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Postgres Embedding

pg_embedding is an open-source package for vector similarity search using Postgres and the Hierarchical Navigable Small Worlds algorithm for approximate nearest neighbor search.

安装与设置​

我们需要安装几个 Python 包。

pip install psycopg2-binary

向量存储​

查看一个 使用示例。

from langchain_community.vectorstores import PGEmbedding
API 参考：PGEmbedding