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updated graph query #590

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Jul 19, 2024
Merged

updated graph query #590

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16 changes: 6 additions & 10 deletions backend/src/shared/constants.py
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Original file line number Diff line number Diff line change
Expand Up @@ -17,10 +17,7 @@



##graph viz


GRAPH_CHUNK_LIMIT = 50
GRAPH_CHUNK_LIMIT = 50

#query
GRAPH_QUERY = """
Expand All @@ -34,8 +31,8 @@
RETURN c, chunks LIMIT {graph_chunk_limit}
}}

WITH collect([docs, chunks]) as data, collect(distinct c) as selectedChunks
WITH data, selectedChunks
WITH collect(distinct docs) as docs, collect(distinct chunks) as chunks, collect(distinct c) as selectedChunks
WITH docs, chunks, selectedChunks
// select relationships between selected chunks
WITH *,
[ c in selectedChunks | [p=(c)-[:NEXT_CHUNK|SIMILAR]-(other) WHERE other IN selectedChunks | p]] as chunkRels
Expand All @@ -52,16 +49,15 @@
RETURN collect(entities) as entities, collect(entityRels) as entityRels
}}

WITH apoc.coll.flatten(data + chunkRels + entities + entityRels, true) as paths
WITH apoc.coll.flatten(docs + chunks + chunkRels + entities + entityRels, true) as paths

// distinct nodes and rels
CALL {{ WITH paths UNWIND paths AS path UNWIND nodes(path) as node WITH distinct node
RETURN collect(node /* {{.*, labels:labels(node), elementId:elementId(node), embedding:null, text:null}} */)
AS nodes }}
RETURN collect(node /* {{.*, labels:labels(node), elementId:elementId(node), embedding:null, text:null}} */) AS nodes }}
CALL {{ WITH paths UNWIND paths AS path UNWIND relationships(path) as rel RETURN collect(distinct rel) AS rels }}
RETURN nodes, rels
"""

"""

## CHAT SETUP
CHAT_MAX_TOKENS = 1000
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