.0047984226, -0.012182118, -0.001512972, 0.013931747, -0.009642544, 0.012652168, -0.012932892, -0.027759038, -0.01085031, 0.0050236546, -0.009675186, -0.00893747, -0.0051770736, 0.036011018, 0.003528636, -0.001008648, -0.015811944, -0.008865656, 0.012364916, 0.016621474, -0.01340947, 0.03219839, 0.03295... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-22 | -0.025095424, -0.010621814, 0.013207087, 0.013944804, -0.0070899143, -0.022183727, -0.0028088724, -0.011424815, 0.026087752, -0.0058625625, -0.020186016, -0.010217049, 0.015315781, -0.012580355, 0.01374895, 0.004948577, -0.0021854038, 0.023215225, 0.00207442, 0.029639237, 0.01391869, -0.015811944, -0.005356606, -0.0223... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-23 | -0.013957861, 0.0049094064, 0.033556316, 0.005167281, 0.0176138, 0.014140658, -0.0043708077, -0.0095446175, 0.012952477, 0.007853745, -0.01034109, 0.01804468, 0.0038322096, -0.04959023, 0.0023078127, 0.0053794556, -0.015106871, -0.03225062, -0.010073422, 0.007285768, 0.0056079524, -0.009002754, -0.014362626, 0.01090906... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-24 | -0.0006761042, -0.029038617, 0.004367544, -0.012293102, 0.0017528932, -0.023358852, 0.02217067, 0.012606468, -0.008160583, -0.0104912445, -0.0034894652, 0.011078807, 0.00050922035, 0.015759716, 0.23774062, -0.0019291617, 0.006218364, 0.013762007, -0.029900376, 0.018188305, 0.0092965355, 0.0040574414, -0.014976301, -0.0... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-25 | -0.013879519, 0.0011849166, -0.0016925049, 0.009753528, 0.008349908, -0.008245452, 0.033007924, -0.0035873922, -0.025461018, 0.016791213, 0.05410793, -0.005950697, -0.011672897, -0.0072335405, 0.013814235, -0.0593307, -0.008624103, 0.021400312, 0.034235276, 0.015642203, -0.020068504, 0.03136275, 0.012567298, -0.0104194... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-26 | -0.03219839, 0.0058233915, -0.0056405943, -0.009381405, 0.0064044255, 0.013905633, -0.011228961, -0.0013481282, -0.014023146, 0.00016239559, -0.0051901303, 0.0025265163, 0.023619989, -0.021517823, 0.024703717, -0.025643816, 0.040189236, 0.016295051, -0.0040411204, -0.0113595305, 0.0029981981, -0.015589978, 0.026479458,... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-27 | -0.0036200345, -0.021596165, -0.003949722, -0.0006034751, 0.007305354, -0.023424136, 0.004834329, -0.008833014, -0.013435584, 0.0026097542, -0.0012240873, -0.0028349862, -0.01706541, 0.027863493, -0.026414175, -0.011783881, 0.014075373, -0.005634066, -0.006313027, -0.004638475, -0.012495484, 0.022836573, -0.022719061, ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-28 | -0.0024840813, -0.022444865, 0.0055687814, 0.0037767177, 0.0033915383, 0.0301354, -0.012227817, 0.0021854038, -0.042878963, 0.021517823, -0.010419431, -0.0051183174, 0.01659536, 0.0017333078, -0.00727924, -0.0020026069, -0.0012493852, 0.031441092, 0.0017431005, 0.008702445, -0.0072335405, -0.020081561, -0.012423672, -0... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-29 | 0.004971427, -0.017835768, 0.025017083, -0.021792019, 0.013657551, -0.01872364, 0.009100681, -0.0079582, -0.011640254, -0.01093518, -0.0147543335, -0.005000805, 0.02345025, -0.028908048, 0.0104912445, -0.00753385, 0.017561574, -0.012025435, 0.042670052, -0.0041978033, 0.0013056932, -0.009263893, -0.010941708, -0.004471... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-30 | 0.027706811, 0.03047488, 0.02047327, 0.0019258976, -0.0068940604, -0.0014990991, 0.013305014, -0.007690533, 0.058808424, -0.0016859764, -0.0044622063, -0.0037734534, 0.01578583, -0.0018459238, -0.1196015, -0.0007075225, 0.0030341048, 0.012306159, -0.0068483613, 0.01851473, 0.015315781, 0.031388864, -0.015563863, 0.0477... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-31 | -0.013814235, -0.0004365912, -0.023606932, -0.020186016, 0.025330449, -0.00991674, -0.0048278007, -0.019350372, 0.015433294, -0.0056144805, -0.0034927295, -0.00043455104, 0.008611047, 0.025748271, 0.022353467, -0.020747464, -0.015759716, 0.029038617, -0.000377631, -0.028725252, 0.018109964, -0.0016125311, -0.022719061,... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-32 | -0.03230285, 0.023646105, 0.0111114485, -0.015172156, 0.0257091, 0.0045699263, -0.00919208, 0.021517823, 0.037838988, 0.00787333, -0.007755818, -0.028281316, 0.011170205, -0.005412098, -0.016321165, 0.009929797, 0.004609097, -0.03047488, 0.002688096, -0.07264877, 0.024455635, -0.020930262, -0.015381066, -0.0033148287, ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-33 | -0.002087477, 0.010791554, 0.022288183, 0.0048604426, -0.032590102, 0.013709779, 0.004922463, 0.020055447, -0.0150677, -0.0057222005, -0.036246043, 0.0021364405, 0.021387255, -0.013435584, 0.010732798, 0.0075534354, -0.00061612396, -0.002018928, -0.004432828, -0.032746784, 0.025513247, -0.0025852725, 0.014467081, -0.00... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-34 | -0.018540842, 0.0025722156, 0.0110331075, -0.003992157, 0.020930262, 0.008487006, 0.0016557822, -0.0009882465, 0.0062640635, -0.016242823, -0.0007785196, -0.0007213955, 0.018971723, 0.021687564, 0.0039464575, -0.01574666, 0.011783881, -0.0019797573, -0.013383356, -0.002706049, 0.0037734534, 0.020394927, -0.00021931567,... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-35 | 0.007135614, -0.0113595305, -0.04387129, 0.016308108, -0.008186696, -0.013370299, -0.014297341, 0.017431004, -0.022666834, 0.039458048, 0.0032005806, -0.02081275, 0.008526176, -0.0019307939, 0.024024757, 0.009068039, 0.00953156, 0.010608757, 0.013801178, 0.035932675, -0.015185213, -0.0038322096, -0.012462842, -0.036559... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-36 | -0.01472822, -0.025735214, -0.03313849, 0.0033817457, 0.028855821, -0.016033912, 0.0050791465, -0.01808385]}, 'source': '../../../state_of_the_union.txt'}), | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-37 | 0.8154189703772676)
Persistance#
Anything uploaded to weaviate is automatically persistent into the database. You do not need to call any specific method or pass any param for this to happen.
Retriever options#
Retriever options#
This section goes over different options for how to use Weaviate as a retriever.
MMR#
In a... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
3f792c3e29cc-38 | from langchain.chains import RetrievalQAWithSourcesChain
from langchain import OpenAI
with open("../../../state_of_the_union.txt") as f:
state_of_the_union = f.read()
text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
texts = text_splitter.split_text(state_of_the_union)
docsearch = Weaviate.fro... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/weaviate.html |
446960627dcb-0 | .ipynb
.pdf
Pinecone
Pinecone#
Pinecone is a vector database with broad functionality.
This notebook shows how to use functionality related to the Pinecone vector database.
To use Pinecone, you must have an API key.
Here are the installation instructions.
!pip install pinecone-client
import os
import getpass
PINECONE_A... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pinecone.html |
446960627dcb-1 | docs = docsearch.similarity_search(query)
print(docs[0].page_content)
previous
PGVector
next
Qdrant
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 28, 2023. | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pinecone.html |
18954d3798be-0 | .ipynb
.pdf
PGVector
Contents
Similarity search with score
Similarity Search with Euclidean Distance (Default)
Working with vectorstore in PG
Uploading a vectorstore in PG
Retrieving a vectorstore in PG
PGVector#
PGVector is an open-source vector similarity search for Postgres
It supports:
exact and approximate neare... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pgvector.html |
18954d3798be-1 | port=int(os.environ.get("PGVECTOR_PORT", "5432")),
database=os.environ.get("PGVECTOR_DATABASE", "postgres"),
user=os.environ.get("PGVECTOR_USER", "postgres"),
password=os.environ.get("PGVECTOR_PASSWORD", "postgres"),
)
## Example
# postgresql+psycopg2://username:password@localhost:5432/database_name
Similar... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pgvector.html |
18954d3798be-2 | One of the most serious constitutional responsibilities a President has is nominating someone to serve on the United States Supreme Court.
And I did that 4 days ago, when I nominated Circuit Court of Appeals Judge Ketanji Brown Jackson. One of our nation’s top legal minds, who will continue Justice Breyer’s legacy of ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pgvector.html |
18954d3798be-3 | And I did that 4 days ago, when I nominated Circuit Court of Appeals Judge Ketanji Brown Jackson. One of our nation’s top legal minds, who will continue Justice Breyer’s legacy of excellence.
--------------------------------------------------------------------------------
-----------------------------------------------... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pgvector.html |
18954d3798be-4 | previous
OpenSearch
next
Pinecone
Contents
Similarity search with score
Similarity Search with Euclidean Distance (Default)
Working with vectorstore in PG
Uploading a vectorstore in PG
Retrieving a vectorstore in PG
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 28, 2023... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/pgvector.html |
540d3bc3097a-0 | .ipynb
.pdf
MyScale
Contents
Setting up envrionments
Get connection info and data schema
Filtering
Deleting your data
MyScale#
MyScale is a cloud-based database optimized for AI applications and solutions, built on the open-source ClickHouse.
This notebook shows how to use functionality related to the MyScale vector ... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/myscale.html |
540d3bc3097a-1 | text_splitter = CharacterTextSplitter(chunk_size=1000, chunk_overlap=0)
docs = text_splitter.split_documents(documents)
embeddings = OpenAIEmbeddings()
for d in docs:
d.metadata = {'some': 'metadata'}
docsearch = MyScale.from_documents(docs, embeddings)
query = "What did the president say about Ketanji Brown Jackso... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/myscale.html |
540d3bc3097a-2 | NOTE: Please be aware of SQL injection, this interface must not be directly called by end-user.
If you custimized your column_map under your setting, you search with filter like this:
from langchain.vectorstores import MyScale, MyScaleSettings
from langchain.document_loaders import TextLoader
loader = TextLoader('../..... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/myscale.html |
540d3bc3097a-3 | docsearch.drop()
previous
Milvus
next
OpenSearch
Contents
Setting up envrionments
Get connection info and data schema
Filtering
Deleting your data
By Harrison Chase
© Copyright 2023, Harrison Chase.
Last updated on May 28, 2023. | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/myscale.html |
fcffe5c90465-0 | .ipynb
.pdf
OpenSearch
Contents
Installation
similarity_search using Approximate k-NN
similarity_search using Script Scoring
similarity_search using Painless Scripting
Using a preexisting OpenSearch instance
OpenSearch#
OpenSearch is a scalable, flexible, and extensible open-source software suite for search, analytic... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/opensearch.html |
fcffe5c90465-1 | embeddings = OpenAIEmbeddings()
similarity_search using Approximate k-NN#
similarity_search using Approximate k-NN Search with Custom Parameters
docsearch = OpenSearchVectorSearch.from_documents(
docs,
embeddings,
opensearch_url="http://localhost:9200"
)
# If using the default Docker installation, use thi... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/opensearch.html |
fcffe5c90465-2 | print(docs[0].page_content)
similarity_search using Painless Scripting#
similarity_search using Painless Scripting with Custom Parameters
docsearch = OpenSearchVectorSearch.from_documents(docs, embeddings, opensearch_url="http://localhost:9200", is_appx_search=False)
filter = {"bool": {"filter": {"term": {"text": "smug... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/opensearch.html |
d87293930eeb-0 | .ipynb
.pdf
Deep Lake
Contents
Retrieval Question/Answering
Attribute based filtering in metadata
Choosing distance function
Maximal Marginal relevance
Delete dataset
Deep Lake datasets on cloud (Activeloop, AWS, GCS, etc.) or in memory
Creating dataset on AWS S3
Deep Lake API
Transfer local dataset to cloud
Deep Lak... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-1 | docs = text_splitter.split_documents(documents)
embeddings = OpenAIEmbeddings()
Create a dataset locally at ./deeplake/, then run similiarity search. The Deeplake+LangChain integration uses Deep Lake datasets under the hood, so dataset and vector store are used interchangeably. To create a dataset in your own cloud, or... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-2 | text text (42, 1) str None
print(docs[0].page_content)
Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections.
Tonight, I’d like to honor someone who has... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-3 | text text (42, 1) str None
Deep Lake, for now, is single writer and multiple reader. Setting read_only=True helps to avoid acquring the writer lock.
Retrieval Question/Answering#
from langchain.chains import RetrievalQA
from langchain.llms import OpenAIChat
qa = RetrievalQA.from_chain_type(llm=Open... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-4 | tensor htype shape dtype compression
------- ------- ------- ------- -------
embedding generic (4, 1536) float32 None
ids text (4, 1) str None
metadata json (4, 1) str None
text text (4, 1) str None
db.similarity_search... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-5 | Document(page_content='And for our LGBTQ+ Americans, let’s finally get the bipartisan Equality Act to my desk. The onslaught of state laws targeting transgender Americans and their families is wrong. \n\nAs I said last year, especially to our younger transgender Americans, I will always have your back as your President... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-6 | [Document(page_content='Tonight. I call on the Senate to: Pass the Freedom to Vote Act. Pass the John Lewis Voting Rights Act. And while you’re at it, pass the Disclose Act so Americans can know who is funding our elections. \n\nTonight, I’d like to honor someone who has dedicated his life to serve this country: Justic... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
d87293930eeb-7 | Document(page_content='A former top litigator in private practice. A former federal public defender. And from a family of public school educators and police officers. A consensus builder. Since she’s been nominated, she’s received a broad range of support—from the Fraternal Order of Police to former judges appointed by... | https://python.langchain.com/en/latest/modules/indexes/vectorstores/examples/deeplake.html |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.