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json_serialize returing varchar2(2096)

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Wonyong Lee
2025-07-10 12:12:43 +00:00
parent 39e4551a45
commit 46e0992a83
1 changed files with 3 additions and 3 deletions
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6
backend/open_webui/retrieval/vector/dbs/oracle23ai.py
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@@ -549,7 +549,7 @@ class Oracle23aiClient(VectorDBBase):
cursor.execute("""
SELECT dc.id, dc.text,
JSON_SERIALIZE(dc.vmetadata) as vmetadata,
JSON_SERIALIZE(dc.vmetadata RETURNING VARCHAR2(4096)) as vmetadata,
VECTOR_DISTANCE(dc.vector, :query_vector, COSINE) as distance
FROM document_chunk dc
WHERE dc.collection_name = :collection_name
@@ -616,7 +616,7 @@ class Oracle23aiClient(VectorDBBase):
limit = limit or 100
query = """
SELECT id, text, vmetadata
SELECT id, text, JSON_SERIALIZE(vmetadata RETURNING VARCHAR2(4096)) as vmetadata
FROM document_chunk
WHERE collection_name = :collection_name
"""
@@ -687,7 +687,7 @@ class Oracle23aiClient(VectorDBBase):
with self.get_connection() as connection:
with connection.cursor() as cursor:
cursor.execute("""
SELECT /*+ MONITOR */ id, text, vmetadata
SELECT /*+ MONITOR */ id, text, JSON_SERIALIZE(vmetadata RETURNING VARCHAR2(4096)) as vmetadata
FROM document_chunk
WHERE collection_name = :collection_name
FETCH FIRST :limit ROWS ONLY