No HNSW index in pgvector vector store #23853
Labels
🤖:bug
Related to a bug, vulnerability, unexpected error with an existing feature
Ɑ: vector store
Related to vector store module
Checked other resources
Example Code
Not applicable
Error Message and Stack Trace (if applicable)
No response
Description
There is no HNSW index in the pgvector vector store:
https://github.com/langchain-ai/langchain/blob/master/libs/community/langchain_community/vectorstores/pgvector.py
Unlike the pgembedding vectore store:
https://github.com/langchain-ai/langchain/blob/master/libs/community/langchain_community/vectorstores/pgembedding.py#L192
System Info
Not applicable
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