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fix chunk deletion

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This commit is contained in:
Ashwin Bharambe 2025-08-12 14:13:53 -07:00
parent c0be74b93e
commit 88cfab2768
10 changed files with 102 additions and 49 deletions
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14
llama_stack/providers/remote/vector_io/milvus/milvus.py
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@ -28,6 +28,7 @@ from llama_stack.providers.utils.kvstore.api import KVStore
from llama_stack.providers.utils.memory.openai_vector_store_mixin import OpenAIVectorStoreMixin
from llama_stack.providers.utils.memory.vector_store import (
RERANKER_TYPE_WEIGHTED,
ChunkForDeletion,
EmbeddingIndex,
VectorDBWithIndex,
)
@ -287,14 +288,15 @@ class MilvusIndex(EmbeddingIndex):
return QueryChunksResponse(chunks=filtered_chunks, scores=filtered_scores)
async def delete_chunk(self, chunk_id: str) -> None:
async def delete_chunks(self, chunks_for_deletion: list[ChunkForDeletion]) -> None:
"""Remove a chunk from the Milvus collection."""
chunk_ids_str = ",".join(f"'{c.chunk_id}'" for c in chunks_for_deletion)
try:
await asyncio.to_thread(
self.client.delete, collection_name=self.collection_name, filter=f'chunk_id == "{chunk_id}"'
self.client.delete, collection_name=self.collection_name, filter=f"chunk_id IN [{chunk_ids_str}]"
)
except Exception as e:
logger.error(f"Error deleting chunk {chunk_id} from Milvus collection {self.collection_name}: {e}")
logger.error(f"Error deleting chunks from Milvus collection {self.collection_name}: {e}")
raise
@ -420,12 +422,10 @@ class MilvusVectorIOAdapter(OpenAIVectorStoreMixin, VectorIO, VectorDBsProtocolP
return await index.query_chunks(query, params)
async def delete_chunks(self, store_id: str, chunk_ids: list[str]) -> None:
async def delete_chunks(self, store_id: str, chunks_for_deletion: list[ChunkForDeletion]) -> None:
"""Delete a chunk from a milvus vector store."""
index = await self._get_and_cache_vector_db_index(store_id)
if not index:
raise VectorStoreNotFoundError(store_id)
for chunk_id in chunk_ids:
# Use the index's delete_chunk method
await index.index.delete_chunk(chunk_id)
await index.index.delete_chunks(chunks_for_deletion)