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langchain/libs
jeffpezzone 7c2ef06136 Adds "NIN" metadata filter for pgvector to all checking for set absence (#14205)
This PR adds support for metadata filters of the form:

`{"filter": {"key": { "NIN" : ["list", "of", "values"]}}}`

"IN" is already supported, so this is a quick & related update to add
"NIN"
2023-12-05 19:07:33 -08:00
..
2023-11-28 17:34:27 -08:00